diff options
Diffstat (limited to 'test/libsolidity/SolidityEndToEndTest.cpp')
| -rw-r--r-- | test/libsolidity/SolidityEndToEndTest.cpp | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/test/libsolidity/SolidityEndToEndTest.cpp b/test/libsolidity/SolidityEndToEndTest.cpp index ff128330..9e2c41af 100644 --- a/test/libsolidity/SolidityEndToEndTest.cpp +++ b/test/libsolidity/SolidityEndToEndTest.cpp @@ -8772,6 +8772,44 @@ BOOST_AUTO_TEST_CASE(shift_overflow) BOOST_CHECK(callContractFunction("leftS(int8,int8)", 1, 6) == encodeArgs(u256(64))); } +BOOST_AUTO_TEST_CASE(shift_bytes) +{ + char const* sourceCode = R"( + contract C { + function left(bytes20 x, uint8 y) returns (bytes20) { + return x << y; + } + function right(bytes20 x, uint8 y) returns (bytes20) { + return x >> y; + } + } + )"; + compileAndRun(sourceCode, 0, "C"); + BOOST_CHECK(callContractFunction("left(bytes20,uint8)", "12345678901234567890", 8 * 8) == encodeArgs("901234567890" + string(8, 0))); + BOOST_CHECK(callContractFunction("right(bytes20,uint8)", "12345678901234567890", 8 * 8) == encodeArgs(string(8, 0) + "123456789012")); +} + +BOOST_AUTO_TEST_CASE(shift_bytes_cleanup) +{ + char const* sourceCode = R"( + contract C { + function left(uint8 y) returns (bytes20) { + bytes20 x; + assembly { x := "12345678901234567890abcde" } + return x << y; + } + function right(uint8 y) returns (bytes20) { + bytes20 x; + assembly { x := "12345678901234567890abcde" } + return x >> y; + } + } + )"; + compileAndRun(sourceCode, 0, "C"); + BOOST_CHECK(callContractFunction("left(uint8)", 8 * 8) == encodeArgs("901234567890" + string(8, 0))); + BOOST_CHECK(callContractFunction("right(uint8)", 8 * 8) == encodeArgs(string(8, 0) + "123456789012")); +} + BOOST_AUTO_TEST_CASE(cleanup_in_compound_assign) { char const* sourceCode = R"( |