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| author | chriseth <c@ethdev.com> | 2016-09-16 18:56:43 +0800 |
|---|---|---|
| committer | chriseth <c@ethdev.com> | 2016-09-17 17:29:54 +0800 |
| commit | dd2f878e594807cb86bdb49bc979c63e2b8d7e81 (patch) | |
| tree | 5379c5e9b46908bdc779c5b8136a7f320d36e789 /test | |
| parent | 0bc8476aeaac94f44d85d72865c142ac4151967f (diff) | |
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Test case.
Diffstat (limited to 'test')
| -rw-r--r-- | test/libsolidity/SolidityEndToEndTest.cpp | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/test/libsolidity/SolidityEndToEndTest.cpp b/test/libsolidity/SolidityEndToEndTest.cpp index 7ee5700c..c8bc7ff9 100644 --- a/test/libsolidity/SolidityEndToEndTest.cpp +++ b/test/libsolidity/SolidityEndToEndTest.cpp @@ -7186,6 +7186,33 @@ BOOST_AUTO_TEST_CASE(no_nonpayable_circumvention_by_modifier) BOOST_CHECK_EQUAL(balanceAt(m_contractAddress), 0); } +BOOST_AUTO_TEST_CASE(mem_resize_is_not_paid_at_call) +{ + // This tests that memory resize for return values is not paid during the call, which would + // make the gas calculation overly complex. We access the end of the output area before + // the call is made. + // Tests that this also survivecs the optimizer. + char const* sourceCode = R"( + contract C { + function f() returns (uint[200]) {} + } + contract D { + function f(C c) returns (uint) { c.f(); return 7; } + } + )"; + + compileAndRun(sourceCode, 0, "C"); + u160 cAddr = m_contractAddress; + compileAndRun(sourceCode, 0, "D"); + BOOST_CHECK(callContractFunction("f(address)", cAddr) == encodeArgs(u256(7))); + + m_optimize = true; + + compileAndRun(sourceCode, 0, "C"); + u160 cAddrOpt = m_contractAddress; + compileAndRun(sourceCode, 0, "D"); + BOOST_CHECK(callContractFunction("f(address)", cAddrOpt) == encodeArgs(u256(7))); +} BOOST_AUTO_TEST_SUITE_END() |