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| author | chriseth <chris@ethereum.org> | 2017-06-09 21:51:33 +0800 |
|---|---|---|
| committer | Alex Beregszaszi <alex@rtfs.hu> | 2017-06-16 17:56:21 +0800 |
| commit | 2f0826ffd77ea6a45bbf11f39a6b8b93114bd5d4 (patch) | |
| tree | 8adbb54eb1757b832e636969b6951ca05560dc1e /test | |
| parent | 71d39755fe6868753c35e9ec3cd9e7c7ca85fd83 (diff) | |
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Functionality tests for for.
Diffstat (limited to 'test')
| -rw-r--r-- | test/libsolidity/SolidityEndToEndTest.cpp | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/test/libsolidity/SolidityEndToEndTest.cpp b/test/libsolidity/SolidityEndToEndTest.cpp index 52ce65f1..ba507e0c 100644 --- a/test/libsolidity/SolidityEndToEndTest.cpp +++ b/test/libsolidity/SolidityEndToEndTest.cpp @@ -7685,6 +7685,55 @@ BOOST_AUTO_TEST_CASE(inline_assembly_recursion) BOOST_CHECK(callContractFunction("f(uint256)", u256(4)) == encodeArgs(u256(24))); } +BOOST_AUTO_TEST_CASE(inline_assembly_for) +{ + char const* sourceCode = R"( + contract C { + function f(uint a) returns (uint b) { + assembly { + function fac(n) -> nf { + nf := 1 + for { let i := n } gt(i, 0) { i := sub(i, 1) } { + nf := mul(nf, i) + } + } + b := fac(a) + } + } + } + )"; + compileAndRun(sourceCode, 0, "C"); + BOOST_CHECK(callContractFunction("f(uint256)", u256(0)) == encodeArgs(u256(1))); + BOOST_CHECK(callContractFunction("f(uint256)", u256(1)) == encodeArgs(u256(1))); + BOOST_CHECK(callContractFunction("f(uint256)", u256(2)) == encodeArgs(u256(2))); + BOOST_CHECK(callContractFunction("f(uint256)", u256(3)) == encodeArgs(u256(6))); + BOOST_CHECK(callContractFunction("f(uint256)", u256(4)) == encodeArgs(u256(24))); +} + +BOOST_AUTO_TEST_CASE(inline_assembly_for2) +{ + char const* sourceCode = R"( + contract C { + uint st; + function f(uint a) returns (uint b, uint c, uint d) { + st = 0; + assembly { + function sideeffect(r) -> x { sstore(0, add(sload(0), r)) x := 1} + for { let i := a } eq(i, sideeffect(2)) { d := add(d, 3) } { + b := i + i := 0 + } + } + c = st; + } + } + )"; + compileAndRun(sourceCode, 0, "C"); + BOOST_CHECK(callContractFunction("f(uint256)", u256(0)) == encodeArgs(u256(0), u256(2), u256(0))); + BOOST_CHECK(callContractFunction("f(uint256)", u256(1)) == encodeArgs(u256(1), u256(4), u256(3))); + BOOST_CHECK(callContractFunction("f(uint256)", u256(2)) == encodeArgs(u256(0), u256(2), u256(0))); +} + 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. |