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authorchriseth <chris@ethereum.org>2017-10-18 20:53:45 +0800
committerGitHub <noreply@github.com>2017-10-18 20:53:45 +0800
commit9cf6e910bd2b90d0c9415d9c257f85fe0c518de8 (patch)
tree6423baec5e26bbe174005c1a89d978cae15015d8 /test/liblll/EndToEndTest.cpp
parentbdeb9e52a2211510644fb53df93fb98258b40a65 (diff)
parentc85c41880ad1c996517b0ae14f98678b1e6c5613 (diff)
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Merge pull request #3099 from ethereum/develop
Merge develop into release for 0.4.18.
Diffstat (limited to 'test/liblll/EndToEndTest.cpp')
-rw-r--r--test/liblll/EndToEndTest.cpp86
1 files changed, 86 insertions, 0 deletions
diff --git a/test/liblll/EndToEndTest.cpp b/test/liblll/EndToEndTest.cpp
index 9292d963..1a5bb490 100644
--- a/test/liblll/EndToEndTest.cpp
+++ b/test/liblll/EndToEndTest.cpp
@@ -215,6 +215,92 @@ BOOST_AUTO_TEST_CASE(conditional_nested_then)
BOOST_CHECK(callContractFunction("test()", 0xfc) == encodeArgs(u256(6)));
}
+BOOST_AUTO_TEST_CASE(conditional_switch)
+{
+ char const* sourceCode = R"(
+ (returnlll
+ (seq
+ (def 'input (calldataload 0x04))
+ ;; Calculates width in bytes of utf-8 characters.
+ (return
+ (switch
+ (< input 0x80) 1
+ (< input 0xE0) 2
+ (< input 0xF0) 3
+ (< input 0xF8) 4
+ (< input 0xFC) 5
+ 6))))
+ )";
+ compileAndRun(sourceCode);
+ BOOST_CHECK(callContractFunction("test()", 0x00) == encodeArgs(u256(1)));
+ BOOST_CHECK(callContractFunction("test()", 0x80) == encodeArgs(u256(2)));
+ BOOST_CHECK(callContractFunction("test()", 0xe0) == encodeArgs(u256(3)));
+ BOOST_CHECK(callContractFunction("test()", 0xf0) == encodeArgs(u256(4)));
+ BOOST_CHECK(callContractFunction("test()", 0xf8) == encodeArgs(u256(5)));
+ BOOST_CHECK(callContractFunction("test()", 0xfc) == encodeArgs(u256(6)));
+}
+
+BOOST_AUTO_TEST_CASE(conditional_switch_one_arg_with_deposit)
+{
+ char const* sourceCode = R"(
+ (returnlll
+ (return
+ (switch 42)))
+ )";
+ compileAndRun(sourceCode);
+ BOOST_CHECK(callFallback() == encodeArgs(u256(42)));
+}
+
+BOOST_AUTO_TEST_CASE(conditional_switch_one_arg_no_deposit)
+{
+ char const* sourceCode = R"(
+ (returnlll
+ (seq
+ (switch [0]:42)
+ (return 0x00 0x20)))
+ )";
+ compileAndRun(sourceCode);
+ BOOST_CHECK(callFallback() == encodeArgs(u256(42)));
+}
+
+BOOST_AUTO_TEST_CASE(conditional_switch_two_args)
+{
+ char const* sourceCode = R"(
+ (returnlll
+ (seq
+ (switch (= (calldataload 0x04) 1) [0]:42)
+ (return 0x00 0x20)))
+ )";
+ compileAndRun(sourceCode);
+ BOOST_CHECK(callContractFunction("test()", 0) == encodeArgs(u256(0)));
+ BOOST_CHECK(callContractFunction("test()", 1) == encodeArgs(u256(42)));
+}
+
+BOOST_AUTO_TEST_CASE(conditional_switch_three_args_with_deposit)
+{
+ char const* sourceCode = R"(
+ (returnlll
+ (return
+ (switch (= (calldataload 0x04) 1) 41 42)))
+ )";
+ compileAndRun(sourceCode);
+ BOOST_CHECK(callContractFunction("test()", 0) == encodeArgs(u256(42)));
+ BOOST_CHECK(callContractFunction("test()", 1) == encodeArgs(u256(41)));
+}
+
+BOOST_AUTO_TEST_CASE(conditional_switch_three_args_no_deposit)
+{
+ char const* sourceCode = R"(
+ (returnlll
+ (switch
+ (= (calldataload 0x04) 1) (return 41)
+ (return 42)))
+ )";
+ compileAndRun(sourceCode);
+ BOOST_CHECK(callContractFunction("test()", 0) == encodeArgs(u256(42)));
+ BOOST_CHECK(callContractFunction("test()", 1) == encodeArgs(u256(41)));
+}
+
BOOST_AUTO_TEST_CASE(exp_operator_const)
{
char const* sourceCode = R"(