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Check overrides and provide inherited public interface.

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This commit is contained in:
Christian 2015-01-16 17:50:10 +01:00
parent fb41b96bb8
commit 580d712a67
1 changed files with 49 additions and 0 deletions
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49
SolidityNameAndTypeResolution.cpp
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@ -402,6 +402,55 @@ BOOST_AUTO_TEST_CASE(cyclic_inheritance)
BOOST_CHECK_THROW(parseTextAndResolveNames(text), TypeError);
}
BOOST_AUTO_TEST_CASE(illegal_override_direct)
{
char const* text = R"(
contract B { function f() {} }
contract C is B { function f(uint i) {} }
)";
BOOST_CHECK_THROW(parseTextAndResolveNames(text), TypeError);
}
BOOST_AUTO_TEST_CASE(illegal_override_indirect)
{
char const* text = R"(
contract A { function f(uint a) {} }
contract B { function f() {} }
contract C is A, B { }
)";
BOOST_CHECK_THROW(parseTextAndResolveNames(text), TypeError);
}
BOOST_AUTO_TEST_CASE(complex_inheritance)
{
char const* text = R"(
contract A { function f() { uint8 x = C(0).g(); } }
contract B { function f() {} function g() returns (uint8 r) {} }
contract C is A, B { }
)";
BOOST_CHECK_NO_THROW(parseTextAndResolveNames(text));
}
BOOST_AUTO_TEST_CASE(constructor_visibility)
{
// The constructor of a base class should not be visible in the derived class
char const* text = R"(
contract A { function A() { } }
contract B is A { function f() { A x = A(0); } }
)";
BOOST_CHECK_NO_THROW(parseTextAndResolveNames(text));
}
BOOST_AUTO_TEST_CASE(overriding_constructor)
{
// It is fine to "override" constructor of a base class since it is invisible
char const* text = R"(
contract A { function A() { } }
contract B is A { function A() returns (uint8 r) {} }
)";
BOOST_CHECK_NO_THROW(parseTextAndResolveNames(text));
}
BOOST_AUTO_TEST_SUITE_END()
}