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Add tests for *_THROWS_MATCHES

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Closes #641, closes #818
This commit is contained in:
Martin Hořeňovský 2017-06-05 19:14:00 +02:00
parent c465fbd0ea
commit 8fde7abf31
1 changed files with 57 additions and 0 deletions
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57
projects/SelfTest/MatchersTests.cpp
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@ -166,3 +166,60 @@ TEST_CASE( "Vector matchers that fail", "[matchers][vector][.][failing]" ) {
CHECK_THAT( v, Equals( empty ) );
}
}
#ifdef _MSC_VER
#pragma warning(disable:4702) // Unreachable code -- MSVC 19 (VS 2015) sees right through the indirection
#endif
#include <exception>
struct SpecialException : std::exception {
SpecialException(int i):i(i) {}
int i;
};
void doesNotThrow() {}
void throws(int i) {
throw SpecialException{ i };
}
void throwsAsInt(int i) {
throw i;
}
class ExceptionMatcher : public Catch::MatcherBase<SpecialException> {
int m_expected;
public:
ExceptionMatcher(int i):m_expected(i) {}
virtual bool match(SpecialException const& se) const override {
return se.i == m_expected;
}
virtual std::string describe() const override {
std::ostringstream ss;
ss << "special exception has value of " << m_expected;
return ss.str();
}
};
TEST_CASE( "Exception matchers that succeed", "[matchers][exceptions][!throws]" ) {
CHECK_THROWS_MATCHES(throws(1), SpecialException const&, ExceptionMatcher{ 1 });
REQUIRE_THROWS_MATCHES(throws(2), SpecialException const&, ExceptionMatcher{ 2 });
}
TEST_CASE("Exception matchers that fail", "[matchers][exceptions][!throws][.failing]") {
SECTION("No exception") {
CHECK_THROWS_MATCHES(doesNotThrow(), SpecialException const&, ExceptionMatcher{ 1 });
REQUIRE_THROWS_MATCHES(doesNotThrow(), SpecialException const&, ExceptionMatcher{ 1 });
}
SECTION("Type mismatch") {
CHECK_THROWS_MATCHES(throwsAsInt(1), SpecialException const&, ExceptionMatcher{ 1 });
REQUIRE_THROWS_MATCHES(throwsAsInt(1), SpecialException const&, ExceptionMatcher{ 1 });
}
SECTION("Contents are wrong") {
CHECK_THROWS_MATCHES(throws(3), SpecialException const&, ExceptionMatcher{ 1 });
REQUIRE_THROWS_MATCHES(throws(4), SpecialException const&, ExceptionMatcher{ 1 });
}
}