Googletest export

Accept gmock matchers in EXPECT_EXIT and friends to allow matches other than simple regex matches on death output.

PiperOrigin-RevId: 223035409
This commit is contained in:
durandal
2018-11-27 15:17:28 -05:00
committed by Gennadiy Civil
parent 191f9336bc
commit b22d23667b
5 changed files with 335 additions and 249 deletions

View File

@@ -97,77 +97,6 @@ class StringMatchResultListener : public MatchResultListener {
GTEST_DISALLOW_COPY_AND_ASSIGN_(StringMatchResultListener);
};
// The PolymorphicMatcher class template makes it easy to implement a
// polymorphic matcher (i.e. a matcher that can match values of more
// than one type, e.g. Eq(n) and NotNull()).
//
// To define a polymorphic matcher, a user should provide an Impl
// class that has a DescribeTo() method and a DescribeNegationTo()
// method, and define a member function (or member function template)
//
// bool MatchAndExplain(const Value& value,
// MatchResultListener* listener) const;
//
// See the definition of NotNull() for a complete example.
template <class Impl>
class PolymorphicMatcher {
public:
explicit PolymorphicMatcher(const Impl& an_impl) : impl_(an_impl) {}
// Returns a mutable reference to the underlying matcher
// implementation object.
Impl& mutable_impl() { return impl_; }
// Returns an immutable reference to the underlying matcher
// implementation object.
const Impl& impl() const { return impl_; }
template <typename T>
operator Matcher<T>() const {
return Matcher<T>(new MonomorphicImpl<GTEST_REFERENCE_TO_CONST_(T)>(impl_));
}
private:
template <typename T>
class MonomorphicImpl : public MatcherInterface<T> {
public:
explicit MonomorphicImpl(const Impl& impl) : impl_(impl) {}
virtual void DescribeTo(::std::ostream* os) const {
impl_.DescribeTo(os);
}
virtual void DescribeNegationTo(::std::ostream* os) const {
impl_.DescribeNegationTo(os);
}
virtual bool MatchAndExplain(T x, MatchResultListener* listener) const {
return impl_.MatchAndExplain(x, listener);
}
private:
const Impl impl_;
GTEST_DISALLOW_ASSIGN_(MonomorphicImpl);
};
Impl impl_;
GTEST_DISALLOW_ASSIGN_(PolymorphicMatcher);
};
// Creates a polymorphic matcher from its implementation. This is
// easier to use than the PolymorphicMatcher<Impl> constructor as it
// doesn't require you to explicitly write the template argument, e.g.
//
// MakePolymorphicMatcher(foo);
// vs
// PolymorphicMatcher<TypeOfFoo>(foo);
template <class Impl>
inline PolymorphicMatcher<Impl> MakePolymorphicMatcher(const Impl& impl) {
return PolymorphicMatcher<Impl>(impl);
}
// Anything inside the 'internal' namespace IS INTERNAL IMPLEMENTATION
// and MUST NOT BE USED IN USER CODE!!!
namespace internal {
@@ -976,62 +905,6 @@ class EndsWithMatcher {
GTEST_DISALLOW_ASSIGN_(EndsWithMatcher);
};
// Implements polymorphic matchers MatchesRegex(regex) and
// ContainsRegex(regex), which can be used as a Matcher<T> as long as
// T can be converted to a string.
class MatchesRegexMatcher {
public:
MatchesRegexMatcher(const RE* regex, bool full_match)
: regex_(regex), full_match_(full_match) {}
#if GTEST_HAS_ABSL
bool MatchAndExplain(const absl::string_view& s,
MatchResultListener* listener) const {
return MatchAndExplain(string(s), listener);
}
#endif // GTEST_HAS_ABSL
// Accepts pointer types, particularly:
// const char*
// char*
// const wchar_t*
// wchar_t*
template <typename CharType>
bool MatchAndExplain(CharType* s, MatchResultListener* listener) const {
return s != nullptr && MatchAndExplain(std::string(s), listener);
}
// Matches anything that can convert to std::string.
//
// This is a template, not just a plain function with const std::string&,
// because absl::string_view has some interfering non-explicit constructors.
template <class MatcheeStringType>
bool MatchAndExplain(const MatcheeStringType& s,
MatchResultListener* /* listener */) const {
const std::string& s2(s);
return full_match_ ? RE::FullMatch(s2, *regex_) :
RE::PartialMatch(s2, *regex_);
}
void DescribeTo(::std::ostream* os) const {
*os << (full_match_ ? "matches" : "contains")
<< " regular expression ";
UniversalPrinter<std::string>::Print(regex_->pattern(), os);
}
void DescribeNegationTo(::std::ostream* os) const {
*os << "doesn't " << (full_match_ ? "match" : "contain")
<< " regular expression ";
UniversalPrinter<std::string>::Print(regex_->pattern(), os);
}
private:
const std::shared_ptr<const RE> regex_;
const bool full_match_;
GTEST_DISALLOW_ASSIGN_(MatchesRegexMatcher);
};
// Implements a matcher that compares the two fields of a 2-tuple
// using one of the ==, <=, <, etc, operators. The two fields being
// compared don't have to have the same type.
@@ -3935,28 +3808,6 @@ inline PolymorphicMatcher<internal::EndsWithMatcher<std::string> > EndsWith(
return MakePolymorphicMatcher(internal::EndsWithMatcher<std::string>(suffix));
}
// Matches a string that fully matches regular expression 'regex'.
// The matcher takes ownership of 'regex'.
inline PolymorphicMatcher<internal::MatchesRegexMatcher> MatchesRegex(
const internal::RE* regex) {
return MakePolymorphicMatcher(internal::MatchesRegexMatcher(regex, true));
}
inline PolymorphicMatcher<internal::MatchesRegexMatcher> MatchesRegex(
const std::string& regex) {
return MatchesRegex(new internal::RE(regex));
}
// Matches a string that contains regular expression 'regex'.
// The matcher takes ownership of 'regex'.
inline PolymorphicMatcher<internal::MatchesRegexMatcher> ContainsRegex(
const internal::RE* regex) {
return MakePolymorphicMatcher(internal::MatchesRegexMatcher(regex, false));
}
inline PolymorphicMatcher<internal::MatchesRegexMatcher> ContainsRegex(
const std::string& regex) {
return ContainsRegex(new internal::RE(regex));
}
#if GTEST_HAS_GLOBAL_WSTRING || GTEST_HAS_STD_WSTRING
// Wide string matchers.