diff options
Diffstat (limited to 'test/libsolidity/SolidityEndToEndTest.cpp')
| -rw-r--r-- | test/libsolidity/SolidityEndToEndTest.cpp | 2704 |
1 files changed, 2141 insertions, 563 deletions
diff --git a/test/libsolidity/SolidityEndToEndTest.cpp b/test/libsolidity/SolidityEndToEndTest.cpp index bc613868..7a496e64 100644 --- a/test/libsolidity/SolidityEndToEndTest.cpp +++ b/test/libsolidity/SolidityEndToEndTest.cpp @@ -53,9 +53,9 @@ BOOST_AUTO_TEST_CASE(transaction_status) { char const* sourceCode = R"( contract test { - function f() { } - function g() { revert(); } - function h() { assert(false); } + function f() public { } + function g() public { revert(); } + function h() public { assert(false); } } )"; compileAndRun(sourceCode); @@ -334,10 +334,9 @@ BOOST_AUTO_TEST_CASE(conditional_expression_functions) ABI_CHECK(callContractFunction("f(bool)", false), encodeArgs(u256(2))); } -BOOST_AUTO_TEST_CASE(C99_scoping_activation) +BOOST_AUTO_TEST_CASE(c99_scoping_activation) { char const* sourceCode = R"( - pragma experimental "v0.5.0"; contract test { function f() pure public returns (uint) { uint x = 7; @@ -523,6 +522,96 @@ BOOST_AUTO_TEST_CASE(do_while_loop_continue) ABI_CHECK(callContractFunction("f()"), encodeArgs(42)); } +BOOST_AUTO_TEST_CASE(array_multiple_local_vars) +{ + char const* sourceCode = R"( + contract test { + function f(uint256[] calldata seq) external pure returns (uint256) { + uint i = 0; + uint sum = 0; + while (i < seq.length) + { + uint idx = i; + if (idx >= 10) break; + uint x = seq[idx]; + if (x >= 1000) { + uint n = i + 1; + i = n; + continue; + } + else { + uint y = sum + x; + sum = y; + } + if (sum >= 500) return sum; + i++; + } + return sum; + } + } + )"; + compileAndRun(sourceCode); + + ABI_CHECK(callContractFunction("f(uint256[])", 32, 3, u256(1000), u256(1), u256(2)), encodeArgs(3)); + ABI_CHECK(callContractFunction("f(uint256[])", 32, 3, u256(100), u256(500), u256(300)), encodeArgs(600)); + ABI_CHECK(callContractFunction( + "f(uint256[])", 32, 11, + u256(1), u256(2), u256(3), u256(4), u256(5), u256(6), u256(7), u256(8), u256(9), u256(10), u256(111) + ), encodeArgs(55)); +} + + +BOOST_AUTO_TEST_CASE(do_while_loop_multiple_local_vars) +{ + char const* sourceCode = R"( + contract test { + function f(uint x) public pure returns(uint r) { + uint i = 0; + do + { + uint z = x * 2; + if (z < 4) break; + else { + uint k = z + 1; + if (k < 8) { + x++; + continue; + } + } + if (z > 12) return 0; + x++; + i++; + } while (true); + return 42; + } + } + )"; + compileAndRun(sourceCode); + + auto do_while = [](u256 n) -> u256 + { + u256 i = 0; + do + { + u256 z = n * 2; + if (z < 4) break; + else { + u256 k = z + 1; + if (k < 8) { + n++; + continue; + } + } + if (z > 12) return 0; + n++; + i++; + } while (true); + return 42; + }; + + testContractAgainstCppOnRange("f(uint256)", do_while, 0, 12); +} + BOOST_AUTO_TEST_CASE(nested_loops) { // tests that break and continue statements in nested loops jump to the correct place @@ -574,6 +663,178 @@ BOOST_AUTO_TEST_CASE(nested_loops) testContractAgainstCppOnRange("f(uint256)", nested_loops_cpp, 0, 12); } +BOOST_AUTO_TEST_CASE(nested_loops_multiple_local_vars) +{ + // tests that break and continue statements in nested loops jump to the correct place + // and free local variables properly + char const* sourceCode = R"( + contract test { + function f(uint x) public returns(uint y) { + while (x > 0) { + uint z = x + 10; + uint k = z + 1; + if (k > 20) { + break; + uint p = 100; + k += p; + } + if (k > 15) { + x--; + continue; + uint t = 1000; + x += t; + } + while (k > 10) { + uint m = k - 1; + if (m == 10) return x; + return k; + uint h = 10000; + z += h; + } + x--; + break; + } + return x; + } + } + )"; + compileAndRun(sourceCode); + + auto nested_loops_cpp = [](u256 n) -> u256 + { + while (n > 0) + { + u256 z = n + 10; + u256 k = z + 1; + if (k > 20) break; + if (k > 15) { + n--; + continue; + } + while (k > 10) + { + u256 m = k - 1; + if (m == 10) return n; + return k; + } + n--; + break; + } + + return n; + }; + + testContractAgainstCppOnRange("f(uint256)", nested_loops_cpp, 0, 12); +} + +BOOST_AUTO_TEST_CASE(for_loop_multiple_local_vars) +{ + char const* sourceCode = R"( + contract test { + function f(uint x) public pure returns(uint r) { + for (uint i = 0; i < 12; i++) + { + uint z = x + 1; + if (z < 4) break; + else { + uint k = z * 2; + if (i + k < 10) { + x++; + continue; + } + } + if (z > 8) return 0; + x++; + } + return 42; + } + } + )"; + compileAndRun(sourceCode); + + auto for_loop = [](u256 n) -> u256 + { + for (u256 i = 0; i < 12; i++) + { + u256 z = n + 1; + if (z < 4) break; + else { + u256 k = z * 2; + if (i + k < 10) { + n++; + continue; + } + } + if (z > 8) return 0; + n++; + } + return 42; + }; + + testContractAgainstCppOnRange("f(uint256)", for_loop, 0, 12); +} + +BOOST_AUTO_TEST_CASE(nested_for_loop_multiple_local_vars) +{ + char const* sourceCode = R"( + contract test { + function f(uint x) public pure returns(uint r) { + for (uint i = 0; i < 5; i++) + { + uint z = x + 1; + if (z < 3) { + break; + uint p = z + 2; + } + for (uint j = 0; j < 5; j++) + { + uint k = z * 2; + if (j + k < 8) { + x++; + continue; + uint t = z * 3; + } + x++; + if (x > 20) { + return 84; + uint h = x + 42; + } + } + if (x > 30) { + return 42; + uint b = 0xcafe; + } + } + return 42; + } + } + )"; + compileAndRun(sourceCode); + + auto for_loop = [](u256 n) -> u256 + { + for (u256 i = 0; i < 5; i++) + { + u256 z = n + 1; + if (z < 3) break; + for (u256 j = 0; j < 5; j++) + { + u256 k = z * 2; + if (j + k < 8) { + n++; + continue; + } + n++; + if (n > 20) return 84; + } + if (n > 30) return 42; + } + return 42; + }; + + testContractAgainstCppOnRange("f(uint256)", for_loop, 0, 12); +} + BOOST_AUTO_TEST_CASE(for_loop) { char const* sourceCode = R"( @@ -991,7 +1252,7 @@ BOOST_AUTO_TEST_CASE(state_smoke_test) if (which == 0) return value1; else return value2; } - function set(uint8 which, uint256 value) { + function set(uint8 which, uint256 value) public { if (which == 0) value1 = value; else value2 = value; } @@ -1053,7 +1314,7 @@ BOOST_AUTO_TEST_CASE(simple_mapping) function get(uint8 k) public returns (uint8 v) { return table[k]; } - function set(uint8 k, uint8 v) { + function set(uint8 k, uint8 v) public { table[k] = v; } } @@ -1087,7 +1348,7 @@ BOOST_AUTO_TEST_CASE(mapping_state) function getVoteCount(address addr) public returns (uint retVoteCount) { return voteCount[addr]; } - function grantVoteRight(address addr) { + function grantVoteRight(address addr) public { canVote[addr] = true; } function vote(address voter, address vote) public returns (bool success) { @@ -1216,6 +1477,159 @@ BOOST_AUTO_TEST_CASE(multi_level_mapping) testContractAgainstCpp("f(uint256,uint256,uint256)", f, u256(5), u256(4), u256(0)); } +BOOST_AUTO_TEST_CASE(mapping_local_assignment) +{ + char const* sourceCode = R"( + contract test { + mapping(uint8 => uint8) m1; + mapping(uint8 => uint8) m2; + function f() public returns (uint8, uint8, uint8, uint8) { + mapping(uint8 => uint8) storage m = m1; + m[1] = 42; + + m = m2; + m[2] = 21; + + return (m1[1], m1[2], m2[1], m2[2]); + } + } + )"; + compileAndRun(sourceCode); + + ABI_CHECK(callContractFunction("f()"), encodeArgs(byte(42), byte(0), byte(0), byte(21))); +} + +BOOST_AUTO_TEST_CASE(mapping_local_tuple_assignment) +{ + char const* sourceCode = R"( + contract test { + mapping(uint8 => uint8) m1; + mapping(uint8 => uint8) m2; + function f() public returns (uint8, uint8, uint8, uint8) { + mapping(uint8 => uint8) storage m = m1; + m[1] = 42; + + uint8 v; + (m, v) = (m2, 21); + m[2] = v; + + return (m1[1], m1[2], m2[1], m2[2]); + } + } + )"; + compileAndRun(sourceCode); + + ABI_CHECK(callContractFunction("f()"), encodeArgs(byte(42), byte(0), byte(0), byte(21))); +} + +BOOST_AUTO_TEST_CASE(mapping_local_compound_assignment) +{ + char const* sourceCode = R"( + contract test { + mapping(uint8 => uint8) m1; + mapping(uint8 => uint8) m2; + function f() public returns (uint8, uint8, uint8, uint8) { + mapping(uint8 => uint8) storage m = m1; + m[1] = 42; + + (m = m2)[2] = 21; + + return (m1[1], m1[2], m2[1], m2[2]); + } + } + )"; + compileAndRun(sourceCode); + + ABI_CHECK(callContractFunction("f()"), encodeArgs(byte(42), byte(0), byte(0), byte(21))); +} + +BOOST_AUTO_TEST_CASE(mapping_internal_argument) +{ + char const* sourceCode = R"( + contract test { + mapping(uint8 => uint8) a; + mapping(uint8 => uint8) b; + function set_internal(mapping(uint8 => uint8) storage m, uint8 key, uint8 value) internal returns (uint8) { + uint8 oldValue = m[key]; + m[key] = value; + return oldValue; + } + function set(uint8 key, uint8 value_a, uint8 value_b) public returns (uint8 old_a, uint8 old_b) { + old_a = set_internal(a, key, value_a); + old_b = set_internal(b, key, value_b); + } + function get(uint8 key) public returns (uint8, uint8) { + return (a[key], b[key]); + } + } + )"; + compileAndRun(sourceCode); + + ABI_CHECK(callContractFunction("set(uint8,uint8,uint8)", byte(1), byte(21), byte(42)), encodeArgs(byte(0), byte(0))); + ABI_CHECK(callContractFunction("get(uint8)", byte(1)), encodeArgs(byte(21), byte(42))); + ABI_CHECK(callContractFunction("set(uint8,uint8,uint8)", byte(1), byte(10), byte(11)), encodeArgs(byte(21), byte(42))); + ABI_CHECK(callContractFunction("get(uint8)", byte(1)), encodeArgs(byte(10), byte(11))); +} + +BOOST_AUTO_TEST_CASE(mapping_array_internal_argument) +{ + char const* sourceCode = R"( + contract test { + mapping(uint8 => uint8)[2] a; + mapping(uint8 => uint8)[2] b; + function set_internal(mapping(uint8 => uint8)[2] storage m, uint8 key, uint8 value1, uint8 value2) internal returns (uint8, uint8) { + uint8 oldValue1 = m[0][key]; + uint8 oldValue2 = m[1][key]; + m[0][key] = value1; + m[1][key] = value2; + return (oldValue1, oldValue2); + } + function set(uint8 key, uint8 value_a1, uint8 value_a2, uint8 value_b1, uint8 value_b2) public returns (uint8 old_a1, uint8 old_a2, uint8 old_b1, uint8 old_b2) { + (old_a1, old_a2) = set_internal(a, key, value_a1, value_a2); + (old_b1, old_b2) = set_internal(b, key, value_b1, value_b2); + } + function get(uint8 key) public returns (uint8, uint8, uint8, uint8) { + return (a[0][key], a[1][key], b[0][key], b[1][key]); + } + } + )"; + compileAndRun(sourceCode); + + ABI_CHECK(callContractFunction("set(uint8,uint8,uint8,uint8,uint8)", byte(1), byte(21), byte(22), byte(42), byte(43)), encodeArgs(byte(0), byte(0), byte(0), byte(0))); + ABI_CHECK(callContractFunction("get(uint8)", byte(1)), encodeArgs(byte(21), byte(22), byte(42), byte(43))); + ABI_CHECK(callContractFunction("set(uint8,uint8,uint8,uint8,uint8)", byte(1), byte(10), byte(30), byte(11), byte(31)), encodeArgs(byte(21), byte(22), byte(42), byte(43))); + ABI_CHECK(callContractFunction("get(uint8)", byte(1)), encodeArgs(byte(10), byte(30), byte(11), byte(31))); +} + +BOOST_AUTO_TEST_CASE(mapping_internal_return) +{ + char const* sourceCode = R"( + contract test { + mapping(uint8 => uint8) a; + mapping(uint8 => uint8) b; + function f() internal returns (mapping(uint8 => uint8) storage r) { + r = a; + r[1] = 42; + r = b; + r[1] = 84; + } + function g() public returns (uint8, uint8, uint8, uint8, uint8, uint8) { + f()[2] = 21; + return (a[0], a[1], a[2], b[0], b[1], b[2]); + } + function h() public returns (uint8, uint8, uint8, uint8, uint8, uint8) { + mapping(uint8 => uint8) storage m = f(); + m[2] = 17; + return (a[0], a[1], a[2], b[0], b[1], b[2]); + } + } + )"; + compileAndRun(sourceCode); + + ABI_CHECK(callContractFunction("g()"), encodeArgs(byte(0), byte(42), byte(0), byte(0), byte(84), byte (21))); + ABI_CHECK(callContractFunction("h()"), encodeArgs(byte(0), byte(42), byte(0), byte(0), byte(84), byte (17))); +} + BOOST_AUTO_TEST_CASE(structs) { char const* sourceCode = R"( @@ -1272,8 +1686,8 @@ BOOST_AUTO_TEST_CASE(struct_reference) } function set() public { data.z = 2; - mapping(uint8 => s2) map = data.recursive; - s2 inner = map[0]; + mapping(uint8 => s2) storage map = data.recursive; + s2 storage inner = map[0]; inner.z = 3; inner.recursive[0].z = inner.recursive[1].z + 1; } @@ -1300,7 +1714,7 @@ BOOST_AUTO_TEST_CASE(deleteStruct) uint nestedValue; mapping (uint => bool) nestedMapping; } - constructor(){ + constructor() public { toDelete = 5; str.topValue = 1; str.topMapping[0] = 1; @@ -1801,7 +2215,7 @@ BOOST_AUTO_TEST_CASE(send_ether) char const* sourceCode = R"( contract test { constructor() payable public {} - function a(address addr, uint amount) public returns (uint ret) { + function a(address payable addr, uint amount) public returns (uint ret) { addr.send(amount); return address(this).balance; } @@ -1819,11 +2233,11 @@ BOOST_AUTO_TEST_CASE(transfer_ether) char const* sourceCode = R"( contract A { constructor() public payable {} - function a(address addr, uint amount) public returns (uint) { + function a(address payable addr, uint amount) public returns (uint) { addr.transfer(amount); - return this.balance; + return address(this).balance; } - function b(address addr, uint amount) { + function b(address payable addr, uint amount) public { addr.transfer(amount); } } @@ -1833,7 +2247,7 @@ BOOST_AUTO_TEST_CASE(transfer_ether) contract C { function () external payable { - throw; + revert(); } } )"; @@ -1883,7 +2297,7 @@ BOOST_AUTO_TEST_CASE(log0) char const* sourceCode = R"( contract test { function a() public { - log0(1); + log0(bytes32(uint256(1))); } } )"; @@ -1900,7 +2314,7 @@ BOOST_AUTO_TEST_CASE(log1) char const* sourceCode = R"( contract test { function a() public { - log1(1, 2); + log1(bytes32(uint256(1)), bytes32(uint256(2))); } } )"; @@ -1918,7 +2332,7 @@ BOOST_AUTO_TEST_CASE(log2) char const* sourceCode = R"( contract test { function a() public { - log2(1, 2, 3); + log2(bytes32(uint256(1)), bytes32(uint256(2)), bytes32(uint256(3))); } } )"; @@ -1937,7 +2351,7 @@ BOOST_AUTO_TEST_CASE(log3) char const* sourceCode = R"( contract test { function a() public { - log3(1, 2, 3, 4); + log3(bytes32(uint256(1)), bytes32(uint256(2)), bytes32(uint256(3)), bytes32(uint256(4))); } } )"; @@ -1956,7 +2370,7 @@ BOOST_AUTO_TEST_CASE(log4) char const* sourceCode = R"( contract test { function a() public { - log4(1, 2, 3, 4, 5); + log4(bytes32(uint256(1)), bytes32(uint256(2)), bytes32(uint256(3)), bytes32(uint256(4)), bytes32(uint256(5))); } } )"; @@ -1975,7 +2389,7 @@ BOOST_AUTO_TEST_CASE(log_in_constructor) char const* sourceCode = R"( contract test { constructor() public { - log1(1, 2); + log1(bytes32(uint256(1)), bytes32(uint256(2))); } } )"; @@ -1992,7 +2406,7 @@ BOOST_AUTO_TEST_CASE(selfdestruct) char const* sourceCode = R"( contract test { constructor() public payable {} - function a(address receiver) public returns (uint ret) { + function a(address payable receiver) public returns (uint ret) { selfdestruct(receiver); return 10; } @@ -2082,7 +2496,7 @@ BOOST_AUTO_TEST_CASE(packed_keccak256) function a(bytes32 input) public returns (bytes32 hash) { uint24 b = 65536; uint c = 256; - return keccak256(abi.encodePacked(8, input, b, input, c)); + return keccak256(abi.encodePacked(uint8(8), input, b, input, c)); } } )"; @@ -2134,7 +2548,7 @@ BOOST_AUTO_TEST_CASE(packed_sha256) function a(bytes32 input) public returns (bytes32 hash) { uint24 b = 65536; uint c = 256; - return sha256(abi.encodePacked(8, input, b, input, c)); + return sha256(abi.encodePacked(uint8(8), input, b, input, c)); } } )"; @@ -2161,7 +2575,7 @@ BOOST_AUTO_TEST_CASE(packed_ripemd160) function a(bytes32 input) public returns (bytes32 hash) { uint24 b = 65536; uint c = 256; - return ripemd160(abi.encodePacked(8, input, b, input, c)); + return ripemd160(abi.encodePacked(uint8(8), input, b, input, c)); } } )"; @@ -2215,7 +2629,7 @@ BOOST_AUTO_TEST_CASE(inter_contract_calls) function getHelper() public returns (address haddress) { return address(h); } - function setHelper(address haddress) { + function setHelper(address haddress) public { h = Helper(haddress); } } @@ -2246,7 +2660,7 @@ BOOST_AUTO_TEST_CASE(inter_contract_calls_with_complex_parameters) function getHelper() public returns (address haddress) { return address(h); } - function setHelper(address haddress) { + function setHelper(address haddress) public { h = Helper(haddress); } } @@ -2278,7 +2692,7 @@ BOOST_AUTO_TEST_CASE(inter_contract_calls_accessing_this) function getHelper() public returns (address addr) { return address(h); } - function setHelper(address addr) { + function setHelper(address addr) public { h = Helper(addr); } } @@ -2310,7 +2724,7 @@ BOOST_AUTO_TEST_CASE(calls_to_this) function getHelper() public returns (address addr) { return address(h); } - function setHelper(address addr) { + function setHelper(address addr) public { h = Helper(addr); } } @@ -2345,7 +2759,7 @@ BOOST_AUTO_TEST_CASE(inter_contract_calls_with_local_vars) function getHelper() public returns (address haddress) { return address(h); } - function setHelper(address haddress) { + function setHelper(address haddress) public { h = Helper(haddress); } } @@ -2376,7 +2790,7 @@ BOOST_AUTO_TEST_CASE(fixed_bytes_in_calls) function getHelper() public returns (address addr) { return address(h); } - function setHelper(address addr) { + function setHelper(address addr) public { h = Helper(addr); } } @@ -2444,7 +2858,7 @@ BOOST_AUTO_TEST_CASE(constructor_with_long_arguments) string public a; string public b; - constructor(string _a, string _b) public { + constructor(string memory _a, string memory _b) public { a = _a; b = _b; } @@ -2472,7 +2886,7 @@ BOOST_AUTO_TEST_CASE(constructor_static_array_argument) uint public a; uint[3] public b; - constructor(uint _a, uint[3] _b) public { + constructor(uint _a, uint[3] memory _b) public { a = _a; b = _b; } @@ -2492,7 +2906,7 @@ BOOST_AUTO_TEST_CASE(constant_var_as_array_length) uint constant LEN = 3; uint[LEN] public a; - constructor(uint[LEN] _a) public { + constructor(uint[LEN] memory _a) public { a = _a; } } @@ -2528,10 +2942,10 @@ BOOST_AUTO_TEST_CASE(contracts_as_addresses) } contract test { helper h; - constructor() public payable { h = new helper(); h.send(5); } + constructor() public payable { h = new helper(); address(h).send(5); } function getBalance() public returns (uint256 myBalance, uint256 helperBalance) { - myBalance = this.balance; - helperBalance = h.balance; + myBalance = address(this).balance; + helperBalance = address(h).balance; } } )"; @@ -2546,7 +2960,7 @@ BOOST_AUTO_TEST_CASE(gas_and_value_basic) contract helper { bool flag; function getBalance() payable public returns (uint256 myBalance) { - return this.balance; + return address(this).balance; } function setFlag() public { flag = true; } function getFlag() public returns (bool fl) { return flag; } @@ -2563,7 +2977,7 @@ BOOST_AUTO_TEST_CASE(gas_and_value_basic) } function checkState() public returns (bool flagAfter, uint myBal) { flagAfter = h.getFlag(); - myBal = this.balance; + myBal = address(this).balance; } } )"; @@ -2574,18 +2988,102 @@ BOOST_AUTO_TEST_CASE(gas_and_value_basic) BOOST_REQUIRE(callContractFunction("checkState()") == encodeArgs(false, 20 - 5)); } +BOOST_AUTO_TEST_CASE(gasleft_decrease) +{ + char const* sourceCode = R"( + contract C { + uint v; + function f() public returns (bool) { + uint startGas = gasleft(); + v++; + assert(startGas > gasleft()); + return true; + } + function g() public returns (bool) { + uint startGas = gasleft(); + assert(startGas > gasleft()); + return true; + } + } + )"; + compileAndRun(sourceCode); + ABI_CHECK(callContractFunction("f()"), encodeArgs(true)); + ABI_CHECK(callContractFunction("g()"), encodeArgs(true)); +} + +BOOST_AUTO_TEST_CASE(gaslimit) +{ + char const* sourceCode = R"( + contract C { + function f() public returns (uint) { + return block.gaslimit; + } + } + )"; + compileAndRun(sourceCode); + ABI_CHECK(callContractFunction("f()"), encodeArgs(gasLimit())); +} + +BOOST_AUTO_TEST_CASE(gasprice) +{ + char const* sourceCode = R"( + contract C { + function f() public returns (uint) { + return tx.gasprice; + } + } + )"; + compileAndRun(sourceCode); + ABI_CHECK(callContractFunction("f()"), encodeArgs(gasPrice())); +} + +BOOST_AUTO_TEST_CASE(blockhash) +{ + // depending on the aleth version, this test only works for pre-constantinople + if (Options::get().evmVersion() < EVMVersion::constantinople()) + { + char const* sourceCode = R"( + contract C { + uint256 counter; + function g() public returns (bool) { counter++; return true; } + function f() public returns (bytes32[] memory r) { + r = new bytes32[](259); + for (uint i = 0; i < 259; i++) + r[i] = blockhash(block.number - 257 + i); + } + } + )"; + compileAndRun(sourceCode); + // generate a sufficient amount of blocks + while (blockNumber() < u256(255)) + ABI_CHECK(callContractFunction("g()"), encodeArgs(true)); + + vector<u256> hashes; + // ``blockhash()`` is only valid for the last 256 blocks, otherwise zero + hashes.emplace_back(0); + for (u256 i = blockNumber() - u256(255); i <= blockNumber(); i++) + hashes.emplace_back(blockHash(i)); + // the current block hash is not yet known at execution time and therefore zero + hashes.emplace_back(0); + // future block hashes are zero + hashes.emplace_back(0); + + ABI_CHECK(callContractFunction("f()"), encodeDyn(hashes)); + } +} + BOOST_AUTO_TEST_CASE(value_complex) { char const* sourceCode = R"( contract helper { function getBalance() payable public returns (uint256 myBalance) { - return this.balance; + return address(this).balance; } } contract test { helper h; constructor() public payable { h = new helper(); } - function sendAmount(uint amount) payable returns (uint256 bal) { + function sendAmount(uint amount) public payable returns (uint256 bal) { uint someStackElement = 20; return h.getBalance.value(amount).gas(1000).value(amount + 3)(); } @@ -2600,7 +3098,7 @@ BOOST_AUTO_TEST_CASE(value_insane) char const* sourceCode = R"( contract helper { function getBalance() payable public returns (uint256 myBalance) { - return this.balance; + return address(this).balance; } } contract test { @@ -2621,7 +3119,7 @@ BOOST_AUTO_TEST_CASE(value_for_constructor) contract Helper { bytes3 name; bool flag; - constructor(bytes3 x, bool f) payable { + constructor(bytes3 x, bool f) public payable { name = x; flag = f; } @@ -2630,12 +3128,12 @@ BOOST_AUTO_TEST_CASE(value_for_constructor) } contract Main { Helper h; - constructor() payable { + constructor() public payable { h = (new Helper).value(10)("abc", true); } function getFlag() public returns (bool ret) { return h.getFlag(); } function getName() public returns (bytes3 ret) { return h.getName(); } - function getBalances() public returns (uint me, uint them) { me = this.balance; them = h.balance;} + function getBalances() public returns (uint me, uint them) { me = address(this).balance; them = address(h).balance;} } )"; compileAndRun(sourceCode, 22, "Main"); @@ -2691,10 +3189,10 @@ BOOST_AUTO_TEST_CASE(single_copy_with_multiple_inheritance) char const* sourceCode = R"( contract Base { uint data; - function setData(uint i) { data = i; } + function setData(uint i) public { data = i; } function getViaBase() public returns (uint i) { return data; } } - contract A is Base { function setViaA(uint i) { setData(i); } } + contract A is Base { function setViaA(uint i) public { setData(i); } } contract B is Base { function getViaB() public returns (uint i) { return getViaBase(); } } contract Derived is Base, B, A { } )"; @@ -2903,7 +3401,7 @@ BOOST_AUTO_TEST_CASE(function_modifier_for_constructor) char const* sourceCode = R"( contract A { uint data; - constructor() mod1 { data |= 2; } + constructor() mod1 public { data |= 2; } modifier mod1 { data |= 1; _; } function getData() public returns (uint r) { return data; } } @@ -3079,12 +3577,28 @@ BOOST_AUTO_TEST_CASE(default_fallback_throws) char const* sourceCode = R"YY( contract A { function f() public returns (bool) { - return this.call(""); + (bool success,) = address(this).call(""); + return success; } } )YY"; compileAndRun(sourceCode); ABI_CHECK(callContractFunction("f()"), encodeArgs(0)); + + if (dev::test::Options::get().evmVersion().hasStaticCall()) + { + char const* sourceCode = R"YY( + contract A { + function f() public returns (bool) { + (bool success, bytes memory data) = address(this).staticcall(""); + assert(data.length == 0); + return success; + } + } + )YY"; + compileAndRun(sourceCode); + ABI_CHECK(callContractFunction("f()"), encodeArgs(0)); + } } BOOST_AUTO_TEST_CASE(short_data_calls_fallback) @@ -3113,7 +3627,7 @@ BOOST_AUTO_TEST_CASE(event) char const* sourceCode = R"( contract ClientReceipt { event Deposit(address indexed _from, bytes32 indexed _id, uint _value); - function deposit(bytes32 _id, bool _manually) payable { + function deposit(bytes32 _id, bool _manually) public payable { if (_manually) { bytes32 s = 0x19dacbf83c5de6658e14cbf7bcae5c15eca2eedecf1c66fbca928e4d351bea0f; log3(bytes32(msg.value), s, bytes32(uint256(msg.sender)), _id); @@ -3144,7 +3658,7 @@ BOOST_AUTO_TEST_CASE(event_emit) char const* sourceCode = R"( contract ClientReceipt { event Deposit(address indexed _from, bytes32 indexed _id, uint _value); - function deposit(bytes32 _id) payable { + function deposit(bytes32 _id) public payable { emit Deposit(msg.sender, _id, msg.value); } } @@ -3322,7 +3836,7 @@ BOOST_AUTO_TEST_CASE(event_anonymous_with_topics) char const* sourceCode = R"( contract ClientReceipt { event Deposit(address indexed _from, bytes32 indexed _id, uint indexed _value, uint indexed _value2, bytes32 data) anonymous; - function deposit(bytes32 _id) payable { + function deposit(bytes32 _id) public payable { emit Deposit(msg.sender, _id, msg.value, 2, "abc"); } } @@ -3346,7 +3860,7 @@ BOOST_AUTO_TEST_CASE(event_lots_of_data) char const* sourceCode = R"( contract ClientReceipt { event Deposit(address _from, bytes32 _id, uint _value, bool _flag); - function deposit(bytes32 _id) payable { + function deposit(bytes32 _id) public payable { emit Deposit(msg.sender, _id, msg.value, true); } } @@ -3430,6 +3944,209 @@ BOOST_AUTO_TEST_CASE(event_really_really_lots_of_data_from_storage) BOOST_CHECK_EQUAL(m_logs[0].topics[0], dev::keccak256(string("Deposit(uint256,bytes,uint256)"))); } +BOOST_AUTO_TEST_CASE(event_struct_memory_v2) +{ + char const* sourceCode = R"( + pragma experimental ABIEncoderV2; + contract C { + struct S { uint a; } + event E(S); + function createEvent(uint x) public { + emit E(S(x)); + } + } + )"; + compileAndRun(sourceCode); + u256 x(42); + callContractFunction("createEvent(uint256)", x); + BOOST_REQUIRE_EQUAL(m_logs.size(), 1); + BOOST_CHECK_EQUAL(m_logs[0].address, m_contractAddress); + BOOST_CHECK(m_logs[0].data == encodeArgs(x)); + BOOST_REQUIRE_EQUAL(m_logs[0].topics.size(), 1); + BOOST_CHECK_EQUAL(m_logs[0].topics[0], dev::keccak256(string("E((uint256))"))); +} + +BOOST_AUTO_TEST_CASE(event_struct_storage_v2) +{ + char const* sourceCode = R"( + pragma experimental ABIEncoderV2; + contract C { + struct S { uint a; } + event E(S); + S s; + function createEvent(uint x) public { + s.a = x; + emit E(s); + } + } + )"; + compileAndRun(sourceCode); + u256 x(42); + callContractFunction("createEvent(uint256)", x); + BOOST_REQUIRE_EQUAL(m_logs.size(), 1); + BOOST_CHECK_EQUAL(m_logs[0].address, m_contractAddress); + BOOST_CHECK(m_logs[0].data == encodeArgs(x)); + BOOST_REQUIRE_EQUAL(m_logs[0].topics.size(), 1); + BOOST_CHECK_EQUAL(m_logs[0].topics[0], dev::keccak256(string("E((uint256))"))); +} + +BOOST_AUTO_TEST_CASE(event_dynamic_array_memory) +{ + char const* sourceCode = R"( + contract C { + event E(uint[]); + function createEvent(uint x) public { + uint[] memory arr = new uint[](3); + arr[0] = x; + arr[1] = x + 1; + arr[2] = x + 2; + emit E(arr); + } + } + )"; + compileAndRun(sourceCode); + u256 x(42); + callContractFunction("createEvent(uint256)", x); + BOOST_REQUIRE_EQUAL(m_logs.size(), 1); + BOOST_CHECK_EQUAL(m_logs[0].address, m_contractAddress); + BOOST_CHECK(m_logs[0].data == encodeArgs(0x20, 3, x, x + 1, x + 2)); + BOOST_REQUIRE_EQUAL(m_logs[0].topics.size(), 1); + BOOST_CHECK_EQUAL(m_logs[0].topics[0], dev::keccak256(string("E(uint256[])"))); +} + +BOOST_AUTO_TEST_CASE(event_dynamic_array_memory_v2) +{ + char const* sourceCode = R"( + pragma experimental ABIEncoderV2; + contract C { + event E(uint[]); + function createEvent(uint x) public { + uint[] memory arr = new uint[](3); + arr[0] = x; + arr[1] = x + 1; + arr[2] = x + 2; + emit E(arr); + } + } + )"; + compileAndRun(sourceCode); + u256 x(42); + callContractFunction("createEvent(uint256)", x); + BOOST_REQUIRE_EQUAL(m_logs.size(), 1); + BOOST_CHECK_EQUAL(m_logs[0].address, m_contractAddress); + BOOST_CHECK(m_logs[0].data == encodeArgs(0x20, 3, x, x + 1, x + 2)); + BOOST_REQUIRE_EQUAL(m_logs[0].topics.size(), 1); + BOOST_CHECK_EQUAL(m_logs[0].topics[0], dev::keccak256(string("E(uint256[])"))); +} + +BOOST_AUTO_TEST_CASE(event_dynamic_nested_array_memory_v2) +{ + char const* sourceCode = R"( + pragma experimental ABIEncoderV2; + contract C { + event E(uint[][]); + function createEvent(uint x) public { + uint[][] memory arr = new uint[][](2); + arr[0] = new uint[](2); + arr[1] = new uint[](2); + arr[0][0] = x; + arr[0][1] = x + 1; + arr[1][0] = x + 2; + arr[1][1] = x + 3; + emit E(arr); + } + } + )"; + compileAndRun(sourceCode); + u256 x(42); + callContractFunction("createEvent(uint256)", x); + BOOST_REQUIRE_EQUAL(m_logs.size(), 1); + BOOST_CHECK_EQUAL(m_logs[0].address, m_contractAddress); + BOOST_CHECK(m_logs[0].data == encodeArgs(0x20, 2, 0x40, 0xa0, 2, x, x + 1, 2, x + 2, x + 3)); + BOOST_REQUIRE_EQUAL(m_logs[0].topics.size(), 1); + BOOST_CHECK_EQUAL(m_logs[0].topics[0], dev::keccak256(string("E(uint256[][])"))); +} + +BOOST_AUTO_TEST_CASE(event_dynamic_array_storage) +{ + char const* sourceCode = R"( + contract C { + event E(uint[]); + uint[] arr; + function createEvent(uint x) public { + arr.length = 3; + arr[0] = x; + arr[1] = x + 1; + arr[2] = x + 2; + emit E(arr); + } + } + )"; + compileAndRun(sourceCode); + u256 x(42); + callContractFunction("createEvent(uint256)", x); + BOOST_REQUIRE_EQUAL(m_logs.size(), 1); + BOOST_CHECK_EQUAL(m_logs[0].address, m_contractAddress); + BOOST_CHECK(m_logs[0].data == encodeArgs(0x20, 3, x, x + 1, x + 2)); + BOOST_REQUIRE_EQUAL(m_logs[0].topics.size(), 1); + BOOST_CHECK_EQUAL(m_logs[0].topics[0], dev::keccak256(string("E(uint256[])"))); +} + +BOOST_AUTO_TEST_CASE(event_dynamic_array_storage_v2) +{ + char const* sourceCode = R"( + pragma experimental ABIEncoderV2; + contract C { + event E(uint[]); + uint[] arr; + function createEvent(uint x) public { + arr.length = 3; + arr[0] = x; + arr[1] = x + 1; + arr[2] = x + 2; + emit E(arr); + } + } + )"; + compileAndRun(sourceCode); + u256 x(42); + callContractFunction("createEvent(uint256)", x); + BOOST_REQUIRE_EQUAL(m_logs.size(), 1); + BOOST_CHECK_EQUAL(m_logs[0].address, m_contractAddress); + BOOST_CHECK(m_logs[0].data == encodeArgs(0x20, 3, x, x + 1, x + 2)); + BOOST_REQUIRE_EQUAL(m_logs[0].topics.size(), 1); + BOOST_CHECK_EQUAL(m_logs[0].topics[0], dev::keccak256(string("E(uint256[])"))); +} + +BOOST_AUTO_TEST_CASE(event_dynamic_nested_array_storage_v2) +{ + char const* sourceCode = R"( + pragma experimental ABIEncoderV2; + contract C { + event E(uint[][]); + uint[][] arr; + function createEvent(uint x) public { + arr.length = 2; + arr[0].length = 2; + arr[1].length = 2; + arr[0][0] = x; + arr[0][1] = x + 1; + arr[1][0] = x + 2; + arr[1][1] = x + 3; + emit E(arr); + } + } + )"; + compileAndRun(sourceCode); + u256 x(42); + callContractFunction("createEvent(uint256)", x); + BOOST_REQUIRE_EQUAL(m_logs.size(), 1); + BOOST_CHECK_EQUAL(m_logs[0].address, m_contractAddress); + BOOST_CHECK(m_logs[0].data == encodeArgs(0x20, 2, 0x40, 0xa0, 2, x, x + 1, 2, x + 2, x + 3)); + BOOST_REQUIRE_EQUAL(m_logs[0].topics.size(), 1); + BOOST_CHECK_EQUAL(m_logs[0].topics[0], dev::keccak256(string("E(uint256[][])"))); +} + BOOST_AUTO_TEST_CASE(event_indexed_string) { char const* sourceCode = R"( @@ -3560,7 +4277,7 @@ BOOST_AUTO_TEST_CASE(keccak256_multiple_arguments_with_numeric_literals) contract c { function foo(uint a, uint16 b) public returns (bytes32 d) { - d = keccak256(abi.encodePacked(a, b, 145)); + d = keccak256(abi.encodePacked(a, b, uint8(145))); } } )"; @@ -3585,7 +4302,7 @@ BOOST_AUTO_TEST_CASE(keccak256_multiple_arguments_with_string_literals) } function bar(uint a, uint16 b) public returns (bytes32 d) { - d = keccak256(abi.encodePacked(a, b, 145, "foo")); + d = keccak256(abi.encodePacked(a, b, uint8(145), "foo")); } } )"; @@ -3648,7 +4365,7 @@ BOOST_AUTO_TEST_CASE(generic_call) char const* sourceCode = R"**( contract receiver { uint public received; - function receive(uint256 x) payable { received = x; } + function receive(uint256 x) public payable { received = x; } } contract sender { constructor() public payable {} @@ -3674,18 +4391,19 @@ BOOST_AUTO_TEST_CASE(generic_delegatecall) uint public received; address public sender; uint public value; - constructor() payable {} - function receive(uint256 x) payable { received = x; sender = msg.sender; value = msg.value; } + constructor() public payable {} + function receive(uint256 x) public payable { received = x; sender = msg.sender; value = msg.value; } } contract Sender { uint public received; address public sender; uint public value; - constructor() payable {} - function doSend(address rec) payable + constructor() public payable {} + function doSend(address rec) public payable { bytes4 signature = bytes4(bytes32(keccak256("receive(uint256)"))); - if (rec.delegatecall(abi.encodeWithSelector(signature, 23))) {} + (bool success,) = rec.delegatecall(abi.encodeWithSelector(signature, 23)); + success; } } )**"; @@ -3708,6 +4426,49 @@ BOOST_AUTO_TEST_CASE(generic_delegatecall) BOOST_CHECK_EQUAL(balanceAt(c_senderAddress), 50 + 11); } +BOOST_AUTO_TEST_CASE(generic_staticcall) +{ + if (dev::test::Options::get().evmVersion().hasStaticCall()) + { + char const* sourceCode = R"**( + contract A { + uint public x; + constructor() public { x = 42; } + function pureFunction(uint256 p) public pure returns (uint256) { return p; } + function viewFunction(uint256 p) public view returns (uint256) { return p + x; } + function nonpayableFunction(uint256 p) public returns (uint256) { x = p; return x; } + function assertFunction(uint256 p) public view returns (uint256) { assert(x == p); return x; } + } + contract C { + function f(address a) public view returns (bool, bytes memory) + { + return a.staticcall(abi.encodeWithSignature("pureFunction(uint256)", 23)); + } + function g(address a) public view returns (bool, bytes memory) + { + return a.staticcall(abi.encodeWithSignature("viewFunction(uint256)", 23)); + } + function h(address a) public view returns (bool, bytes memory) + { + return a.staticcall(abi.encodeWithSignature("nonpayableFunction(uint256)", 23)); + } + function i(address a, uint256 v) public view returns (bool, bytes memory) + { + return a.staticcall(abi.encodeWithSignature("assertFunction(uint256)", v)); + } + } + )**"; + compileAndRun(sourceCode, 0, "A"); + u160 const c_addressA = m_contractAddress; + compileAndRun(sourceCode, 0, "C"); + ABI_CHECK(callContractFunction("f(address)", c_addressA), encodeArgs(true, 0x40, 0x20, 23)); + ABI_CHECK(callContractFunction("g(address)", c_addressA), encodeArgs(true, 0x40, 0x20, 23 + 42)); + ABI_CHECK(callContractFunction("h(address)", c_addressA), encodeArgs(false, 0x40, 0x00)); + ABI_CHECK(callContractFunction("i(address,uint256)", c_addressA, 42), encodeArgs(true, 0x40, 0x20, 42)); + ABI_CHECK(callContractFunction("i(address,uint256)", c_addressA, 23), encodeArgs(false, 0x40, 0x00)); + } +} + BOOST_AUTO_TEST_CASE(library_call_in_homestead) { char const* sourceCode = R"( @@ -3758,6 +4519,31 @@ BOOST_AUTO_TEST_CASE(library_call_protection) ABI_CHECK(callContractFunction("pu()"), encodeArgs(2)); } + +BOOST_AUTO_TEST_CASE(library_staticcall_delegatecall) +{ + char const* sourceCode = R"( + library Lib { + function x() public view returns (uint) { + return 1; + } + } + contract Test { + uint t; + function f() public returns (uint) { + t = 2; + return this.g(); + } + function g() public view returns (uint) { + return Lib.x(); + } + } + )"; + compileAndRun(sourceCode, 0, "Lib"); + compileAndRun(sourceCode, 0, "Test", bytes(), map<string, Address>{{"Lib", m_contractAddress}}); + ABI_CHECK(callContractFunction("f()"), encodeArgs(1)); +} + BOOST_AUTO_TEST_CASE(store_bytes) { // this test just checks that the copy loop does not mess up the stack @@ -3804,7 +4590,7 @@ BOOST_AUTO_TEST_CASE(call_forward_bytes) contract sender { constructor() public { rec = new receiver(); } function() external { savedData = msg.data; } - function forward() public returns (bool) { !rec.call(savedData); return true; } + function forward() public returns (bool) { address(rec).call(savedData); return true; } function clear() public returns (bool) { delete savedData; return true; } function val() public returns (uint) { return rec.received(); } receiver rec; @@ -3833,18 +4619,21 @@ BOOST_AUTO_TEST_CASE(call_forward_bytes_length) receiver rec; constructor() public { rec = new receiver(); } function viaCalldata() public returns (uint) { - require(rec.call(msg.data)); + (bool success,) = address(rec).call(msg.data); + require(success); return rec.calledLength(); } function viaMemory() public returns (uint) { bytes memory x = msg.data; - require(rec.call(x)); + (bool success,) = address(rec).call(x); + require(success); return rec.calledLength(); } bytes s; function viaStorage() public returns (uint) { s = msg.data; - require(rec.call(s)); + (bool success,) = address(rec).call(s); + require(success); return rec.calledLength(); } } @@ -3868,15 +4657,15 @@ BOOST_AUTO_TEST_CASE(copying_bytes_multiassign) char const* sourceCode = R"( contract receiver { uint public received; - function receive(uint x) { received += x + 1; } + function receive(uint x) public { received += x + 1; } function() external { received = 0x80; } } contract sender { constructor() public { rec = new receiver(); } function() external { savedData1 = savedData2 = msg.data; } function forward(bool selector) public returns (bool) { - if (selector) { rec.call(savedData1); delete savedData1; } - else { rec.call(savedData2); delete savedData2; } + if (selector) { address(rec).call(savedData1); delete savedData1; } + else { address(rec).call(savedData2); delete savedData2; } return true; } function val() public returns (uint) { return rec.received(); } @@ -4033,7 +4822,7 @@ BOOST_AUTO_TEST_CASE(struct_containing_bytes_copy_and_delete) struct Struct { uint a; bytes data; uint b; } Struct data1; Struct data2; - function set(uint _a, bytes _data, uint _b) external returns (bool) { + function set(uint _a, bytes calldata _data, uint _b) external returns (bool) { data1.a = _a; data1.b = _b; data1.data = _data; @@ -4087,7 +4876,7 @@ BOOST_AUTO_TEST_CASE(using_enums) char const* sourceCode = R"( contract test { enum ActionChoices { GoLeft, GoRight, GoStraight, Sit } - constructor() + constructor() public { choices = ActionChoices.GoStraight; } @@ -4107,7 +4896,7 @@ BOOST_AUTO_TEST_CASE(enum_explicit_overflow) char const* sourceCode = R"( contract test { enum ActionChoices { GoLeft, GoRight, GoStraight } - constructor() + constructor() public { } function getChoiceExp(uint x) public returns (uint d) @@ -4248,11 +5037,117 @@ BOOST_AUTO_TEST_CASE(constructing_enums_from_ints) ABI_CHECK(callContractFunction("test()"), encodeArgs(1)); } +BOOST_AUTO_TEST_CASE(struct_referencing) +{ + static char const* sourceCode = R"( + pragma experimental ABIEncoderV2; + interface I { + struct S { uint a; } + } + library L { + struct S { uint b; uint a; } + function f() public pure returns (S memory) { + S memory s; + s.a = 3; + return s; + } + function g() public pure returns (I.S memory) { + I.S memory s; + s.a = 4; + return s; + } + // argument-dependant lookup tests + function a(I.S memory) public pure returns (uint) { return 1; } + function a(S memory) public pure returns (uint) { return 2; } + } + contract C is I { + function f() public pure returns (S memory) { + S memory s; + s.a = 1; + return s; + } + function g() public pure returns (I.S memory) { + I.S memory s; + s.a = 2; + return s; + } + function h() public pure returns (L.S memory) { + L.S memory s; + s.a = 5; + return s; + } + function x() public pure returns (L.S memory) { + return L.f(); + } + function y() public pure returns (I.S memory) { + return L.g(); + } + function a1() public pure returns (uint) { S memory s; return L.a(s); } + function a2() public pure returns (uint) { L.S memory s; return L.a(s); } + } + )"; + compileAndRun(sourceCode, 0, "L"); + ABI_CHECK(callContractFunction("f()"), encodeArgs(0, 3)); + ABI_CHECK(callContractFunction("g()"), encodeArgs(4)); + compileAndRun(sourceCode, 0, "C", bytes(), map<string, Address>{ {"L", m_contractAddress}}); + ABI_CHECK(callContractFunction("f()"), encodeArgs(1)); + ABI_CHECK(callContractFunction("g()"), encodeArgs(2)); + ABI_CHECK(callContractFunction("h()"), encodeArgs(0, 5)); + ABI_CHECK(callContractFunction("x()"), encodeArgs(0, 3)); + ABI_CHECK(callContractFunction("y()"), encodeArgs(4)); + ABI_CHECK(callContractFunction("a1()"), encodeArgs(1)); + ABI_CHECK(callContractFunction("a2()"), encodeArgs(2)); +} + +BOOST_AUTO_TEST_CASE(enum_referencing) +{ + char const* sourceCode = R"( + interface I { + enum Direction { A, B, Left, Right } + } + library L { + enum Direction { Left, Right } + function f() public pure returns (Direction) { + return Direction.Right; + } + function g() public pure returns (I.Direction) { + return I.Direction.Right; + } + } + contract C is I { + function f() public pure returns (Direction) { + return Direction.Right; + } + function g() public pure returns (I.Direction) { + return I.Direction.Right; + } + function h() public pure returns (L.Direction) { + return L.Direction.Right; + } + function x() public pure returns (L.Direction) { + return L.f(); + } + function y() public pure returns (I.Direction) { + return L.g(); + } + } + )"; + compileAndRun(sourceCode, 0, "L"); + ABI_CHECK(callContractFunction("f()"), encodeArgs(1)); + ABI_CHECK(callContractFunction("g()"), encodeArgs(3)); + compileAndRun(sourceCode, 0, "C", bytes(), map<string, Address>{{"L", m_contractAddress}}); + ABI_CHECK(callContractFunction("f()"), encodeArgs(3)); + ABI_CHECK(callContractFunction("g()"), encodeArgs(3)); + ABI_CHECK(callContractFunction("h()"), encodeArgs(1)); + ABI_CHECK(callContractFunction("x()"), encodeArgs(1)); + ABI_CHECK(callContractFunction("y()"), encodeArgs(3)); +} + BOOST_AUTO_TEST_CASE(inline_member_init) { char const* sourceCode = R"( contract test { - constructor(){ + constructor() public { m_b = 6; m_c = 8; } @@ -4274,12 +5169,12 @@ BOOST_AUTO_TEST_CASE(inline_member_init_inheritence) { char const* sourceCode = R"( contract Base { - constructor(){} + constructor() public {} uint m_base = 5; function getBMember() public returns (uint i) { return m_base; } } contract Derived is Base { - constructor(){} + constructor() public {} uint m_derived = 6; function getDMember() public returns (uint i) { return m_derived; } } @@ -4326,12 +5221,12 @@ BOOST_AUTO_TEST_CASE(bytes_in_arguments) char const* sourceCode = R"( contract c { uint result; - function f(uint a, uint b) { result += a + b; } - function g(uint a) { result *= a; } - function test(uint a, bytes data1, bytes data2, uint b) external returns (uint r_a, uint r, uint r_b, uint l) { + function f(uint a, uint b) public { result += a + b; } + function g(uint a) public { result *= a; } + function test(uint a, bytes calldata data1, bytes calldata data2, uint b) external returns (uint r_a, uint r, uint r_b, uint l) { r_a = a; - this.call(data1); - this.call(data2); + address(this).call(data1); + address(this).call(data2); r = result; r_b = b; l = data1.length; @@ -4359,9 +5254,9 @@ BOOST_AUTO_TEST_CASE(fixed_arrays_in_storage) struct Data { uint x; uint y; } Data[2**10] data; uint[2**10 + 3] ids; - function setIDStatic(uint id) { ids[2] = id; } - function setID(uint index, uint id) { ids[index] = id; } - function setData(uint index, uint x, uint y) { data[index].x = x; data[index].y = y; } + function setIDStatic(uint id) public { ids[2] = id; } + function setID(uint index, uint id) public { ids[index] = id; } + function setData(uint index, uint x, uint y) public { data[index].x = x; data[index].y = y; } function getID(uint index) public returns (uint) { return ids[index]; } function getData(uint index) public returns (uint x, uint y) { x = data[index].x; y = data[index].y; } function getLengths() public returns (uint l1, uint l2) { l1 = data.length; l2 = ids.length; } @@ -4386,13 +5281,13 @@ BOOST_AUTO_TEST_CASE(dynamic_arrays_in_storage) struct Data { uint x; uint y; } Data[] data; uint[] ids; - function setIDStatic(uint id) { ids[2] = id; } - function setID(uint index, uint id) { ids[index] = id; } - function setData(uint index, uint x, uint y) { data[index].x = x; data[index].y = y; } + function setIDStatic(uint id) public { ids[2] = id; } + function setID(uint index, uint id) public { ids[index] = id; } + function setData(uint index, uint x, uint y) public { data[index].x = x; data[index].y = y; } function getID(uint index) public returns (uint) { return ids[index]; } function getData(uint index) public returns (uint x, uint y) { x = data[index].x; y = data[index].y; } function getLengths() public returns (uint l1, uint l2) { l1 = data.length; l2 = ids.length; } - function setLengths(uint l1, uint l2) { data.length = l1; ids.length = l2; } + function setLengths(uint l1, uint l2) public { data.length = l1; ids.length = l2; } } )"; compileAndRun(sourceCode); @@ -4549,7 +5444,7 @@ BOOST_AUTO_TEST_CASE(array_copy_storage_storage_dyn_dyn) contract c { uint[] data1; uint[] data2; - function setData1(uint length, uint index, uint value) { + function setData1(uint length, uint index, uint value) public { data1.length = length; if (index < length) data1[index] = value; } function copyStorageStorage() public { data2 = data1; } @@ -4645,7 +5540,7 @@ BOOST_AUTO_TEST_CASE(array_copy_target_simple) function test() public returns (bytes17 a, bytes17 b, bytes17 c, bytes17 d, bytes17 e) { for (uint i = 0; i < data1.length; ++i) data1[i] = bytes8(uint64(i)); - data2[8] = data2[9] = 2; + data2[8] = data2[9] = bytes8(uint64(2)); data2 = data1; a = data2[1]; b = data2[2]; @@ -4704,10 +5599,10 @@ BOOST_AUTO_TEST_CASE(array_copy_target_leftover2) bytes8[4] data1; // fits into one slot bytes10[6] data2; // 4 elements need two slots function test() public returns (bytes10 r1, bytes10 r2, bytes10 r3) { - data1[0] = 1; - data1[1] = 2; - data1[2] = 3; - data1[3] = 4; + data1[0] = bytes8(uint64(1)); + data1[1] = bytes8(uint64(2)); + data1[2] = bytes8(uint64(3)); + data1[3] = bytes8(uint64(4)); for (uint i = 0; i < data2.length; ++i) data2[i] = bytes10(uint80(0xffff00 | (1 + i))); data2 = data1; @@ -4760,22 +5655,22 @@ BOOST_AUTO_TEST_CASE(array_copy_storage_abi) uint16[] y; uint24[] z; uint24[][] w; - function test1() public returns (uint8[]) { + function test1() public returns (uint8[] memory) { for (uint i = 0; i < 101; ++i) x.push(uint8(i)); return x; } - function test2() public returns (uint16[]) { + function test2() public returns (uint16[] memory) { for (uint i = 0; i < 101; ++i) y.push(uint16(i)); return y; } - function test3() public returns (uint24[]) { + function test3() public returns (uint24[] memory) { for (uint i = 0; i < 101; ++i) z.push(uint24(i)); return z; } - function test4() public returns (uint24[][]) { + function test4() public returns (uint24[][] memory) { w.length = 5; for (uint i = 0; i < 5; ++i) for (uint j = 0; j < 101; ++j) @@ -4808,7 +5703,7 @@ BOOST_AUTO_TEST_CASE(array_copy_storage_abi_signed) char const* sourceCode = R"( contract c { int16[] x; - function test() public returns (int16[]) { + function test() public returns (int16[] memory) { x.push(int16(-1)); x.push(int16(-1)); x.push(int16(8)); @@ -4902,13 +5797,13 @@ BOOST_AUTO_TEST_CASE(byte_array_push) contract c { bytes data; function test() public returns (bool x) { - if (data.push(5) != 1) return true; - if (data[0] != 5) return true; - data.push(4); - if (data[1] != 4) return true; - uint l = data.push(3); - if (data[2] != 3) return true; - if (l != 3) return true; + if (data.push(0x05) != 1) return true; + if (data[0] != 0x05) return true; + data.push(0x04); + if (data[1] != 0x04) return true; + uint l = data.push(0x03); + if (data[2] != 0x03) return true; + if (l != 0x03) return true; } } )"; @@ -5081,11 +5976,11 @@ BOOST_AUTO_TEST_CASE(byte_array_pop) contract c { bytes data; function test() public returns (uint x, uint y, uint l) { - data.push(7); - x = data.push(3); + data.push(0x07); + x = data.push(0x03); data.pop(); data.pop(); - y = data.push(2); + y = data.push(0x02); l = data.length; } } @@ -5118,9 +6013,9 @@ BOOST_AUTO_TEST_CASE(byte_array_pop_storage_empty) contract c { bytes data; function test() public { - data.push(7); - data.push(5); - data.push(3); + data.push(0x07); + data.push(0x05); + data.push(0x03); data.pop(); data.pop(); data.pop(); @@ -5166,7 +6061,7 @@ BOOST_AUTO_TEST_CASE(byte_array_pop_long_storage_empty_garbage_ref) bytes data; function test() public { for (uint8 i = 0; i <= 40; i++) - data.push(3); + data.push(0x03); for (uint8 j = 0; j <= 40; j++) { assembly { mstore(0, "garbage") @@ -5186,9 +6081,9 @@ BOOST_AUTO_TEST_CASE(byte_array_pop_masking_long) char const* sourceCode = R"( contract c { bytes data; - function test() public returns (bytes) { + function test() public returns (bytes memory) { for (uint i = 0; i < 34; i++) - data.push(3); + data.push(0x03); data.pop(); return data; } @@ -5208,9 +6103,9 @@ BOOST_AUTO_TEST_CASE(byte_array_pop_copy_long) char const* sourceCode = R"( contract c { bytes data; - function test() public returns (bytes) { + function test() public returns (bytes memory) { for (uint i = 0; i < 33; i++) - data.push(3); + data.push(0x03); for (uint j = 0; j < 4; j++) data.pop(); return data; @@ -5263,7 +6158,7 @@ BOOST_AUTO_TEST_CASE(external_array_args) { char const* sourceCode = R"( contract c { - function test(uint[8] a, uint[] b, uint[5] c, uint a_index, uint b_index, uint c_index) + function test(uint[8] calldata a, uint[] calldata b, uint[5] calldata c, uint a_index, uint b_index, uint c_index) external returns (uint av, uint bv, uint cv) { av = a[a_index]; bv = b[b_index]; @@ -5288,10 +6183,10 @@ BOOST_AUTO_TEST_CASE(bytes_index_access) char const* sourceCode = R"( contract c { bytes data; - function direct(bytes arg, uint index) external returns (uint) { + function direct(bytes calldata arg, uint index) external returns (uint) { return uint(uint8(arg[index])); } - function storageCopyRead(bytes arg, uint index) external returns (uint) { + function storageCopyRead(bytes calldata arg, uint index) external returns (uint) { data = arg; return uint(uint8(data[index])); } @@ -5300,10 +6195,10 @@ BOOST_AUTO_TEST_CASE(bytes_index_access) data[31] = 0x77; data[32] = 0x14; - data[31] = 1; - data[31] |= 8; - data[30] = 1; - data[32] = 3; + data[31] = 0x01; + data[31] |= 0x08; + data[30] = 0x01; + data[32] = 0x03; return uint(uint8(data[30])) * 0x100 | uint(uint8(data[31])) * 0x10 | uint(uint8(data[32])); } } @@ -5331,7 +6226,7 @@ BOOST_AUTO_TEST_CASE(bytes_delete_element) delete data[94]; delete data[96]; delete data[98]; - return data[94] == 0 && data[95] == 95 && data[96] == 0 && data[97] == 97; + return data[94] == 0 && uint8(data[95]) == 95 && data[96] == 0 && uint8(data[97]) == 97; } } )"; @@ -5346,7 +6241,7 @@ BOOST_AUTO_TEST_CASE(array_copy_calldata_storage) uint[9] m_data; uint[] m_data_dyn; uint8[][] m_byte_data; - function store(uint[9] a, uint8[3][] b) external returns (uint8) { + function store(uint[9] calldata a, uint8[3][] calldata b) external returns (uint8) { m_data = a; m_data_dyn = a; m_byte_data = b; @@ -5385,7 +6280,7 @@ BOOST_AUTO_TEST_CASE(array_copy_nested_array) uint[4][] a; uint[10][] b; uint[][] c; - function test(uint[2][] d) external returns (uint) { + function test(uint[2][] calldata d) external returns (uint) { a = d; b = a; c = b; @@ -5475,14 +6370,14 @@ BOOST_AUTO_TEST_CASE(pass_dynamic_arguments_to_the_base) { char const* sourceCode = R"( contract Base { - constructor(uint i) + constructor(uint i) public { m_i = i; } uint public m_i; } contract Derived is Base { - constructor(uint i) Base(i) + constructor(uint i) Base(i) public {} } contract Final is Derived(4) { @@ -5520,14 +6415,14 @@ BOOST_AUTO_TEST_CASE(pass_dynamic_arguments_to_the_base_base_with_gap) { char const* sourceCode = R"( contract Base { - constructor(uint i) + constructor(uint i) public { m_i = i; } uint public m_i; } contract Base1 is Base { - constructor(uint k) {} + constructor(uint k) public {} } contract Derived is Base, Base1 { constructor(uint i) Base(i) Base1(7) public {} @@ -5688,19 +6583,19 @@ BOOST_AUTO_TEST_CASE(packed_storage_structs_bytes) s2 data; byte y; function test() public returns (bool) { - x = 1; - data.a = 2; - data.inner.a = 3; - data.inner.b = 4; + x = 0x01; + data.a = 0x02; + data.inner.a = 0x03; + data.inner.b = 0x04; data.inner.c = "1234567890"; data.inner.d = "123456789"; data.inner.e = "abcdefghij"; - data.b = 5; - data.c = 6; - y = 7; - return x == 1 && data.a == 2 && data.inner.a == 3 && data.inner.b == 4 && + data.b = 0x05; + data.c = byte(0x06); + y = 0x07; + return x == 0x01 && data.a == 0x02 && data.inner.a == 0x03 && data.inner.b == 0x04 && data.inner.c == "1234567890" && data.inner.d == "123456789" && - data.inner.e == "abcdefghij" && data.b == 5 && data.c == 6 && y == 7; + data.inner.e == "abcdefghij" && data.b == 0x05 && data.c == byte(0x06) && y == 0x07; } } )"; @@ -6106,13 +7001,13 @@ BOOST_AUTO_TEST_CASE(struct_assign_reference_to_struct) testStruct data1; testStruct data2; testStruct data3; - constructor() + constructor() public { data1.m_value = 2; } function assign() public returns (uint ret_local, uint ret_global, uint ret_global3, uint ret_global1) { - testStruct x = data1; //x is a reference data1.m_value == 2 as well as x.m_value = 2 + testStruct storage x = data1; //x is a reference data1.m_value == 2 as well as x.m_value = 2 data2 = data1; // should copy data. data2.m_value == 2 ret_local = x.m_value; // = 2 @@ -6138,13 +7033,13 @@ BOOST_AUTO_TEST_CASE(struct_delete_member) uint m_value; } testStruct data1; - constructor() + constructor() public { data1.m_value = 2; } function deleteMember() public returns (uint ret_value) { - testStruct x = data1; //should not copy the data. data1.m_value == 2 but x.m_value = 0 + testStruct storage x = data1; //should not copy the data. data1.m_value == 2 but x.m_value = 0 x.m_value = 4; delete x.m_value; ret_value = data1.m_value; @@ -6165,7 +7060,7 @@ BOOST_AUTO_TEST_CASE(struct_delete_struct_in_mapping) } mapping (uint => testStruct) campaigns; - constructor() + constructor() public { campaigns[0].m_value = 2; } @@ -6208,14 +7103,14 @@ BOOST_AUTO_TEST_CASE(evm_exceptions_in_constructor_call_fail) { char const* sourceCode = R"( contract A { - constructor() + constructor() public { - this.call("123"); + address(this).call("123"); } } contract B { uint public test = 1; - function testIt() + function testIt() public { A a = new A(); ++test; @@ -6234,7 +7129,7 @@ BOOST_AUTO_TEST_CASE(evm_exceptions_in_constructor_out_of_baund) contract A { uint public test = 1; uint[3] arr; - constructor() + constructor() public { uint index = 5; test = arr[index]; @@ -6272,9 +7167,9 @@ BOOST_AUTO_TEST_CASE(failing_send) } contract Main { constructor() public payable {} - function callHelper(address _a) public returns (bool r, uint bal) { + function callHelper(address payable _a) public returns (bool r, uint bal) { r = !_a.send(5); - bal = this.balance; + bal = address(this).balance; } } )"; @@ -6297,7 +7192,7 @@ BOOST_AUTO_TEST_CASE(send_zero_ether) constructor() public payable {} function s() public returns (bool) { Receiver r = new Receiver(); - return r.send(0); + return address(r).send(0); } } )"; @@ -6336,13 +7231,13 @@ BOOST_AUTO_TEST_CASE(return_string) char const* sourceCode = R"( contract Main { string public s; - function set(string _s) external { + function set(string calldata _s) external { s = _s; } - function get1() public returns (string r) { + function get1() public returns (string memory r) { return s; } - function get2() public returns (string r) { + function get2() public returns (string memory r) { r = s; } } @@ -6362,12 +7257,12 @@ BOOST_AUTO_TEST_CASE(return_multiple_strings_of_various_sizes) contract Main { string public s1; string public s2; - function set(string _s1, uint x, string _s2) external returns (uint) { + function set(string calldata _s1, uint x, string calldata _s2) external returns (uint) { s1 = _s1; s2 = _s2; return x; } - function get() public returns (string r1, string r2) { + function get() public returns (string memory r1, string memory r2) { r1 = s1; r2 = s2; } @@ -6387,9 +7282,9 @@ BOOST_AUTO_TEST_CASE(return_multiple_strings_of_various_sizes) "ABCDEFGHIJKLMNOPQRSTUVXYZABCDEFGHIJKLMNOPQRSTUVXYZABCDEFGHIJKLMNOPQRSTUVXYZ" "ABCDEFGHIJKLMNOPQRSTUVXYZABCDEFGHIJKLMNOPQRSTUVXYZABCDEFGHIJKLMNOPQRSTUVXYZ" ); - vector<size_t> lengthes{0, 30, 32, 63, 64, 65, 210, 300}; - for (auto l1: lengthes) - for (auto l2: lengthes) + vector<size_t> lengths{0, 30, 32, 63, 64, 65, 210, 300}; + for (auto l1: lengths) + for (auto l2: lengths) { bytes dyn1 = encodeArgs(u256(l1), s1.substr(0, l1)); bytes dyn2 = encodeArgs(u256(l2), s2.substr(0, l2)); @@ -6411,7 +7306,7 @@ BOOST_AUTO_TEST_CASE(accessor_involving_strings) contract Main { struct stringData { string a; uint b; string c; } mapping(uint => stringData[]) public data; - function set(uint x, uint y, string a, uint b, string c) external returns (bool) { + function set(uint x, uint y, string calldata a, uint b, string calldata c) external returns (bool) { data[x].length = y + 1; data[x][y].a = a; data[x][y].b = b; @@ -6440,15 +7335,15 @@ BOOST_AUTO_TEST_CASE(bytes_in_function_calls) contract Main { string public s1; string public s2; - function set(string _s1, uint x, string _s2) public returns (uint) { + function set(string memory _s1, uint x, string memory _s2) public returns (uint) { s1 = _s1; s2 = _s2; return x; } - function setIndirectFromMemory(string _s1, uint x, string _s2) public returns (uint) { + function setIndirectFromMemory(string memory _s1, uint x, string memory _s2) public returns (uint) { return this.set(_s1, x, _s2); } - function setIndirectFromCalldata(string _s1, uint x, string _s2) external returns (uint) { + function setIndirectFromCalldata(string calldata _s1, uint x, string calldata _s2) external returns (uint) { return this.set(_s1, x, _s2); } } @@ -6456,9 +7351,9 @@ BOOST_AUTO_TEST_CASE(bytes_in_function_calls) compileAndRun(sourceCode, 0, "Main"); string s1("abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz"); string s2("ABCDEFGHIJKLMNOPQRSTUVXYZABCDEFGHIJKLMNOPQRSTUVXYZABCDEFGHIJKLMNOPQRSTUVXYZ"); - vector<size_t> lengthes{0, 31, 64, 65}; - for (auto l1: lengthes) - for (auto l2: lengthes) + vector<size_t> lengths{0, 31, 64, 65}; + for (auto l1: lengths) + for (auto l2: lengths) { bytes dyn1 = encodeArgs(u256(l1), s1.substr(0, l1)); bytes dyn2 = encodeArgs(u256(l2), s2.substr(0, l2)); @@ -6485,11 +7380,11 @@ BOOST_AUTO_TEST_CASE(return_bytes_internal) char const* sourceCode = R"( contract Main { bytes s1; - function doSet(bytes _s1) public returns (bytes _r1) { + function doSet(bytes memory _s1) public returns (bytes memory _r1) { s1 = _s1; _r1 = s1; } - function set(bytes _s1) external returns (uint _r, bytes _r1) { + function set(bytes calldata _s1) external returns (uint _r, bytes memory _r1) { _r1 = doSet(_s1); _r = _r1.length; } @@ -6497,8 +7392,8 @@ BOOST_AUTO_TEST_CASE(return_bytes_internal) )"; compileAndRun(sourceCode, 0, "Main"); string s1("abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz"); - vector<size_t> lengthes{0, 31, 64, 65}; - for (auto l1: lengthes) + vector<size_t> lengths{0, 31, 64, 65}; + for (auto l1: lengths) { bytes dyn1 = encodeArgs(u256(l1), s1.substr(0, l1)); bytes args1 = encodeArgs(u256(0x20)) + dyn1; @@ -6513,15 +7408,15 @@ BOOST_AUTO_TEST_CASE(bytes_index_access_memory) { char const* sourceCode = R"( contract Main { - function f(bytes _s1, uint i1, uint i2, uint i3) public returns (byte c1, byte c2, byte c3) { + function f(bytes memory _s1, uint i1, uint i2, uint i3) public returns (byte c1, byte c2, byte c3) { c1 = _s1[i1]; c2 = intern(_s1, i2); c3 = internIndirect(_s1)[i3]; } - function intern(bytes _s1, uint i) public returns (byte c) { + function intern(bytes memory _s1, uint i) public returns (byte c) { return _s1[i]; } - function internIndirect(bytes _s1) public returns (bytes) { + function internIndirect(bytes memory _s1) public returns (bytes memory) { return _s1; } } @@ -6542,7 +7437,7 @@ BOOST_AUTO_TEST_CASE(bytes_in_constructors_unpacker) contract Test { uint public m_x; bytes public m_s; - constructor(uint x, bytes s) public { + constructor(uint x, bytes memory s) public { m_x = x; m_s = s; } @@ -6563,7 +7458,7 @@ BOOST_AUTO_TEST_CASE(bytes_in_constructors_packer) contract Base { uint public m_x; bytes m_s; - constructor(uint x, bytes s) public { + constructor(uint x, bytes memory s) public { m_x = x; m_s = s; } @@ -6572,13 +7467,13 @@ BOOST_AUTO_TEST_CASE(bytes_in_constructors_packer) } } contract Main is Base { - constructor(bytes s, uint x) Base(x, f(s)) public {} - function f(bytes s) public returns (bytes) { + constructor(bytes memory s, uint x) Base(x, f(s)) public {} + function f(bytes memory s) public returns (bytes memory) { return s; } } contract Creator { - function f(uint x, bytes s) public returns (uint r, byte ch) { + function f(uint x, bytes memory s) public returns (uint r, byte ch) { Main c = new Main(s, x); r = c.m_x(); ch = c.part(x); @@ -6602,7 +7497,7 @@ BOOST_AUTO_TEST_CASE(arrays_in_constructors) contract Base { uint public m_x; address[] m_s; - constructor(uint x, address[] s) public { + constructor(uint x, address[] memory s) public { m_x = x; m_s = s; } @@ -6611,13 +7506,13 @@ BOOST_AUTO_TEST_CASE(arrays_in_constructors) } } contract Main is Base { - constructor(address[] s, uint x) Base(x, f(s)) public {} - function f(address[] s) public returns (address[]) { + constructor(address[] memory s, uint x) Base(x, f(s)) public {} + function f(address[] memory s) public returns (address[] memory) { return s; } } contract Creator { - function f(uint x, address[] s) public returns (uint r, address ch) { + function f(uint x, address[] memory s) public returns (uint r, address ch) { Main c = new Main(s, x); r = c.m_x(); ch = c.part(x); @@ -6641,7 +7536,7 @@ BOOST_AUTO_TEST_CASE(fixed_arrays_in_constructors) contract Creator { uint public r; address public ch; - constructor(address[3] s, uint x) public { + constructor(address[3] memory s, uint x) public { r = x; ch = s[2]; } @@ -6657,11 +7552,11 @@ BOOST_AUTO_TEST_CASE(arrays_from_and_to_storage) char const* sourceCode = R"( contract Test { uint24[] public data; - function set(uint24[] _data) public returns (uint) { + function set(uint24[] memory _data) public returns (uint) { data = _data; return data.length; } - function get() public returns (uint24[]) { + function get() public returns (uint24[] memory) { return data; } } @@ -6684,11 +7579,11 @@ BOOST_AUTO_TEST_CASE(arrays_complex_from_and_to_storage) char const* sourceCode = R"( contract Test { uint24[3][] public data; - function set(uint24[3][] _data) public returns (uint) { + function set(uint24[3][] memory _data) public returns (uint) { data = _data; return data.length; } - function get() public returns (uint24[3][]) { + function get() public returns (uint24[3][] memory) { return data; } } @@ -6710,7 +7605,7 @@ BOOST_AUTO_TEST_CASE(arrays_complex_memory_index_access) { char const* sourceCode = R"( contract Test { - function set(uint24[3][] _data, uint a, uint b) public returns (uint l, uint e) { + function set(uint24[3][] memory _data, uint a, uint b) public returns (uint l, uint e) { l = _data.length; e = _data[a][b]; } @@ -6733,7 +7628,7 @@ BOOST_AUTO_TEST_CASE(bytes_memory_index_access) { char const* sourceCode = R"( contract Test { - function set(bytes _data, uint i) public returns (uint l, byte c) { + function set(bytes memory _data, uint i) public returns (uint l, byte c) { l = _data.length; c = _data[i]; } @@ -6776,7 +7671,7 @@ BOOST_AUTO_TEST_CASE(storage_array_ref) contract Store is BinarySearch { uint[] data; - function add(uint v) { + function add(uint v) public { data.length++; data[data.length - 1] = v; } @@ -6809,13 +7704,13 @@ BOOST_AUTO_TEST_CASE(memory_types_initialisation) char const* sourceCode = R"( contract Test { mapping(uint=>uint) data; - function stat() public returns (uint[5]) + function stat() public returns (uint[5] memory) { data[2] = 3; // make sure to use some memory } - function dyn() public returns (uint[]) { stat(); } - function nested() public returns (uint[3][]) { stat(); } - function nestedStat() public returns (uint[3][7]) { stat(); } + function dyn() public returns (uint[] memory) { stat(); } + function nested() public returns (uint[3][] memory) { stat(); } + function nestedStat() public returns (uint[3][7] memory) { stat(); } } )"; compileAndRun(sourceCode, 0, "Test"); @@ -6830,7 +7725,7 @@ BOOST_AUTO_TEST_CASE(memory_arrays_delete) { char const* sourceCode = R"( contract Test { - function del() public returns (uint24[3][4]) { + function del() public returns (uint24[3][4] memory) { uint24[3][4] memory x; for (uint24 i = 0; i < x.length; i ++) for (uint24 j = 0; j < x[i].length; j ++) @@ -6859,11 +7754,11 @@ BOOST_AUTO_TEST_CASE(memory_arrays_index_access_write) { char const* sourceCode = R"( contract Test { - function set(uint24[3][4] x) { + function set(uint24[3][4] memory x) public { x[2][2] = 1; x[3][2] = 7; } - function f() public returns (uint24[3][4]){ + function f() public returns (uint24[3][4] memory){ uint24[3][4] memory data; set(data); return data; @@ -6883,12 +7778,12 @@ BOOST_AUTO_TEST_CASE(memory_arrays_dynamic_index_access_write) char const* sourceCode = R"( contract Test { uint24[3][][4] data; - function set(uint24[3][][4] x) internal returns (uint24[3][][4]) { + function set(uint24[3][][4] memory x) internal returns (uint24[3][][4] memory) { x[1][2][2] = 1; x[1][3][2] = 7; return x; } - function f() public returns (uint24[3][]) { + function f() public returns (uint24[3][] memory) { data[1].length = 4; return set(data)[1]; } @@ -6958,12 +7853,12 @@ BOOST_AUTO_TEST_CASE(memory_structs_as_function_args) y = extract(data, 1); z = extract(data, 2); } - function extract(S s, uint which) internal returns (uint x) { + function extract(S memory s, uint which) internal returns (uint x) { if (which == 0) return s.x; else if (which == 1) return s.y; else return s.z; } - function combine(uint8 x, uint16 y, uint z) internal returns (S s) { + function combine(uint8 x, uint16 y, uint z) internal returns (S memory s) { s.x = x; s.y = y; s.z = z; @@ -6988,13 +7883,13 @@ BOOST_AUTO_TEST_CASE(memory_structs_nested) y = extract(d, 2); z = extract(d, 3); } - function extract(X s, uint which) internal returns (uint x) { + function extract(X memory s, uint which) internal returns (uint x) { if (which == 0) return s.x; else if (which == 1) return s.s.x; else if (which == 2) return s.s.y; else return s.s.z; } - function combine(uint8 a, uint8 x, uint16 y, uint z) internal returns (X s) { + function combine(uint8 a, uint8 x, uint16 y, uint z) internal returns (X memory s) { s.x = a; s.s.x = x; s.s.y = y; @@ -7066,7 +7961,7 @@ BOOST_AUTO_TEST_CASE(struct_constructor_nested) s2[1] = 9; s = S(1, s2, X(4, 5)); } - function get() public returns (uint s1, uint[3] s2, uint x1, uint x2) + function get() public returns (uint s1, uint[3] memory s2, uint x1, uint x2) { s1 = s.s1; s2 = s.s2; @@ -7105,7 +8000,7 @@ BOOST_AUTO_TEST_CASE(literal_strings) string public medium; string public short; string public empty; - function f() public returns (string) { + function f() public returns (string memory) { long = "0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789001234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678900123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789001234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890"; medium = "01234567890123456789012345678901234567890123456789012345678901234567890123456789"; short = "123"; @@ -7172,7 +8067,7 @@ BOOST_AUTO_TEST_CASE(string_bytes_conversion) contract Test { string s; bytes b; - function f(string _s, uint n) public returns (byte) { + function f(string memory _s, uint n) public returns (byte) { b = bytes(_s); s = string(b); return bytes(s)[n]; @@ -7196,8 +8091,8 @@ BOOST_AUTO_TEST_CASE(string_as_mapping_key) char const* sourceCode = R"( contract Test { mapping(string => uint) data; - function set(string _s, uint _v) { data[_s] = _v; } - function get(string _s) public returns (uint) { return data[_s]; } + function set(string memory _s, uint _v) public { data[_s] = _v; } + function get(string memory _s) public returns (uint) { return data[_s]; } } )"; compileAndRun(sourceCode, 0, "Test"); @@ -7374,8 +8269,8 @@ BOOST_AUTO_TEST_CASE(constant_string_literal) bytes32 bb = b; } function getB() public returns (bytes32) { return b; } - function getX() public returns (string) { return x; } - function getX2() public returns (string r) { r = x; } + function getX() public returns (string memory) { return x; } + function getX2() public returns (string memory r) { r = x; } function unused() public returns (uint) { "unusedunusedunusedunusedunusedunusedunusedunusedunusedunusedunusedunused"; return 2; @@ -7427,9 +8322,9 @@ BOOST_AUTO_TEST_CASE(library_call) BOOST_AUTO_TEST_CASE(library_function_external) { char const* sourceCode = R"( - library Lib { function m(bytes b) external pure returns (byte) { return b[2]; } } + library Lib { function m(bytes calldata b) external pure returns (byte) { return b[2]; } } contract Test { - function f(bytes b) public pure returns (byte) { + function f(bytes memory b) public pure returns (byte) { return Lib.m(b); } } @@ -7479,7 +8374,7 @@ BOOST_AUTO_TEST_CASE(simple_throw) if (x > 10) return x + 10; else - throw; + revert(); return 2; } } @@ -7502,7 +8397,7 @@ BOOST_AUTO_TEST_CASE(strings_in_struct) string last; } - constructor(){ + constructor() public { bug = Buggy(10, 20, 30, "asdfghjkl"); } function getFirst() public returns (uint) @@ -7517,7 +8412,7 @@ BOOST_AUTO_TEST_CASE(strings_in_struct) { return bug.third; } - function getLast() public returns (string) + function getLast() public returns (string memory) { return bug.last; } @@ -7535,7 +8430,7 @@ BOOST_AUTO_TEST_CASE(fixed_arrays_as_return_type) { char const* sourceCode = R"( contract A { - function f(uint16 input) public pure returns (uint16[5] arr) + function f(uint16 input) public pure returns (uint16[5] memory arr) { arr[0] = input; arr[1] = ++input; @@ -7545,7 +8440,7 @@ BOOST_AUTO_TEST_CASE(fixed_arrays_as_return_type) } } contract B { - function f() public returns (uint16[5] res, uint16[5] res2) + function f() public returns (uint16[5] memory res, uint16[5] memory res2) { A a = new A(); res = a.f(2); @@ -7589,12 +8484,168 @@ BOOST_AUTO_TEST_CASE(internal_types_in_library) ABI_CHECK(callContractFunction("f()"), encodeArgs(u256(4), u256(17))); } +BOOST_AUTO_TEST_CASE(mapping_arguments_in_library) +{ + char const* sourceCode = R"( + library Lib { + function set(mapping(uint => uint) storage m, uint key, uint value) internal + { + m[key] = value; + } + function get(mapping(uint => uint) storage m, uint key) internal view returns (uint) + { + return m[key]; + } + } + contract Test { + mapping(uint => uint) m; + function set(uint256 key, uint256 value) public returns (uint) + { + uint oldValue = Lib.get(m, key); + Lib.set(m, key, value); + return oldValue; + } + function get(uint256 key) public view returns (uint) { + return Lib.get(m, key); + } + } + )"; + compileAndRun(sourceCode, 0, "Lib"); + compileAndRun(sourceCode, 0, "Test", bytes(), map<string, Address>{{"Lib", m_contractAddress}}); + ABI_CHECK(callContractFunction("set(uint256,uint256)", u256(1), u256(42)), encodeArgs(u256(0))); + ABI_CHECK(callContractFunction("set(uint256,uint256)", u256(2), u256(84)), encodeArgs(u256(0))); + ABI_CHECK(callContractFunction("set(uint256,uint256)", u256(21), u256(7)), encodeArgs(u256(0))); + ABI_CHECK(callContractFunction("get(uint256)", u256(0)), encodeArgs(u256(0))); + ABI_CHECK(callContractFunction("get(uint256)", u256(1)), encodeArgs(u256(42))); + ABI_CHECK(callContractFunction("get(uint256)", u256(2)), encodeArgs(u256(84))); + ABI_CHECK(callContractFunction("get(uint256)", u256(21)), encodeArgs(u256(7))); + ABI_CHECK(callContractFunction("set(uint256,uint256)", u256(1), u256(21)), encodeArgs(u256(42))); + ABI_CHECK(callContractFunction("set(uint256,uint256)", u256(2), u256(42)), encodeArgs(u256(84))); + ABI_CHECK(callContractFunction("set(uint256,uint256)", u256(21), u256(14)), encodeArgs(u256(7))); + ABI_CHECK(callContractFunction("get(uint256)", u256(0)), encodeArgs(u256(0))); + ABI_CHECK(callContractFunction("get(uint256)", u256(1)), encodeArgs(u256(21))); + ABI_CHECK(callContractFunction("get(uint256)", u256(2)), encodeArgs(u256(42))); + ABI_CHECK(callContractFunction("get(uint256)", u256(21)), encodeArgs(u256(14))); +} + +BOOST_AUTO_TEST_CASE(mapping_returns_in_library) +{ + char const* sourceCode = R"( + library Lib { + function choose_mapping(mapping(uint => uint) storage a, mapping(uint => uint) storage b, bool c) internal pure returns(mapping(uint=>uint) storage) + { + return c ? a : b; + } + } + contract Test { + mapping(uint => uint) a; + mapping(uint => uint) b; + function set(bool choice, uint256 key, uint256 value) public returns (uint) + { + mapping(uint => uint) storage m = Lib.choose_mapping(a, b, choice); + uint oldValue = m[key]; + m[key] = value; + return oldValue; + } + function get(bool choice, uint256 key) public view returns (uint) { + return Lib.choose_mapping(a, b, choice)[key]; + } + function get_a(uint256 key) public view returns (uint) { + return a[key]; + } + function get_b(uint256 key) public view returns (uint) { + return b[key]; + } + } + )"; + compileAndRun(sourceCode, 0, "Lib"); + compileAndRun(sourceCode, 0, "Test", bytes(), map<string, Address>{{"Lib", m_contractAddress}}); + ABI_CHECK(callContractFunction("set(bool,uint256,uint256)", true, u256(1), u256(42)), encodeArgs(u256(0))); + ABI_CHECK(callContractFunction("set(bool,uint256,uint256)", true, u256(2), u256(84)), encodeArgs(u256(0))); + ABI_CHECK(callContractFunction("set(bool,uint256,uint256)", true, u256(21), u256(7)), encodeArgs(u256(0))); + ABI_CHECK(callContractFunction("set(bool,uint256,uint256)", false, u256(1), u256(10)), encodeArgs(u256(0))); + ABI_CHECK(callContractFunction("set(bool,uint256,uint256)", false, u256(2), u256(11)), encodeArgs(u256(0))); + ABI_CHECK(callContractFunction("set(bool,uint256,uint256)", false, u256(21), u256(12)), encodeArgs(u256(0))); + ABI_CHECK(callContractFunction("get(bool,uint256)", true, u256(0)), encodeArgs(u256(0))); + ABI_CHECK(callContractFunction("get(bool,uint256)", true, u256(1)), encodeArgs(u256(42))); + ABI_CHECK(callContractFunction("get(bool,uint256)", true, u256(2)), encodeArgs(u256(84))); + ABI_CHECK(callContractFunction("get(bool,uint256)", true, u256(21)), encodeArgs(u256(7))); + ABI_CHECK(callContractFunction("get_a(uint256)", u256(0)), encodeArgs(u256(0))); + ABI_CHECK(callContractFunction("get_a(uint256)", u256(1)), encodeArgs(u256(42))); + ABI_CHECK(callContractFunction("get_a(uint256)", u256(2)), encodeArgs(u256(84))); + ABI_CHECK(callContractFunction("get_a(uint256)", u256(21)), encodeArgs(u256(7))); + ABI_CHECK(callContractFunction("get(bool,uint256)", false, u256(0)), encodeArgs(u256(0))); + ABI_CHECK(callContractFunction("get(bool,uint256)", false, u256(1)), encodeArgs(u256(10))); + ABI_CHECK(callContractFunction("get(bool,uint256)", false, u256(2)), encodeArgs(u256(11))); + ABI_CHECK(callContractFunction("get(bool,uint256)", false, u256(21)), encodeArgs(u256(12))); + ABI_CHECK(callContractFunction("get_b(uint256)", u256(0)), encodeArgs(u256(0))); + ABI_CHECK(callContractFunction("get_b(uint256)", u256(1)), encodeArgs(u256(10))); + ABI_CHECK(callContractFunction("get_b(uint256)", u256(2)), encodeArgs(u256(11))); + ABI_CHECK(callContractFunction("get_b(uint256)", u256(21)), encodeArgs(u256(12))); + ABI_CHECK(callContractFunction("set(bool,uint256,uint256)", true, u256(1), u256(21)), encodeArgs(u256(42))); + ABI_CHECK(callContractFunction("set(bool,uint256,uint256)", true, u256(2), u256(42)), encodeArgs(u256(84))); + ABI_CHECK(callContractFunction("set(bool,uint256,uint256)", true, u256(21), u256(14)), encodeArgs(u256(7))); + ABI_CHECK(callContractFunction("set(bool,uint256,uint256)", false, u256(1), u256(30)), encodeArgs(u256(10))); + ABI_CHECK(callContractFunction("set(bool,uint256,uint256)", false, u256(2), u256(31)), encodeArgs(u256(11))); + ABI_CHECK(callContractFunction("set(bool,uint256,uint256)", false, u256(21), u256(32)), encodeArgs(u256(12))); + ABI_CHECK(callContractFunction("get_a(uint256)", u256(0)), encodeArgs(u256(0))); + ABI_CHECK(callContractFunction("get_a(uint256)", u256(1)), encodeArgs(u256(21))); + ABI_CHECK(callContractFunction("get_a(uint256)", u256(2)), encodeArgs(u256(42))); + ABI_CHECK(callContractFunction("get_a(uint256)", u256(21)), encodeArgs(u256(14))); + ABI_CHECK(callContractFunction("get(bool,uint256)", true, u256(0)), encodeArgs(u256(0))); + ABI_CHECK(callContractFunction("get(bool,uint256)", true, u256(1)), encodeArgs(u256(21))); + ABI_CHECK(callContractFunction("get(bool,uint256)", true, u256(2)), encodeArgs(u256(42))); + ABI_CHECK(callContractFunction("get(bool,uint256)", true, u256(21)), encodeArgs(u256(14))); + ABI_CHECK(callContractFunction("get_b(uint256)", u256(0)), encodeArgs(u256(0))); + ABI_CHECK(callContractFunction("get_b(uint256)", u256(1)), encodeArgs(u256(30))); + ABI_CHECK(callContractFunction("get_b(uint256)", u256(2)), encodeArgs(u256(31))); + ABI_CHECK(callContractFunction("get_b(uint256)", u256(21)), encodeArgs(u256(32))); + ABI_CHECK(callContractFunction("get(bool,uint256)", false, u256(0)), encodeArgs(u256(0))); + ABI_CHECK(callContractFunction("get(bool,uint256)", false, u256(1)), encodeArgs(u256(30))); + ABI_CHECK(callContractFunction("get(bool,uint256)", false, u256(2)), encodeArgs(u256(31))); + ABI_CHECK(callContractFunction("get(bool,uint256)", false, u256(21)), encodeArgs(u256(32))); +} + +BOOST_AUTO_TEST_CASE(mapping_returns_in_library_named) +{ + char const* sourceCode = R"( + library Lib { + function f(mapping(uint => uint) storage a, mapping(uint => uint) storage b) internal returns(mapping(uint=>uint) storage r) + { + r = a; + r[1] = 42; + r = b; + r[1] = 21; + } + } + contract Test { + mapping(uint => uint) a; + mapping(uint => uint) b; + function f() public returns (uint, uint, uint, uint, uint, uint) + { + Lib.f(a, b)[2] = 84; + return (a[0], a[1], a[2], b[0], b[1], b[2]); + } + function g() public returns (uint, uint, uint, uint, uint, uint) + { + mapping(uint => uint) storage m = Lib.f(a, b); + m[2] = 17; + return (a[0], a[1], a[2], b[0], b[1], b[2]); + } + } + )"; + compileAndRun(sourceCode, 0, "Lib"); + compileAndRun(sourceCode, 0, "Test", bytes(), map<string, Address>{{"Lib", m_contractAddress}}); + ABI_CHECK(callContractFunction("f()"), encodeArgs(u256(0), u256(42), u256(0), u256(0), u256(21), u256(84))); + ABI_CHECK(callContractFunction("g()"), encodeArgs(u256(0), u256(42), u256(0), u256(0), u256(21), u256(17))); +} + BOOST_AUTO_TEST_CASE(using_library_structs) { char const* sourceCode = R"( library Lib { struct Data { uint a; uint[] b; } - function set(Data storage _s) + function set(Data storage _s) public { _s.a = 7; _s.b.length = 20; @@ -7690,17 +8741,17 @@ BOOST_AUTO_TEST_CASE(short_strings) if (data1[4] != "4") return 11; for (uint i = 0; i < data1.length; i ++) data1[i] = byte(uint8(i * 3)); - if (data1[4] != 4 * 3) return 12; - if (data1[67] != 67 * 3) return 13; + if (uint8(data1[4]) != 4 * 3) return 12; + if (uint8(data1[67]) != 67 * 3) return 13; // change length: long -> short data1.length = 22; if (data1.length != 22) return 14; - if (data1[21] != byte(21 * 3)) return 15; - if (data1[2] != 2 * 3) return 16; + if (uint8(data1[21]) != 21 * 3) return 15; + if (uint8(data1[2]) != 2 * 3) return 16; // change length: short -> shorter data1.length = 19; if (data1.length != 19) return 17; - if (data1[7] != byte(7 * 3)) return 18; + if (uint8(data1[7]) != 7 * 3) return 18; // and now again to original size data1.length = 22; if (data1.length != 22) return 19; @@ -7777,7 +8828,7 @@ BOOST_AUTO_TEST_CASE(calldata_offset) { address[] _arr; string public last = "nd"; - constructor(address[] guardians) + constructor(address[] memory guardians) public { _arr = guardians; } @@ -7803,7 +8854,7 @@ BOOST_AUTO_TEST_CASE(reject_ether_sent_to_library) library lib {} contract c { constructor() public payable {} - function f(address x) public returns (bool) { + function f(address payable x) public returns (bool) { return x.send(1); } function () external payable {} @@ -7829,17 +8880,36 @@ BOOST_AUTO_TEST_CASE(multi_variable_declaration) function g() public returns (uint a, uint b, uint c) { a = 1; b = 2; c = 3; } - function f() public returns (bool) { + function h() public returns (uint a, uint b, uint c, uint d) { + a = 1; b = 2; c = 3; d = 4; + } + function f1() public returns (bool) { (uint x, uint y, uint z) = g(); if (x != 1 || y != 2 || z != 3) return false; (, uint a,) = g(); if (a != 2) return false; - (uint b,) = g(); + (uint b, , ) = g(); if (b != 1) return false; - (, uint c) = g(); + (, , uint c) = g(); if (c != 3) return false; return true; } + function f2() public returns (bool) { + (uint a1, , uint a3, ) = h(); + if (a1 != 1 || a3 != 3) return false; + (uint b1, uint b2, , ) = h(); + if (b1 != 1 || b2 != 2) return false; + (, uint c2, uint c3, ) = h(); + if (c2 != 2 || c3 != 3) return false; + (, , uint d3, uint d4) = h(); + if (d3 != 3 || d4 != 4) return false; + (uint e1, , uint e3, uint e4) = h(); + if (e1 != 1 || e3 != 3 || e4 != 4) return false; + return true; + } + function f() public returns (bool) { + return f1() && f2(); + } } )"; compileAndRun(sourceCode); @@ -7878,6 +8948,7 @@ BOOST_AUTO_TEST_CASE(tuples) char const* sourceCode = R"( contract C { uint[] data; + uint[] m_c; function g() internal returns (uint a, uint b, uint[] storage c) { return (1, 2, data); } @@ -7890,12 +8961,12 @@ BOOST_AUTO_TEST_CASE(tuples) uint a; uint b; (a, b) = this.h(); if (a != 5 || b != 6) return 1; - uint[] storage c; + uint[] storage c = m_c; (a, b, c) = g(); if (a != 1 || b != 2 || c[0] != 3) return 2; (a, b) = (b, a); if (a != 2 || b != 1) return 3; - (a, , b, ) = (8, 9, 10, 11, 12); + (a, , b, , ) = (8, 9, 10, 11, 12); if (a != 8 || b != 10) return 4; } } @@ -7908,14 +8979,14 @@ BOOST_AUTO_TEST_CASE(string_tuples) { char const* sourceCode = R"( contract C { - function f() public returns (string, uint) { + function f() public returns (string memory, uint) { return ("abc", 8); } - function g() public returns (string, string) { + function g() public returns (string memory, string memory) { return (h(), "def"); } - function h() public returns (string) { - return ("abc",); + function h() public returns (string memory) { + return ("abc"); } } )"; @@ -7961,13 +9032,13 @@ BOOST_AUTO_TEST_CASE(destructuring_assignment) bytes data; uint[] y; uint[] arrayData; - function returnsArray() public returns (uint[]) { + function returnsArray() public returns (uint[] memory) { arrayData.length = 9; arrayData[2] = 5; arrayData[7] = 4; return arrayData; } - function f(bytes s) public returns (uint) { + function f(bytes memory s) public returns (uint) { uint loc; uint[] memory memArray; (loc, x, y, data, arrayData[3]) = (8, 4, returnsArray(), s, 2); @@ -7983,7 +9054,7 @@ BOOST_AUTO_TEST_CASE(destructuring_assignment) if (loc != 3) return 9; if (memArray.length != arrayData.length) return 10; bytes memory memBytes; - (x, memBytes, y[2], ) = (456, s, 789, 101112, 131415); + (x, memBytes, y[2], , ) = (456, s, 789, 101112, 131415); if (x != 456 || memBytes.length != s.length || y[2] != 789) return 11; } } @@ -7992,31 +9063,6 @@ BOOST_AUTO_TEST_CASE(destructuring_assignment) ABI_CHECK(callContractFunction("f(bytes)", u256(0x20), u256(5), string("abcde")), encodeArgs(u256(0))); } -BOOST_AUTO_TEST_CASE(destructuring_assignment_wildcard) -{ - char const* sourceCode = R"( - contract C { - function f() public returns (uint) { - uint a; - uint b; - uint c; - (a,) = (1,); - if (a != 1) return 1; - (,b) = (2,3,4); - if (b != 4) return 2; - (, c,) = (5,6,7); - if (c != 6) return 3; - (a, b,) = (11, 12, 13); - if (a != 11 || b != 12) return 4; - (, a, b) = (11, 12, 13); - if (a != 12 || b != 13) return 5; - } - } - )"; - compileAndRun(sourceCode); - ABI_CHECK(callContractFunction("f()"), encodeArgs(u256(0))); -} - BOOST_AUTO_TEST_CASE(lone_struct_array_type) { char const* sourceCode = R"( @@ -8139,7 +9185,7 @@ BOOST_AUTO_TEST_CASE(memory_overwrite) { char const* sourceCode = R"( contract C { - function f() public returns (bytes x) { + function f() public returns (bytes memory x) { x = "12345"; x[3] = 0x61; x[0] = 0x62; @@ -8371,7 +9417,7 @@ BOOST_AUTO_TEST_CASE(inline_array_storage_to_memory_conversion_strings) char const* sourceCode = R"( contract C { string s = "doh"; - function f() public returns (string, string) { + function f() public returns (string memory, string memory) { string memory t = "ray"; string[3] memory x = [s, t, "mi"]; return (x[1], x[2]); @@ -8386,7 +9432,7 @@ BOOST_AUTO_TEST_CASE(inline_array_strings_from_document) { char const* sourceCode = R"( contract C { - function f(uint i) public returns (string) { + function f(uint i) public returns (string memory) { string[4] memory x = ["This", "is", "an", "array"]; return (x[i]); } @@ -8433,7 +9479,7 @@ BOOST_AUTO_TEST_CASE(inline_array_index_access_strings) char const* sourceCode = R"( contract C { string public tester; - function f() public returns (string) { + function f() public returns (string memory) { return (["abc", "def", "g"][0]); } function test() public { @@ -8451,7 +9497,7 @@ BOOST_AUTO_TEST_CASE(inline_array_return) char const* sourceCode = R"( contract C { uint8[] tester; - function f() public returns (uint8[5]) { + function f() public returns (uint8[5] memory) { return ([1,2,3,4,5]); } function test() public returns (uint8, uint8, uint8, uint8, uint8) { @@ -8483,7 +9529,7 @@ BOOST_AUTO_TEST_CASE(inline_long_string_return) { char const* sourceCode = R"( contract C { - function f() public returns (string) { + function f() public returns (string memory) { return (["somethingShort", "0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789001234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678900123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789001234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890"][1]); } } @@ -8521,7 +9567,7 @@ BOOST_AUTO_TEST_CASE(fixed_bytes_length_access) contract C { byte a; function f(bytes32 x) public returns (uint, uint, uint) { - return (x.length, bytes16(2).length, a.length + 7); + return (x.length, bytes16(uint128(2)).length, a.length + 7); } } )"; @@ -8560,7 +9606,7 @@ BOOST_AUTO_TEST_CASE(inline_assembly_memory_access) { char const* sourceCode = R"( contract C { - function test() public returns (bytes) { + function test() public returns (bytes memory) { bytes memory x = new bytes(5); for (uint i = 0; i < x.length; ++i) x[i] = byte(uint8(i + 1)); @@ -8635,7 +9681,7 @@ BOOST_AUTO_TEST_CASE(inline_assembly_storage_access_via_pointer) Data public a; uint public separator2; function f() public returns (bool) { - Data x = a; + Data storage x = a; uint off; assembly { sstore(x_slot, 7) @@ -8653,52 +9699,6 @@ BOOST_AUTO_TEST_CASE(inline_assembly_storage_access_via_pointer) ABI_CHECK(callContractFunction("separator2()"), encodeArgs(u256(0))); } -BOOST_AUTO_TEST_CASE(inline_assembly_jumps) -{ - char const* sourceCode = R"( - contract C { - function f() public { - assembly { - let n := calldataload(4) - let a := 1 - let b := a - loop: - jumpi(loopend, eq(n, 0)) - a add swap1 - n := sub(n, 1) - jump(loop) - loopend: - mstore(0, a) - return(0, 0x20) - } - } - } - )"; - compileAndRun(sourceCode, 0, "C"); - ABI_CHECK(callContractFunction("f()", u256(5)), encodeArgs(u256(13))); - ABI_CHECK(callContractFunction("f()", u256(7)), encodeArgs(u256(34))); -} - -BOOST_AUTO_TEST_CASE(inline_assembly_function_access) -{ - char const* sourceCode = R"( - contract C { - uint public x; - function g(uint y) { x = 2 * y; assembly { stop } } - function f(uint _x) { - assembly { - _x - jump(g) - pop - } - } - } - )"; - compileAndRun(sourceCode, 0, "C"); - ABI_CHECK(callContractFunction("f(uint256)", u256(5)), encodeArgs()); - ABI_CHECK(callContractFunction("x()"), encodeArgs(u256(10))); -} - BOOST_AUTO_TEST_CASE(inline_assembly_function_call) { char const* sourceCode = R"( @@ -8919,7 +9919,7 @@ BOOST_AUTO_TEST_CASE(index_access_with_type_conversion) // Test for a bug where higher order bits cleanup was not done for array index access. char const* sourceCode = R"( contract C { - function f(uint x) public returns (uint[256] r){ + function f(uint x) public returns (uint[256] memory r){ r[uint8(x)] = 2; } } @@ -8959,7 +9959,7 @@ BOOST_AUTO_TEST_CASE(internal_library_function) // and retain the same memory context (i.e. are pulled into the caller's code) char const* sourceCode = R"( library L { - function f(uint[] _data) internal { + function f(uint[] memory _data) internal { _data[3] = 2; } } @@ -8984,10 +9984,10 @@ BOOST_AUTO_TEST_CASE(internal_library_function_calling_private) // also has to be pulled into the caller's code) char const* sourceCode = R"( library L { - function g(uint[] _data) private { + function g(uint[] memory _data) private { _data[3] = 2; } - function f(uint[] _data) internal { + function f(uint[] memory _data) internal { g(_data); } } @@ -9010,7 +10010,7 @@ BOOST_AUTO_TEST_CASE(internal_library_function_bound) char const* sourceCode = R"( library L { struct S { uint[] data; } - function f(S _s) internal { + function f(S memory _s) internal { _s.data[3] = 2; } } @@ -9035,7 +10035,7 @@ BOOST_AUTO_TEST_CASE(internal_library_function_return_var_size) char const* sourceCode = R"( library L { struct S { uint[] data; } - function f(S _s) internal returns (uint[]) { + function f(S memory _s) internal returns (uint[] memory) { _s.data[3] = 2; return _s.data; } @@ -9062,9 +10062,9 @@ BOOST_AUTO_TEST_CASE(iszero_bnot_correct) char const* sourceCode = R"( contract C { function f() public returns (bool) { - bytes32 x = 1; + bytes32 x = bytes32(uint256(1)); assembly { x := not(x) } - if (x != ~bytes32(1)) return false; + if (x != ~bytes32(uint256(1))) return false; assembly { x := iszero(x) } if (x != bytes32(0)) return false; return true; @@ -9083,7 +10083,7 @@ BOOST_AUTO_TEST_CASE(cleanup_bytes_types) function f(bytes2 a, uint16 x) public returns (uint) { if (a != "ab") return 1; if (x != 0x0102) return 2; - if (bytes3(uint24(x)) != 0x0102) return 3; + if (bytes3(uint24(x)) != 0x000102) return 3; return 0; } } @@ -9111,12 +10111,60 @@ BOOST_AUTO_TEST_CASE(cleanup_bytes_types_shortening) ABI_CHECK(callContractFunction("f()"), encodeArgs("\xff\xff\xff\xff")); } +BOOST_AUTO_TEST_CASE(cleanup_address_types) +{ + // Checks that address types are properly cleaned before they are compared. + char const* sourceCode = R"( + contract C { + function f(address a) public returns (uint) { + if (a != 0x1234567890123456789012345678901234567890) return 1; + return 0; + } + function g(address payable a) public returns (uint) { + if (a != 0x1234567890123456789012345678901234567890) return 1; + return 0; + } + } + )"; + compileAndRun(sourceCode, 0, "C"); + // We input longer data on purpose. + ABI_CHECK(callContractFunction("f(address)", u256("0xFFFF1234567890123456789012345678901234567890")), encodeArgs(0)); + ABI_CHECK(callContractFunction("g(address)", u256("0xFFFF1234567890123456789012345678901234567890")), encodeArgs(0)); +} + +BOOST_AUTO_TEST_CASE(cleanup_address_types_shortening) +{ + char const* sourceCode = R"( + contract C { + function f() public pure returns (address r) { + bytes21 x = 0x1122334455667788990011223344556677889900ff; + bytes20 y; + assembly { y := x } + address z = address(y); + assembly { r := z } + require(z == 0x1122334455667788990011223344556677889900); + } + function g() public pure returns (address payable r) { + bytes21 x = 0x1122334455667788990011223344556677889900ff; + bytes20 y; + assembly { y := x } + address payable z = address(y); + assembly { r := z } + require(z == 0x1122334455667788990011223344556677889900); + } + } + )"; + compileAndRun(sourceCode, 0, "C"); + ABI_CHECK(callContractFunction("f()"), encodeArgs(u256("0x1122334455667788990011223344556677889900"))); + ABI_CHECK(callContractFunction("g()"), encodeArgs(u256("0x1122334455667788990011223344556677889900"))); +} + BOOST_AUTO_TEST_CASE(skip_dynamic_types) { // The EVM cannot provide access to dynamically-sized return values, so we have to skip them. char const* sourceCode = R"( contract C { - function f() public returns (uint, uint[], uint) { + function f() public returns (uint, uint[] memory, uint) { return (7, new uint[](2), 8); } function g() public returns (uint, uint) { @@ -9159,11 +10207,11 @@ BOOST_AUTO_TEST_CASE(skip_dynamic_types_for_structs) BOOST_AUTO_TEST_CASE(failed_create) { char const* sourceCode = R"( - contract D { constructor() payable {} } + contract D { constructor() public payable {} } contract C { uint public x; constructor() public payable {} - function f(uint amount) public returns (address) { + function f(uint amount) public returns (D) { x++; return (new D).value(amount)(); } @@ -9171,7 +10219,7 @@ BOOST_AUTO_TEST_CASE(failed_create) if (depth < 1024) return this.stack(depth - 1); else - return f(0); + return address(f(0)); } } )"; @@ -9255,8 +10303,10 @@ BOOST_AUTO_TEST_CASE(break_in_modifier) break; } } - function f() run { - x++; + function f() run public { + uint k = x; + uint t = k + 1; + x = t; } } )"; @@ -9266,6 +10316,54 @@ BOOST_AUTO_TEST_CASE(break_in_modifier) ABI_CHECK(callContractFunction("x()"), encodeArgs(u256(1))); } +BOOST_AUTO_TEST_CASE(continue_in_modifier) +{ + char const* sourceCode = R"( + contract C { + uint public x; + modifier run() { + for (uint i = 0; i < 10; i++) { + if (i % 2 == 1) continue; + _; + } + } + function f() run public { + uint k = x; + uint t = k + 1; + x = t; + } + } + )"; + compileAndRun(sourceCode, 0, "C"); + ABI_CHECK(callContractFunction("x()"), encodeArgs(u256(0))); + ABI_CHECK(callContractFunction("f()"), encodeArgs()); + ABI_CHECK(callContractFunction("x()"), encodeArgs(u256(5))); +} + +BOOST_AUTO_TEST_CASE(return_in_modifier) +{ + char const* sourceCode = R"( + contract C { + uint public x; + modifier run() { + for (uint i = 1; i < 10; i++) { + if (i == 5) return; + _; + } + } + function f() run public { + uint k = x; + uint t = k + 1; + x = t; + } + } + )"; + compileAndRun(sourceCode, 0, "C"); + ABI_CHECK(callContractFunction("x()"), encodeArgs(u256(0))); + ABI_CHECK(callContractFunction("f()"), encodeArgs()); + ABI_CHECK(callContractFunction("x()"), encodeArgs(u256(4))); +} + BOOST_AUTO_TEST_CASE(stacked_return_with_modifiers) { char const* sourceCode = R"( @@ -9277,8 +10375,10 @@ BOOST_AUTO_TEST_CASE(stacked_return_with_modifiers) break; } } - function f() run { - x++; + function f() run public { + uint k = x; + uint t = k + 1; + x = t; } } )"; @@ -9294,7 +10394,7 @@ BOOST_AUTO_TEST_CASE(mutex) contract mutexed { bool locked; modifier protected { - if (locked) throw; + if (locked) revert(); locked = true; _; locked = false; @@ -9302,20 +10402,22 @@ BOOST_AUTO_TEST_CASE(mutex) } contract Fund is mutexed { uint shares; - constructor() payable { shares = msg.value; } - function withdraw(uint amount) protected returns (uint) { + constructor() public payable { shares = msg.value; } + function withdraw(uint amount) public protected returns (uint) { // NOTE: It is very bad practice to write this function this way. // Please refer to the documentation of how to do this properly. - if (amount > shares) throw; - if (!msg.sender.call.value(amount)("")) throw; + if (amount > shares) revert(); + (bool success,) = msg.sender.call.value(amount)(""); + require(success); shares -= amount; return shares; } function withdrawUnprotected(uint amount) public returns (uint) { // NOTE: It is very bad practice to write this function this way. // Please refer to the documentation of how to do this properly. - if (amount > shares) throw; - if (!msg.sender.call.value(amount)("")) throw; + if (amount > shares) revert(); + (bool success,) = msg.sender.call.value(amount)(""); + require(success); shares -= amount; return shares; } @@ -9324,7 +10426,7 @@ BOOST_AUTO_TEST_CASE(mutex) Fund public fund; uint callDepth; bool protected; - function setProtected(bool _protected) { protected = _protected; } + function setProtected(bool _protected) public { protected = _protected; } constructor(Fund _fund) public { fund = _fund; } function attack() public returns (uint) { callDepth = 0; @@ -9363,7 +10465,7 @@ BOOST_AUTO_TEST_CASE(failing_ecrecover_invalid_input) char const* sourceCode = R"( contract C { function f() public returns (address) { - return ecrecover(bytes32(uint(-1)), 1, 2, 3); + return ecrecover(bytes32(uint(-1)), 1, bytes32(uint(2)), bytes32(uint(3))); } } )"; @@ -9381,8 +10483,8 @@ BOOST_AUTO_TEST_CASE(failing_ecrecover_invalid_input_proper) 0, // invalid v value 0x6944c77849b18048f6abe0db8084b0d0d0689cdddb53d2671c36967b58691ad4, 0xef4f06ba4f78319baafd0424365777241af4dfd3da840471b4b4b087b7750d0d, - 0x00ca35b7d915458ef540ade6068dfe2f44e8fa733c, - 0x00ca35b7d915458ef540ade6068dfe2f44e8fa733c + 0x000000000000000000000000ca35b7d915458ef540ade6068dfe2f44e8fa733c, + 0x000000000000000000000000ca35b7d915458ef540ade6068dfe2f44e8fa733c ); } function recover(bytes32 hash, uint8 v, bytes32 r, bytes32 s, uint blockExpired, bytes32 salt) @@ -9421,7 +10523,7 @@ BOOST_AUTO_TEST_CASE(failing_ecrecover_invalid_input_asm) BOOST_AUTO_TEST_CASE(calling_nonexisting_contract_throws) { char const* sourceCode = R"YY( - contract D { function g(); } + contract D { function g() public; } contract C { D d = D(0x1212); function f() public returns (uint) { @@ -9433,7 +10535,7 @@ BOOST_AUTO_TEST_CASE(calling_nonexisting_contract_throws) return 7; } function h() public returns (uint) { - d.call(""); // this does not throw (low-level) + address(d).call(""); // this does not throw (low-level) return 7; } } @@ -9448,7 +10550,7 @@ BOOST_AUTO_TEST_CASE(payable_constructor) { char const* sourceCode = R"( contract C { - constructor() payable { } + constructor() public payable { } } )"; compileAndRun(sourceCode, 27, "C"); @@ -9483,7 +10585,7 @@ BOOST_AUTO_TEST_CASE(payable_function_calls_library) function f() public returns (uint) { return 7; } } contract C { - function f() payable public returns (uint) { + function f() public payable returns (uint) { return L.f(); } } @@ -9499,11 +10601,18 @@ BOOST_AUTO_TEST_CASE(non_payable_throw) contract C { uint public a; function f() public returns (uint) { + return msgvalue(); + } + function msgvalue() internal returns (uint) { return msg.value; } function() external { + update(); + } + function update() internal { a = msg.value + 1; } + } )"; compileAndRun(sourceCode, 0, "C"); @@ -9526,6 +10635,9 @@ BOOST_AUTO_TEST_CASE(no_nonpayable_circumvention_by_modifier) if (false) _; // avoid the function, we should still not accept ether } function f() tryCircumvent public returns (uint) { + return msgvalue(); + } + function msgvalue() internal returns (uint) { return msg.value; } } @@ -9543,7 +10655,7 @@ BOOST_AUTO_TEST_CASE(mem_resize_is_not_paid_at_call) // Tests that this also survives the optimizer. char const* sourceCode = R"( contract C { - function f() public returns (uint[200]) {} + function f() public returns (uint[200] memory) {} } contract D { function f(C c) public returns (uint) { c.f(); return 7; } @@ -9610,7 +10722,7 @@ BOOST_AUTO_TEST_CASE(calling_uninitialized_function_through_array) { assembly { mstore(0, 7) return(0, 0x20) } } mutex = 1; // Avoid re-executing this function if we jump somewhere. - function() internal returns (uint)[200] x; + function() internal returns (uint)[200] memory x; x[0](); return 2; } @@ -9706,7 +10818,7 @@ BOOST_AUTO_TEST_CASE(store_function) contract C { function (function (uint) external returns (uint)) internal returns (uint) ev; function (uint) external returns (uint) x; - function store(function(uint) external returns (uint) y) { + function store(function(uint) external returns (uint) y) public { x = y; } function eval(function(uint) external returns (uint) y) public returns (uint) { @@ -9848,7 +10960,7 @@ BOOST_AUTO_TEST_CASE(function_type_library_internal) } } contract C { - function f(uint[] x) public returns (uint) { + function f(uint[] memory x) public returns (uint) { return Utils.reduce(x, Utils.sum, 0); } } @@ -10077,8 +11189,8 @@ BOOST_AUTO_TEST_CASE(function_array_cross_calls) { char const* sourceCode = R"( contract D { - function f(function() external returns (function() external returns (uint))[] x) - public returns (function() external returns (uint)[3] r) + function f(function() external returns (function() external returns (uint))[] memory x) + public returns (function() external returns (uint)[3] memory r) { r[0] = x[0](); r[1] = x[1](); @@ -10138,7 +11250,7 @@ BOOST_AUTO_TEST_CASE(copy_internal_function_array_to_storage) function() internal returns (uint)[20] x; int mutex; function one() public returns (uint) { - function() internal returns (uint)[20] xmem; + function() internal returns (uint)[20] memory xmem; x = xmem; return 3; } @@ -10822,6 +11934,46 @@ BOOST_AUTO_TEST_CASE(shift_bytes_cleanup) ABI_CHECK(callContractFunction("right(uint8)", 8 * 8), encodeArgs(string(8, 0) + "123456789012")); } +BOOST_AUTO_TEST_CASE(exp_cleanup) +{ + char const* sourceCode = R"( + contract C { + function f() public pure returns (uint8 x) { + uint8 y = uint8(2) ** uint8(8); + return 0 ** y; + } + } + )"; + compileAndRun(sourceCode, 0, "C"); + ABI_CHECK(callContractFunction("f()"), encodeArgs(u256(0x1))); +} + +BOOST_AUTO_TEST_CASE(exp_cleanup_direct) +{ + char const* sourceCode = R"( + contract C { + function f() public pure returns (uint8 x) { + return uint8(0) ** uint8(uint8(2) ** uint8(8)); + } + } + )"; + compileAndRun(sourceCode, 0, "C"); + ABI_CHECK(callContractFunction("f()"), encodeArgs(u256(0x1))); +} + +BOOST_AUTO_TEST_CASE(exp_cleanup_nonzero_base) +{ + char const* sourceCode = R"( + contract C { + function f() public pure returns (uint8 x) { + return uint8(0x166) ** uint8(uint8(2) ** uint8(8)); + } + } + )"; + compileAndRun(sourceCode, 0, "C"); + ABI_CHECK(callContractFunction("f()"), encodeArgs(u256(0x1))); +} + BOOST_AUTO_TEST_CASE(cleanup_in_compound_assign) { char const* sourceCode = R"( @@ -10850,7 +12002,7 @@ BOOST_AUTO_TEST_CASE(inline_assembly_in_modifiers) a := 2 } if (a != 2) - throw; + revert(); _; } function f() m public returns (bool) { @@ -10952,7 +12104,7 @@ BOOST_AUTO_TEST_CASE(invalid_instruction) contract C { function f() public { assembly { - invalid + invalid() } } } @@ -11035,7 +12187,7 @@ BOOST_AUTO_TEST_CASE(revert_with_cause) } contract C { D d = new D(); - function forward(address target, bytes data) internal returns (bool success, bytes retval) { + function forward(address target, bytes memory data) internal returns (bool success, bytes memory retval) { uint retsize; assembly { success := call(not(0), target, 0, add(data, 0x20), mload(data), 0, 0) @@ -11046,19 +12198,19 @@ BOOST_AUTO_TEST_CASE(revert_with_cause) returndatacopy(add(retval, 0x20), 0, returndatasize()) } } - function f() public returns (bool, bytes) { + function f() public returns (bool, bytes memory) { return forward(address(d), msg.data); } - function g() public returns (bool, bytes) { + function g() public returns (bool, bytes memory) { return forward(address(d), msg.data); } - function h() public returns (bool, bytes) { + function h() public returns (bool, bytes memory) { return forward(address(d), msg.data); } - function i() public returns (bool, bytes) { + function i() public returns (bool, bytes memory) { return forward(address(d), msg.data); } - function j() public returns (bool, bytes) { + function j() public returns (bool, bytes memory) { return forward(address(d), msg.data); } } @@ -11090,7 +12242,7 @@ BOOST_AUTO_TEST_CASE(require_with_message) bool flagCopy = flag; require(flagCopy == false, internalFun()); } - function internalFun() public returns (string) { + function internalFun() public returns (string memory) { flag = true; return "only on second run"; } @@ -11107,7 +12259,7 @@ BOOST_AUTO_TEST_CASE(require_with_message) } contract C { D d = new D(); - function forward(address target, bytes data) internal returns (bool success, bytes retval) { + function forward(address target, bytes memory data) internal returns (bool success, bytes memory retval) { uint retsize; assembly { success := call(not(0), target, 0, add(data, 0x20), mload(data), 0, 0) @@ -11118,19 +12270,19 @@ BOOST_AUTO_TEST_CASE(require_with_message) returndatacopy(add(retval, 0x20), 0, returndatasize()) } } - function f(uint x) public returns (bool, bytes) { + function f(uint x) public returns (bool, bytes memory) { return forward(address(d), msg.data); } - function g() public returns (bool, bytes) { + function g() public returns (bool, bytes memory) { return forward(address(d), msg.data); } - function h() public returns (bool, bytes) { + function h() public returns (bool, bytes memory) { return forward(address(d), msg.data); } - function i() public returns (bool, bytes) { + function i() public returns (bool, bytes memory) { return forward(address(d), msg.data); } - function j() public returns (bool, bytes) { + function j() public returns (bool, bytes memory) { return forward(address(d), msg.data); } } @@ -11160,7 +12312,7 @@ BOOST_AUTO_TEST_CASE(bubble_up_error_messages) } contract C { D d = new D(); - function forward(address target, bytes data) internal returns (bool success, bytes retval) { + function forward(address target, bytes memory data) internal returns (bool success, bytes memory retval) { uint retsize; assembly { success := call(not(0), target, 0, add(data, 0x20), mload(data), 0, 0) @@ -11171,10 +12323,10 @@ BOOST_AUTO_TEST_CASE(bubble_up_error_messages) returndatacopy(add(retval, 0x20), 0, returndatasize()) } } - function f() public returns (bool, bytes) { + function f() public returns (bool, bytes memory) { return forward(address(d), msg.data); } - function g() public returns (bool, bytes) { + function g() public returns (bool, bytes memory) { return forward(address(d), msg.data); } } @@ -11194,12 +12346,12 @@ BOOST_AUTO_TEST_CASE(bubble_up_error_messages_through_transfer) revert("message"); } function f() public { - this.transfer(0); + address(this).transfer(0); } } contract C { D d = new D(); - function forward(address target, bytes data) internal returns (bool success, bytes retval) { + function forward(address target, bytes memory data) internal returns (bool success, bytes memory retval) { uint retsize; assembly { success := call(not(0), target, 0, add(data, 0x20), mload(data), 0, 0) @@ -11210,7 +12362,7 @@ BOOST_AUTO_TEST_CASE(bubble_up_error_messages_through_transfer) returndatacopy(add(retval, 0x20), 0, returndatasize()) } } - function f() public returns (bool, bytes) { + function f() public returns (bool, bytes memory) { return forward(address(d), msg.data); } } @@ -11236,7 +12388,7 @@ BOOST_AUTO_TEST_CASE(bubble_up_error_messages_through_create) } contract C { D d = new D(); - function forward(address target, bytes data) internal returns (bool success, bytes retval) { + function forward(address target, bytes memory data) internal returns (bool success, bytes memory retval) { uint retsize; assembly { success := call(not(0), target, 0, add(data, 0x20), mload(data), 0, 0) @@ -11247,7 +12399,7 @@ BOOST_AUTO_TEST_CASE(bubble_up_error_messages_through_create) returndatacopy(add(retval, 0x20), 0, returndatasize()) } } - function f() public returns (bool, bytes) { + function f() public returns (bool, bytes memory) { return forward(address(d), msg.data); } } @@ -11271,9 +12423,9 @@ BOOST_AUTO_TEST_CASE(negative_stack_height) bool Aboolc; bool exists; } - function nredit(uint startindex) public pure returns(uint[500] CIDs, uint[500] dates, uint[500] RIDs, bool[500] Cboolas, uint[500] amounts){} - function return500InvoicesByDates(uint begindate, uint enddate, uint startindex) public view returns(uint[500] AIDs, bool[500] Aboolas, uint[500] dates, bytes32[3][500] Abytesas, bytes32[3][500] bytesbs, bytes32[2][500] bytescs, uint[500] amounts, bool[500] Aboolbs, bool[500] Aboolcs){} - function return500PaymentsByDates(uint begindate, uint enddate, uint startindex) public view returns(uint[500] BIDs, uint[500] dates, uint[500] RIDs, bool[500] Bboolas, bytes32[3][500] bytesbs,bytes32[2][500] bytescs, uint[500] amounts, bool[500] Bboolbs){} + function nredit(uint startindex) public pure returns(uint[500] memory CIDs, uint[500] memory dates, uint[500] memory RIDs, bool[500] memory Cboolas, uint[500] memory amounts){} + function return500InvoicesByDates(uint begindate, uint enddate, uint startindex) public view returns(uint[500] memory AIDs, bool[500] memory Aboolas, uint[500] memory dates, bytes32[3][500] memory Abytesas, bytes32[3][500] memory bytesbs, bytes32[2][500] memory bytescs, uint[500] memory amounts, bool[500] memory Aboolbs, bool[500] memory Aboolcs){} + function return500PaymentsByDates(uint begindate, uint enddate, uint startindex) public view returns(uint[500] memory BIDs, uint[500] memory dates, uint[500] memory RIDs, bool[500] memory Bboolas, bytes32[3][500] memory bytesbs,bytes32[2][500] memory bytescs, uint[500] memory amounts, bool[500] memory Bboolbs){} } )"; compileAndRun(sourceCode, 0, "C"); @@ -11285,7 +12437,7 @@ BOOST_AUTO_TEST_CASE(literal_empty_string) contract C { bytes32 public x; uint public a; - function f(bytes32 _x, uint _a) { + function f(bytes32 _x, uint _a) public { x = _x; a = _a; } @@ -11340,7 +12492,7 @@ BOOST_AUTO_TEST_CASE(interface_contract) char const* sourceCode = R"( interface I { event A(); - function f() public returns (bool); + function f() external returns (bool); function() external payable; } @@ -11358,7 +12510,7 @@ BOOST_AUTO_TEST_CASE(interface_contract) } contract C { - function f(address _interfaceAddress) public returns (bool) { + function f(address payable _interfaceAddress) public returns (bool) { I i = I(_interfaceAddress); return i.f(); } @@ -11379,19 +12531,10 @@ BOOST_AUTO_TEST_CASE(keccak256_assembly) ret := keccak256(0, 0) } } - function g() public pure returns (bytes32 ret) { - assembly { - 0 - 0 - keccak256 - =: ret - } - } } )"; compileAndRun(sourceCode, 0, "C"); ABI_CHECK(callContractFunction("f()"), fromHex("0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470")); - ABI_CHECK(callContractFunction("g()"), fromHex("0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470")); } BOOST_AUTO_TEST_CASE(multi_modifiers) @@ -11445,52 +12588,234 @@ BOOST_AUTO_TEST_CASE(bare_call_invalid_address) contract C { /// Calling into non-existant account is successful (creates the account) function f() external returns (bool) { - return address(0x4242).call(""); + (bool success,) = address(0x4242).call(""); + return success; } function h() external returns (bool) { - return address(0x4242).delegatecall(""); + (bool success,) = address(0x4242).delegatecall(""); + return success; } } )YY"; compileAndRun(sourceCode, 0, "C"); ABI_CHECK(callContractFunction("f()"), encodeArgs(u256(1))); ABI_CHECK(callContractFunction("h()"), encodeArgs(u256(1))); + + if (dev::test::Options::get().evmVersion().hasStaticCall()) + { + char const* sourceCode = R"YY( + contract C { + function f() external returns (bool, bytes memory) { + return address(0x4242).staticcall(""); + } + } + )YY"; + compileAndRun(sourceCode, 0, "C"); + ABI_CHECK(callContractFunction("f()"), encodeArgs(u256(1), 0x40, 0x00)); + } +} + +BOOST_AUTO_TEST_CASE(bare_call_return_data) +{ + if (dev::test::Options::get().evmVersion().supportsReturndata()) + { + vector<string> calltypes = {"call", "delegatecall"}; + if (dev::test::Options::get().evmVersion().hasStaticCall()) + calltypes.emplace_back("staticcall"); + for (string const& calltype: calltypes) + { + string sourceCode = R"DELIMITER( + contract A { + constructor() public { + } + function return_bool() public pure returns(bool) { + return true; + } + function return_int32() public pure returns(int32) { + return -32; + } + function return_uint32() public pure returns(uint32) { + return 0x3232; + } + function return_int256() public pure returns(int256) { + return -256; + } + function return_uint256() public pure returns(uint256) { + return 0x256256; + } + function return_bytes4() public pure returns(bytes4) { + return 0xabcd0012; + } + function return_multi() public pure returns(bool, uint32, bytes4) { + return (false, 0x3232, 0xabcd0012); + } + function return_bytes() public pure returns(bytes memory b) { + b = new bytes(2); + b[0] = 0x42; + b[1] = 0x21; + } + } + contract C { + A addr; + constructor() public { + addr = new A(); + } + function f(string memory signature) public returns (bool, bytes memory) { + return address(addr).)DELIMITER" + calltype + R"DELIMITER((abi.encodeWithSignature(signature)); + } + function check_bool() external returns (bool) { + (bool success, bytes memory data) = f("return_bool()"); + assert(success); + bool a = abi.decode(data, (bool)); + assert(a); + return true; + } + function check_int32() external returns (bool) { + (bool success, bytes memory data) = f("return_int32()"); + assert(success); + int32 a = abi.decode(data, (int32)); + assert(a == -32); + return true; + } + function check_uint32() external returns (bool) { + (bool success, bytes memory data) = f("return_uint32()"); + assert(success); + uint32 a = abi.decode(data, (uint32)); + assert(a == 0x3232); + return true; + } + function check_int256() external returns (bool) { + (bool success, bytes memory data) = f("return_int256()"); + assert(success); + int256 a = abi.decode(data, (int256)); + assert(a == -256); + return true; + } + function check_uint256() external returns (bool) { + (bool success, bytes memory data) = f("return_uint256()"); + assert(success); + uint256 a = abi.decode(data, (uint256)); + assert(a == 0x256256); + return true; + } + function check_bytes4() external returns (bool) { + (bool success, bytes memory data) = f("return_bytes4()"); + assert(success); + bytes4 a = abi.decode(data, (bytes4)); + assert(a == 0xabcd0012); + return true; + } + function check_multi() external returns (bool) { + (bool success, bytes memory data) = f("return_multi()"); + assert(success); + (bool a, uint32 b, bytes4 c) = abi.decode(data, (bool, uint32, bytes4)); + assert(a == false && b == 0x3232 && c == 0xabcd0012); + return true; + } + function check_bytes() external returns (bool) { + (bool success, bytes memory data) = f("return_bytes()"); + assert(success); + (bytes memory d) = abi.decode(data, (bytes)); + assert(d.length == 2 && d[0] == 0x42 && d[1] == 0x21); + return true; + } + } + )DELIMITER"; + compileAndRun(sourceCode, 0, "C"); + ABI_CHECK(callContractFunction("f(string)", encodeDyn(string("return_bool()"))), encodeArgs(true, 0x40, 0x20, true)); + ABI_CHECK(callContractFunction("f(string)", encodeDyn(string("return_int32()"))), encodeArgs(true, 0x40, 0x20, u256(-32))); + ABI_CHECK(callContractFunction("f(string)", encodeDyn(string("return_uint32()"))), encodeArgs(true, 0x40, 0x20, u256(0x3232))); + ABI_CHECK(callContractFunction("f(string)", encodeDyn(string("return_int256()"))), encodeArgs(true, 0x40, 0x20, u256(-256))); + ABI_CHECK(callContractFunction("f(string)", encodeDyn(string("return_uint256()"))), encodeArgs(true, 0x40, 0x20, u256(0x256256))); + ABI_CHECK(callContractFunction("f(string)", encodeDyn(string("return_bytes4()"))), encodeArgs(true, 0x40, 0x20, u256(0xabcd0012) << (28*8))); + ABI_CHECK(callContractFunction("f(string)", encodeDyn(string("return_multi()"))), encodeArgs(true, 0x40, 0x60, false, u256(0x3232), u256(0xabcd0012) << (28*8))); + ABI_CHECK(callContractFunction("f(string)", encodeDyn(string("return_bytes()"))), encodeArgs(true, 0x40, 0x60, 0x20, 0x02, encode(bytes{0x42,0x21}, false))); + ABI_CHECK(callContractFunction("check_bool()"), encodeArgs(true)); + ABI_CHECK(callContractFunction("check_int32()"), encodeArgs(true)); + ABI_CHECK(callContractFunction("check_uint32()"), encodeArgs(true)); + ABI_CHECK(callContractFunction("check_int256()"), encodeArgs(true)); + ABI_CHECK(callContractFunction("check_uint256()"), encodeArgs(true)); + ABI_CHECK(callContractFunction("check_bytes4()"), encodeArgs(true)); + ABI_CHECK(callContractFunction("check_multi()"), encodeArgs(true)); + ABI_CHECK(callContractFunction("check_bytes()"), encodeArgs(true)); + } + } } BOOST_AUTO_TEST_CASE(delegatecall_return_value) { - char const* sourceCode = R"DELIMITER( - contract C { - uint value; - function set(uint _value) external { - value = _value; - } - function get() external view returns (uint) { - return value; - } - function get_delegated() external returns (bool) { - return this.delegatecall(abi.encodeWithSignature("get()")); - } - function assert0() external view { - assert(value == 0); + if (dev::test::Options::get().evmVersion().supportsReturndata()) + { + char const* sourceCode = R"DELIMITER( + contract C { + uint value; + function set(uint _value) external { + value = _value; + } + function get() external view returns (uint) { + return value; + } + function get_delegated() external returns (bool, bytes memory) { + return address(this).delegatecall(abi.encodeWithSignature("get()")); + } + function assert0() external view { + assert(value == 0); + } + function assert0_delegated() external returns (bool, bytes memory) { + return address(this).delegatecall(abi.encodeWithSignature("assert0()")); + } } - function assert0_delegated() external returns (bool) { - return this.delegatecall(abi.encodeWithSignature("assert0()")); + )DELIMITER"; + compileAndRun(sourceCode, 0, "C"); + ABI_CHECK(callContractFunction("get()"), encodeArgs(u256(0))); + ABI_CHECK(callContractFunction("assert0_delegated()"), encodeArgs(u256(1), 0x40, 0x00)); + ABI_CHECK(callContractFunction("get_delegated()"), encodeArgs(u256(1), 0x40, 0x20, 0x00)); + ABI_CHECK(callContractFunction("set(uint256)", u256(1)), encodeArgs()); + ABI_CHECK(callContractFunction("get()"), encodeArgs(u256(1))); + ABI_CHECK(callContractFunction("assert0_delegated()"), encodeArgs(u256(0), 0x40, 0x00)); + ABI_CHECK(callContractFunction("get_delegated()"), encodeArgs(u256(1), 0x40, 0x20, 1)); + ABI_CHECK(callContractFunction("set(uint256)", u256(42)), encodeArgs()); + ABI_CHECK(callContractFunction("get()"), encodeArgs(u256(42))); + ABI_CHECK(callContractFunction("assert0_delegated()"), encodeArgs(u256(0), 0x40, 0x00)); + ABI_CHECK(callContractFunction("get_delegated()"), encodeArgs(u256(1), 0x40, 0x20, 42)); + } + else + { + char const* sourceCode = R"DELIMITER( + contract C { + uint value; + function set(uint _value) external { + value = _value; + } + function get() external view returns (uint) { + return value; + } + function get_delegated() external returns (bool) { + (bool success,) = address(this).delegatecall(abi.encodeWithSignature("get()")); + return success; + } + function assert0() external view { + assert(value == 0); + } + function assert0_delegated() external returns (bool) { + (bool success,) = address(this).delegatecall(abi.encodeWithSignature("assert0()")); + return success; + } } - } - )DELIMITER"; - compileAndRun(sourceCode, 0, "C"); - ABI_CHECK(callContractFunction("get()"), encodeArgs(u256(0))); - ABI_CHECK(callContractFunction("assert0_delegated()"), encodeArgs(u256(1))); - ABI_CHECK(callContractFunction("get_delegated()"), encodeArgs(u256(1))); - ABI_CHECK(callContractFunction("set(uint256)", u256(1)), encodeArgs()); - ABI_CHECK(callContractFunction("get()"), encodeArgs(u256(1))); - ABI_CHECK(callContractFunction("assert0_delegated()"), encodeArgs(u256(0))); - ABI_CHECK(callContractFunction("get_delegated()"), encodeArgs(u256(1))); - ABI_CHECK(callContractFunction("set(uint256)", u256(42)), encodeArgs()); - ABI_CHECK(callContractFunction("get()"), encodeArgs(u256(42))); - ABI_CHECK(callContractFunction("assert0_delegated()"), encodeArgs(u256(0))); - ABI_CHECK(callContractFunction("get_delegated()"), encodeArgs(u256(1))); + )DELIMITER"; + compileAndRun(sourceCode, 0, "C"); + ABI_CHECK(callContractFunction("get()"), encodeArgs(u256(0))); + ABI_CHECK(callContractFunction("assert0_delegated()"), encodeArgs(u256(1))); + ABI_CHECK(callContractFunction("get_delegated()"), encodeArgs(u256(1))); + ABI_CHECK(callContractFunction("set(uint256)", u256(1)), encodeArgs()); + ABI_CHECK(callContractFunction("get()"), encodeArgs(u256(1))); + ABI_CHECK(callContractFunction("assert0_delegated()"), encodeArgs(u256(0))); + ABI_CHECK(callContractFunction("get_delegated()"), encodeArgs(u256(1))); + ABI_CHECK(callContractFunction("set(uint256)", u256(42)), encodeArgs()); + ABI_CHECK(callContractFunction("get()"), encodeArgs(u256(42))); + ABI_CHECK(callContractFunction("assert0_delegated()"), encodeArgs(u256(0))); + ABI_CHECK(callContractFunction("get_delegated()"), encodeArgs(u256(1))); + } } BOOST_AUTO_TEST_CASE(function_types_sig) @@ -11528,13 +12853,13 @@ BOOST_AUTO_TEST_CASE(constant_string) bytes constant a = "\x03\x01\x02"; bytes constant b = hex"030102"; string constant c = "hello"; - function f() public returns (bytes) { + function f() public returns (bytes memory) { return a; } - function g() public returns (bytes) { + function g() public returns (bytes memory) { return b; } - function h() public returns (bytes) { + function h() public returns (bytes memory) { return bytes(c); } } @@ -11585,12 +12910,12 @@ BOOST_AUTO_TEST_CASE(snark) } /// @return the generator of G1 - function P1() internal returns (G1Point) { + function P1() internal returns (G1Point memory) { return G1Point(1, 2); } /// @return the generator of G2 - function P2() internal returns (G2Point) { + function P2() internal returns (G2Point memory) { return G2Point( [11559732032986387107991004021392285783925812861821192530917403151452391805634, 10857046999023057135944570762232829481370756359578518086990519993285655852781], @@ -11600,7 +12925,7 @@ BOOST_AUTO_TEST_CASE(snark) } /// @return the negation of p, i.e. p.add(p.negate()) should be zero. - function negate(G1Point p) internal returns (G1Point) { + function negate(G1Point memory p) internal returns (G1Point memory) { // The prime q in the base field F_q for G1 uint q = 21888242871839275222246405745257275088696311157297823662689037894645226208583; if (p.X == 0 && p.Y == 0) @@ -11609,7 +12934,7 @@ BOOST_AUTO_TEST_CASE(snark) } /// @return the sum of two points of G1 - function add(G1Point p1, G1Point p2) internal returns (G1Point r) { + function add(G1Point memory p1, G1Point memory p2) internal returns (G1Point memory r) { uint[4] memory input; input[0] = p1.X; input[1] = p1.Y; @@ -11626,7 +12951,7 @@ BOOST_AUTO_TEST_CASE(snark) /// @return the product of a point on G1 and a scalar, i.e. /// p == p.mul(1) and p.add(p) == p.mul(2) for all points p. - function mul(G1Point p, uint s) internal returns (G1Point r) { + function mul(G1Point memory p, uint s) internal returns (G1Point memory r) { uint[3] memory input; input[0] = p.X; input[1] = p.Y; @@ -11644,7 +12969,7 @@ BOOST_AUTO_TEST_CASE(snark) /// e(p1[0], p2[0]) * .... * e(p1[n], p2[n]) == 1 /// For example pairing([P1(), P1().negate()], [P2(), P2()]) should /// return true. - function pairing(G1Point[] p1, G2Point[] p2) internal returns (bool) { + function pairing(G1Point[] memory p1, G2Point[] memory p2) internal returns (bool) { require(p1.length == p2.length); uint elements = p1.length; uint inputSize = p1.length * 6; @@ -11668,7 +12993,7 @@ BOOST_AUTO_TEST_CASE(snark) require(success); return out[0] != 0; } - function pairingProd2(G1Point a1, G2Point a2, G1Point b1, G2Point b2) internal returns (bool) { + function pairingProd2(G1Point memory a1, G2Point memory a2, G1Point memory b1, G2Point memory b2) internal returns (bool) { G1Point[] memory p1 = new G1Point[](2); G2Point[] memory p2 = new G2Point[](2); p1[0] = a1; @@ -11678,9 +13003,9 @@ BOOST_AUTO_TEST_CASE(snark) return pairing(p1, p2); } function pairingProd3( - G1Point a1, G2Point a2, - G1Point b1, G2Point b2, - G1Point c1, G2Point c2 + G1Point memory a1, G2Point memory a2, + G1Point memory b1, G2Point memory b2, + G1Point memory c1, G2Point memory c2 ) internal returns (bool) { G1Point[] memory p1 = new G1Point[](3); G2Point[] memory p2 = new G2Point[](3); @@ -11693,10 +13018,10 @@ BOOST_AUTO_TEST_CASE(snark) return pairing(p1, p2); } function pairingProd4( - G1Point a1, G2Point a2, - G1Point b1, G2Point b2, - G1Point c1, G2Point c2, - G1Point d1, G2Point d2 + G1Point memory a1, G2Point memory a2, + G1Point memory b1, G2Point memory b2, + G1Point memory c1, G2Point memory c2, + G1Point memory d1, G2Point memory d2 ) internal returns (bool) { G1Point[] memory p1 = new G1Point[](4); G2Point[] memory p2 = new G2Point[](4); @@ -11785,7 +13110,7 @@ BOOST_AUTO_TEST_CASE(snark) return false; return true; } - function verifyingKey() internal returns (VerifyingKey vk) { + function verifyingKey() internal returns (VerifyingKey memory vk) { vk.A = Pairing.G2Point([0x209dd15ebff5d46c4bd888e51a93cf99a7329636c63514396b4a452003a35bf7, 0x04bf11ca01483bfa8b34b43561848d28905960114c8ac04049af4b6315a41678], [0x2bb8324af6cfc93537a2ad1a445cfd0ca2a71acd7ac41fadbf933c2a51be344d, 0x120a2a4cf30c1bf9845f20c6fe39e07ea2cce61f0c9bb048165fe5e4de877550]); vk.B = Pairing.G1Point(0x2eca0c7238bf16e83e7a1e6c5d49540685ff51380f309842a98561558019fc02, 0x03d3260361bb8451de5ff5ecd17f010ff22f5c31cdf184e9020b06fa5997db84); vk.C = Pairing.G2Point([0x2e89718ad33c8bed92e210e81d1853435399a271913a6520736a4729cf0d51eb, 0x01a9e2ffa2e92599b68e44de5bcf354fa2642bd4f26b259daa6f7ce3ed57aeb3], [0x14a9a87b789a58af499b314e13c3d65bede56c07ea2d418d6874857b70763713, 0x178fb49a2d6cd347dc58973ff49613a20757d0fcc22079f9abd10c3baee24590]); @@ -11805,7 +13130,7 @@ BOOST_AUTO_TEST_CASE(snark) vk.IC[8] = Pairing.G1Point(0x0a6de0e2240aa253f46ce0da883b61976e3588146e01c9d8976548c145fe6e4a, 0x04fbaa3a4aed4bb77f30ebb07a3ec1c7d77a7f2edd75636babfeff97b1ea686e); vk.IC[9] = Pairing.G1Point(0x111e2e2a5f8828f80ddad08f9f74db56dac1cc16c1cb278036f79a84cf7a116f, 0x1d7d62e192b219b9808faa906c5ced871788f6339e8d91b83ac1343e20a16b30); } - function verify(uint[] input, Proof proof) internal returns (uint) { + function verify(uint[] memory input, Proof memory proof) internal returns (uint) { VerifyingKey memory vk = verifyingKey(); require(input.length + 1 == vk.IC.length); // Compute the linear combination vk_x @@ -11875,17 +13200,17 @@ BOOST_AUTO_TEST_CASE(abi_encode) { char const* sourceCode = R"( contract C { - function f0() public returns (bytes) { + function f0() public returns (bytes memory) { return abi.encode(); } - function f1() public returns (bytes) { + function f1() public returns (bytes memory) { return abi.encode(1, 2); } - function f2() public returns (bytes) { + function f2() public returns (bytes memory) { string memory x = "abc"; return abi.encode(1, x, 2); } - function f3() public returns (bytes r) { + function f3() public returns (bytes memory r) { // test that memory is properly allocated string memory x = "abc"; r = abi.encode(1, x, 2); @@ -11894,7 +13219,7 @@ BOOST_AUTO_TEST_CASE(abi_encode) y[0] = "e"; require(y[0] == "e"); } - function f4() public returns (bytes) { + function f4() public returns (bytes memory) { bytes4 x = "abcd"; return abi.encode(bytes2(x)); } @@ -11914,17 +13239,17 @@ BOOST_AUTO_TEST_CASE(abi_encode_v2) pragma experimental ABIEncoderV2; contract C { struct S { uint a; uint[] b; } - function f0() public pure returns (bytes) { + function f0() public pure returns (bytes memory) { return abi.encode(); } - function f1() public pure returns (bytes) { + function f1() public pure returns (bytes memory) { return abi.encode(1, 2); } - function f2() public pure returns (bytes) { + function f2() public pure returns (bytes memory) { string memory x = "abc"; return abi.encode(1, x, 2); } - function f3() public pure returns (bytes r) { + function f3() public pure returns (bytes memory r) { // test that memory is properly allocated string memory x = "abc"; r = abi.encode(1, x, 2); @@ -11934,7 +13259,7 @@ BOOST_AUTO_TEST_CASE(abi_encode_v2) require(y[0] == "e"); } S s; - function f4() public returns (bytes r) { + function f4() public returns (bytes memory r) { string memory x = "abc"; s.a = 7; s.b.push(2); @@ -11960,17 +13285,17 @@ BOOST_AUTO_TEST_CASE(abi_encodePacked) { char const* sourceCode = R"( contract C { - function f0() public pure returns (bytes) { + function f0() public pure returns (bytes memory) { return abi.encodePacked(); } - function f1() public pure returns (bytes) { + function f1() public pure returns (bytes memory) { return abi.encodePacked(uint8(1), uint8(2)); } - function f2() public pure returns (bytes) { + function f2() public pure returns (bytes memory) { string memory x = "abc"; return abi.encodePacked(uint8(1), x, uint8(2)); } - function f3() public pure returns (bytes r) { + function f3() public pure returns (bytes memory r) { // test that memory is properly allocated string memory x = "abc"; r = abi.encodePacked(uint8(1), x, uint8(2)); @@ -11992,17 +13317,17 @@ BOOST_AUTO_TEST_CASE(abi_encode_with_selector) { char const* sourceCode = R"( contract C { - function f0() public pure returns (bytes) { + function f0() public pure returns (bytes memory) { return abi.encodeWithSelector(0x12345678); } - function f1() public pure returns (bytes) { + function f1() public pure returns (bytes memory) { return abi.encodeWithSelector(0x12345678, "abc"); } - function f2() public pure returns (bytes) { + function f2() public pure returns (bytes memory) { bytes4 x = 0x12345678; return abi.encodeWithSelector(x, "abc"); } - function f3() public pure returns (bytes) { + function f3() public pure returns (bytes memory) { bytes4 x = 0x12345678; return abi.encodeWithSelector(x, uint(-1)); } @@ -12024,22 +13349,22 @@ BOOST_AUTO_TEST_CASE(abi_encode_with_selectorv2) char const* sourceCode = R"( pragma experimental ABIEncoderV2; contract C { - function f0() public pure returns (bytes) { + function f0() public pure returns (bytes memory) { return abi.encodeWithSelector(0x12345678); } - function f1() public pure returns (bytes) { + function f1() public pure returns (bytes memory) { return abi.encodeWithSelector(0x12345678, "abc"); } - function f2() public pure returns (bytes) { + function f2() public pure returns (bytes memory) { bytes4 x = 0x12345678; return abi.encodeWithSelector(x, "abc"); } - function f3() public pure returns (bytes) { + function f3() public pure returns (bytes memory) { bytes4 x = 0x12345678; return abi.encodeWithSelector(x, uint(-1)); } struct S { uint a; string b; uint16 c; } - function f4() public pure returns (bytes) { + function f4() public pure returns (bytes memory) { bytes4 x = 0x12345678; S memory s; s.a = 0x1234567; @@ -12070,19 +13395,19 @@ BOOST_AUTO_TEST_CASE(abi_encode_with_signature) { char const* sourceCode = R"T( contract C { - function f0() public pure returns (bytes) { + function f0() public pure returns (bytes memory) { return abi.encodeWithSignature("f(uint256)"); } - function f1() public pure returns (bytes) { + function f1() public pure returns (bytes memory) { string memory x = "f(uint256)"; return abi.encodeWithSignature(x, "abc"); } string xstor; - function f1s() public returns (bytes) { + function f1s() public returns (bytes memory) { xstor = "f(uint256)"; return abi.encodeWithSignature(xstor, "abc"); } - function f2() public pure returns (bytes r, uint[] ar) { + function f2() public pure returns (bytes memory r, uint[] memory ar) { string memory x = "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua."; uint[] memory y = new uint[](4); y[0] = uint(-1); @@ -12114,19 +13439,19 @@ BOOST_AUTO_TEST_CASE(abi_encode_with_signaturev2) char const* sourceCode = R"T( pragma experimental ABIEncoderV2; contract C { - function f0() public pure returns (bytes) { + function f0() public pure returns (bytes memory) { return abi.encodeWithSignature("f(uint256)"); } - function f1() public pure returns (bytes) { + function f1() public pure returns (bytes memory) { string memory x = "f(uint256)"; return abi.encodeWithSignature(x, "abc"); } string xstor; - function f1s() public returns (bytes) { + function f1s() public returns (bytes memory) { xstor = "f(uint256)"; return abi.encodeWithSignature(xstor, "abc"); } - function f2() public pure returns (bytes r, uint[] ar) { + function f2() public pure returns (bytes memory r, uint[] memory ar) { string memory x = "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua."; uint[] memory y = new uint[](4); y[0] = uint(-1); @@ -12139,7 +13464,7 @@ BOOST_AUTO_TEST_CASE(abi_encode_with_signaturev2) ar = new uint[](2); } struct S { uint a; string b; uint16 c; } - function f4() public pure returns (bytes) { + function f4() public pure returns (bytes memory) { bytes4 x = 0x12345678; S memory s; s.a = 0x1234567; @@ -12168,12 +13493,86 @@ BOOST_AUTO_TEST_CASE(abi_encode_with_signaturev2) ABI_CHECK(callContractFunction("f4()"), expectation); } +BOOST_AUTO_TEST_CASE(abi_encode_empty_string) +{ + char const* sourceCode = R"( + // Tests that this will not end up using a "bytes0" type + // (which would assert) + contract C { + function f() public pure returns (bytes memory, bytes memory) { + return (abi.encode(""), abi.encodePacked("")); + } + } + )"; + compileAndRun(sourceCode, 0, "C"); + ABI_CHECK(callContractFunction("f()"), encodeArgs( + 0x40, 0xc0, + 0x60, 0x20, 0x00, 0x00, + 0x00 + )); +} + +BOOST_AUTO_TEST_CASE(abi_encode_empty_string_v2) +{ + char const* sourceCode = R"( + // Tests that this will not end up using a "bytes0" type + // (which would assert) + pragma experimental ABIEncoderV2; + contract C { + function f() public pure returns (bytes memory, bytes memory) { + return (abi.encode(""), abi.encodePacked("")); + } + } + )"; + compileAndRun(sourceCode, 0, "C"); + ABI_CHECK(callContractFunction("f()"), encodeArgs( + 0x40, 0xa0, + 0x40, 0x20, 0x00, + 0x00 + )); +} + +BOOST_AUTO_TEST_CASE(abi_encode_rational) +{ + char const* sourceCode = R"( + // Tests that rational numbers (even negative ones) are encoded properly. + contract C { + function f() public pure returns (bytes memory) { + return abi.encode(1, -2); + } + } + )"; + compileAndRun(sourceCode, 0, "C"); + ABI_CHECK(callContractFunction("f()"), encodeArgs( + 0x20, + 0x40, u256(1), u256(-2) + )); +} + +BOOST_AUTO_TEST_CASE(abi_encode_rational_v2) +{ + char const* sourceCode = R"( + // Tests that rational numbers (even negative ones) are encoded properly. + pragma experimental ABIEncoderV2; + contract C { + function f() public pure returns (bytes memory) { + return abi.encode(1, -2); + } + } + )"; + compileAndRun(sourceCode, 0, "C"); + ABI_CHECK(callContractFunction("f()"), encodeArgs( + 0x20, + 0x40, u256(1), u256(-2) + )); +} + BOOST_AUTO_TEST_CASE(abi_encode_call) { char const* sourceCode = R"T( contract C { bool x; - function c(uint a, uint[] b) public { + function c(uint a, uint[] memory b) public { require(a == 5); require(b.length == 2); require(b[0] == 6); @@ -12185,7 +13584,8 @@ BOOST_AUTO_TEST_CASE(abi_encode_call) uint[] memory b = new uint[](2); b[0] = 6; b[1] = 7; - require(this.call(abi.encodeWithSignature("c(uint256,uint256[])", a, b))); + (bool success,) = address(this).call(abi.encodeWithSignature("c(uint256,uint256[])", a, b)); + require(success); return x; } } @@ -12197,7 +13597,6 @@ BOOST_AUTO_TEST_CASE(abi_encode_call) BOOST_AUTO_TEST_CASE(staticcall_for_view_and_pure) { char const* sourceCode = R"( - pragma experimental "v0.5.0"; contract C { uint x; function f() public returns (uint) { @@ -12216,10 +13615,10 @@ BOOST_AUTO_TEST_CASE(staticcall_for_view_and_pure) return (new C()).f(); } function fview() public returns (uint) { - return (CView(new C())).f(); + return (CView(address(new C()))).f(); } function fpure() public returns (uint) { - return (CPure(new C())).f(); + return (CPure(address(new C()))).f(); } } )"; @@ -12239,50 +13638,6 @@ BOOST_AUTO_TEST_CASE(staticcall_for_view_and_pure) } } -BOOST_AUTO_TEST_CASE(swap_peephole_optimisation) -{ - char const* sourceCode = R"( - contract C { - function lt(uint a, uint b) public returns (bool c) { - assembly { - a - b - swap1 - lt - =: c - } - } - function add(uint a, uint b) public returns (uint c) { - assembly { - a - b - swap1 - add - =: c - } - } - function div(uint a, uint b) public returns (uint c) { - assembly { - a - b - swap1 - div - =: c - } - } - } - )"; - compileAndRun(sourceCode); - BOOST_CHECK(callContractFunction("lt(uint256,uint256)", u256(1), u256(2)) == encodeArgs(u256(1))); - BOOST_CHECK(callContractFunction("lt(uint256,uint256)", u256(2), u256(1)) == encodeArgs(u256(0))); - BOOST_CHECK(callContractFunction("add(uint256,uint256)", u256(1), u256(2)) == encodeArgs(u256(3))); - BOOST_CHECK(callContractFunction("add(uint256,uint256)", u256(100), u256(200)) == encodeArgs(u256(300))); - BOOST_CHECK(callContractFunction("div(uint256,uint256)", u256(2), u256(1)) == encodeArgs(u256(2))); - BOOST_CHECK(callContractFunction("div(uint256,uint256)", u256(200), u256(10)) == encodeArgs(u256(20))); - BOOST_CHECK(callContractFunction("div(uint256,uint256)", u256(1), u256(0)) == encodeArgs(u256(0))); - BOOST_CHECK(callContractFunction("div(uint256,uint256)", u256(0), u256(1)) == encodeArgs(u256(0))); -} - BOOST_AUTO_TEST_CASE(bitwise_shifting_constantinople) { if (!dev::test::Options::get().evmVersion().hasBitwiseShifting()) @@ -12291,26 +13646,17 @@ BOOST_AUTO_TEST_CASE(bitwise_shifting_constantinople) contract C { function shl(uint a, uint b) public returns (uint c) { assembly { - a - b - shl - =: c + c := shl(b, a) } } function shr(uint a, uint b) public returns (uint c) { assembly { - a - b - shr - =: c + c := shr(b, a) } } function sar(uint a, uint b) public returns (uint c) { assembly { - a - b - sar - =: c + c := sar(b, a) } } } @@ -12338,10 +13684,7 @@ BOOST_AUTO_TEST_CASE(bitwise_shifting_constants_constantinople) function shl_1() public returns (bool) { uint c; assembly { - 1 - 2 - shl - =: c + c := shl(2, 1) } assert(c == 4); return true; @@ -12349,10 +13692,7 @@ BOOST_AUTO_TEST_CASE(bitwise_shifting_constants_constantinople) function shl_2() public returns (bool) { uint c; assembly { - 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff - 1 - shl - =: c + c := shl(1, 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff) } assert(c == 0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe); return true; @@ -12360,10 +13700,7 @@ BOOST_AUTO_TEST_CASE(bitwise_shifting_constants_constantinople) function shl_3() public returns (bool) { uint c; assembly { - 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff - 256 - shl - =: c + c := shl(256, 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff) } assert(c == 0); return true; @@ -12371,10 +13708,7 @@ BOOST_AUTO_TEST_CASE(bitwise_shifting_constants_constantinople) function shr_1() public returns (bool) { uint c; assembly { - 3 - 1 - shr - =: c + c := shr(1, 3) } assert(c == 1); return true; @@ -12382,10 +13716,7 @@ BOOST_AUTO_TEST_CASE(bitwise_shifting_constants_constantinople) function shr_2() public returns (bool) { uint c; assembly { - 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff - 1 - shr - =: c + c := shr(1, 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff) } assert(c == 0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff); return true; @@ -12393,10 +13724,7 @@ BOOST_AUTO_TEST_CASE(bitwise_shifting_constants_constantinople) function shr_3() public returns (bool) { uint c; assembly { - 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff - 256 - shr - =: c + c := shr(256, 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff) } assert(c == 0); return true; @@ -12422,7 +13750,7 @@ BOOST_AUTO_TEST_CASE(senders_balance) } contract D { C c = new C(); - constructor() payable { } + constructor() public payable { } function f() public view returns (uint) { return c.f(); } @@ -12432,6 +13760,256 @@ BOOST_AUTO_TEST_CASE(senders_balance) BOOST_CHECK(callContractFunction("f()") == encodeArgs(u256(27))); } +BOOST_AUTO_TEST_CASE(abi_decode_trivial) +{ + char const* sourceCode = R"( + contract C { + function f(bytes memory data) public pure returns (uint) { + return abi.decode(data, (uint)); + } + } + )"; + compileAndRun(sourceCode); + ABI_CHECK(callContractFunction("f(bytes)", 0x20, 0x20, 33), encodeArgs(u256(33))); +} + +BOOST_AUTO_TEST_CASE(abi_encode_decode_simple) +{ + char const* sourceCode = R"XX( + contract C { + function f() public pure returns (uint, bytes memory) { + bytes memory arg = "abcdefg"; + return abi.decode(abi.encode(uint(33), arg), (uint, bytes)); + } + } + )XX"; + compileAndRun(sourceCode); + ABI_CHECK( + callContractFunction("f()"), + encodeArgs(33, 0x40, 7, "abcdefg") + ); +} + +BOOST_AUTO_TEST_CASE(abi_decode_simple) +{ + char const* sourceCode = R"( + contract C { + function f(bytes memory data) public pure returns (uint, bytes memory) { + return abi.decode(data, (uint, bytes)); + } + } + )"; + compileAndRun(sourceCode); + ABI_CHECK( + callContractFunction("f(bytes)", 0x20, 0x20 * 4, 33, 0x40, 7, "abcdefg"), + encodeArgs(33, 0x40, 7, "abcdefg") + ); +} + +BOOST_AUTO_TEST_CASE(abi_decode_v2) +{ + char const* sourceCode = R"( + pragma experimental ABIEncoderV2; + contract C { + struct S { uint a; uint[] b; } + function f() public pure returns (S memory) { + S memory s; + s.a = 8; + s.b = new uint[](3); + s.b[0] = 9; + s.b[1] = 10; + s.b[2] = 11; + return abi.decode(abi.encode(s), (S)); + } + } + )"; + compileAndRun(sourceCode); + ABI_CHECK( + callContractFunction("f()"), + encodeArgs(0x20, 8, 0x40, 3, 9, 10, 11) + ); +} + +BOOST_AUTO_TEST_CASE(abi_decode_simple_storage) +{ + char const* sourceCode = R"( + contract C { + bytes data; + function f(bytes memory _data) public returns (uint, bytes memory) { + data = _data; + return abi.decode(data, (uint, bytes)); + } + } + )"; + compileAndRun(sourceCode); + ABI_CHECK( + callContractFunction("f(bytes)", 0x20, 0x20 * 4, 33, 0x40, 7, "abcdefg"), + encodeArgs(33, 0x40, 7, "abcdefg") + ); +} + +BOOST_AUTO_TEST_CASE(abi_decode_v2_storage) +{ + char const* sourceCode = R"( + pragma experimental ABIEncoderV2; + contract C { + bytes data; + struct S { uint a; uint[] b; } + function f() public returns (S memory) { + S memory s; + s.a = 8; + s.b = new uint[](3); + s.b[0] = 9; + s.b[1] = 10; + s.b[2] = 11; + data = abi.encode(s); + return abi.decode(data, (S)); + } + } + )"; + compileAndRun(sourceCode); + ABI_CHECK( + callContractFunction("f()"), + encodeArgs(0x20, 8, 0x40, 3, 9, 10, 11) + ); +} + +BOOST_AUTO_TEST_CASE(abi_decode_calldata) +{ + char const* sourceCode = R"( + contract C { + function f(bytes calldata data) external pure returns (uint, bytes memory r) { + return abi.decode(data, (uint, bytes)); + } + } + )"; + compileAndRun(sourceCode); + ABI_CHECK( + callContractFunction("f(bytes)", 0x20, 0x20 * 4, 33, 0x40, 7, "abcdefg"), + encodeArgs(33, 0x40, 7, "abcdefg") + ); +} + +BOOST_AUTO_TEST_CASE(abi_decode_v2_calldata) +{ + char const* sourceCode = R"( + pragma experimental ABIEncoderV2; + contract C { + struct S { uint a; uint[] b; } + function f(bytes calldata data) external pure returns (S memory) { + return abi.decode(data, (S)); + } + } + )"; + compileAndRun(sourceCode); + ABI_CHECK( + callContractFunction("f(bytes)", 0x20, 0x20 * 7, 0x20, 33, 0x40, 3, 10, 11, 12), + encodeArgs(0x20, 33, 0x40, 3, 10, 11, 12) + ); +} + +BOOST_AUTO_TEST_CASE(abi_decode_static_array) +{ + char const* sourceCode = R"( + contract C { + function f(bytes calldata data) external pure returns (uint[2][3] memory) { + return abi.decode(data, (uint[2][3])); + } + } + )"; + compileAndRun(sourceCode); + ABI_CHECK( + callContractFunction("f(bytes)", 0x20, 6 * 0x20, 1, 2, 3, 4, 5, 6), + encodeArgs(1, 2, 3, 4, 5, 6) + ); +} + +BOOST_AUTO_TEST_CASE(abi_decode_static_array_v2) +{ + char const* sourceCode = R"( + pragma experimental ABIEncoderV2; + contract C { + function f(bytes calldata data) external pure returns (uint[2][3] memory) { + return abi.decode(data, (uint[2][3])); + } + } + )"; + compileAndRun(sourceCode); + ABI_CHECK( + callContractFunction("f(bytes)", 0x20, 6 * 0x20, 1, 2, 3, 4, 5, 6), + encodeArgs(1, 2, 3, 4, 5, 6) + ); +} + +BOOST_AUTO_TEST_CASE(abi_decode_dynamic_array) +{ + char const* sourceCode = R"( + contract C { + function f(bytes calldata data) external pure returns (uint[] memory) { + return abi.decode(data, (uint[])); + } + } + )"; + compileAndRun(sourceCode); + ABI_CHECK( + callContractFunction("f(bytes)", 0x20, 6 * 0x20, 0x20, 4, 3, 4, 5, 6), + encodeArgs(0x20, 4, 3, 4, 5, 6) + ); +} + +BOOST_AUTO_TEST_CASE(write_storage_external) +{ + char const* sourceCode = R"( + contract C { + uint public x; + function f(uint y) public payable { + x = y; + } + function g(uint y) external { + x = y; + } + function h() public { + this.g(12); + } + } + contract D { + C c = new C(); + function f() public payable returns (uint) { + c.g(3); + return c.x(); + } + function g() public returns (uint) { + c.g(8); + return c.x(); + } + function h() public returns (uint) { + c.h(); + return c.x(); + } + } + )"; + compileAndRun(sourceCode, 0, "D"); + ABI_CHECK(callContractFunction("f()"), encodeArgs(3)); + ABI_CHECK(callContractFunction("g()"), encodeArgs(8)); + ABI_CHECK(callContractFunction("h()"), encodeArgs(12)); +} + +BOOST_AUTO_TEST_CASE(test_underscore_in_hex) +{ + char const* sourceCode = R"( + contract test { + function f(bool cond) public pure returns (uint) { + uint32 x = 0x1234_ab; + uint y = 0x1234_abcd_1234; + return cond ? x : y; + } + } + )"; + compileAndRun(sourceCode); + ABI_CHECK(callContractFunction("f(bool)", true), encodeArgs(u256(0x1234ab))); + ABI_CHECK(callContractFunction("f(bool)", false), encodeArgs(u256(0x1234abcd1234))); +} + BOOST_AUTO_TEST_SUITE_END() } |