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Fix significant bug with storing composed matchers

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Given that in the 2 or so years that matchers are thing nobody complained,
it seems that people do not actually write this sort of code, and the
possibility will be removed in v3. However, to avoid correctness bugs,
we will have to support this weird code in v2.
This commit is contained in:
Martin Hořeňovský
2020-02-01 20:55:42 +01:00
parent 273c3f85eb
commit f20a9dbc6e
9 changed files with 94 additions and 13 deletions
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10
projects/SelfTest/UsageTests/Matchers.tests.cpp
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@@ -552,6 +552,16 @@ namespace { namespace MatchersTests {
REQUIRE_THROWS_MATCHES(throwsSpecialException(2), SpecialException, !Message("DerivedException::what"));
REQUIRE_THROWS_MATCHES(throwsSpecialException(2), SpecialException, Message("SpecialException::what"));
}
TEST_CASE("Composed matchers are distinct", "[matchers][composed]") {
auto m1 = Contains("string");
auto m2 = Contains("random");
auto composed1 = m1 || m2;
auto m3 = Contains("different");
auto composed2 = composed1 || m3;
REQUIRE_THAT(testStringForMatching2(), !composed1);
REQUIRE_THAT(testStringForMatching2(), composed2);
}
} } // namespace MatchersTests