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chriseth 2017-09-29 16:53:38 +02:00 committed by Alex Beregszaszi
parent 22c689d516
commit 90fb14f525
1 changed files with 31 additions and 0 deletions
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31
test/libsolidity/SMTChecker.cpp
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@ -344,6 +344,37 @@ BOOST_AUTO_TEST_CASE(while_loop_simple)
CHECK_WARNING(text, "Assertion violation happens here");
}
BOOST_AUTO_TEST_CASE(constant_condition)
{
string text = R"(
contract C {
function f(uint x) public pure {
if (x >= 0) { revert(); }
}
}
)";
CHECK_WARNING(text, "Condition is always true");
text = R"(
contract C {
function f(uint x) public pure {
if (x >= 10) { if (x < 10) { revert(); } }
}
}
)";
CHECK_WARNING(text, "Condition is always false");
// TODO
// // a plain literal constant is fine
// text = R"(
// contract C {
// function f(uint x) public pure {
// if (true) { revert(); }
// }
// }
// )";
// CHECK_SUCCESS_NO_WARNINGS(text);
// TODO test unreacheable code
}
BOOST_AUTO_TEST_SUITE_END()