Actually better to return zero on error.

This commit is contained in:
chriseth
2016-08-16 14:53:01 +02:00
parent 034d436933
commit d731225d02
4 changed files with 5 additions and 9 deletions
+3 -5
View File
@@ -6855,11 +6855,9 @@ BOOST_AUTO_TEST_CASE(create_dynamic_array_with_zero_length)
BOOST_AUTO_TEST_CASE(failing_ecrecover_invalid_input)
{
// ecrecover should throw for malformed input
// ecrecover should return zero for malformed input
// (v should be 27 or 28, not 1)
// This is quite hard to test because the precompiled does NOT throw, instead it just
// does not write to its output area, we have to check that and currently do it
// by checking whether ecrecover "returns" zero.
// Note that the precompile does not return zero but returns nothing.
char const* sourceCode = R"(
contract C {
function f() returns (address) {
@@ -6868,7 +6866,7 @@ BOOST_AUTO_TEST_CASE(failing_ecrecover_invalid_input)
}
)";
compileAndRun(sourceCode, 0, "C");
BOOST_CHECK(callContractFunction("f()") == encodeArgs());
BOOST_CHECK(callContractFunction("f()") == encodeArgs(u256(0)));
}
BOOST_AUTO_TEST_SUITE_END()