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-rw-r--r--googlemock/include/gmock/gmock-matchers.h71
1 files changed, 69 insertions, 2 deletions
diff --git a/googlemock/include/gmock/gmock-matchers.h b/googlemock/include/gmock/gmock-matchers.h
index d12d7bf7..ae064b5d 100644
--- a/googlemock/include/gmock/gmock-matchers.h
+++ b/googlemock/include/gmock/gmock-matchers.h
@@ -1841,8 +1841,9 @@ class PointeeMatcher {
template <typename Pointer>
class Impl : public MatcherInterface<Pointer> {
public:
- typedef typename PointeeOf<GTEST_REMOVE_REFERENCE_AND_CONST_(Pointer)>::type
- Pointee;
+ using Pointee =
+ typename std::pointer_traits<GTEST_REMOVE_REFERENCE_AND_CONST_(
+ Pointer)>::element_type;
explicit Impl(const InnerMatcher& matcher)
: matcher_(MatcherCast<const Pointee&>(matcher)) {}
@@ -1872,6 +1873,64 @@ class PointeeMatcher {
const InnerMatcher matcher_;
};
+// Implements the Pointer(m) matcher
+// Implements the Pointer(m) matcher for matching a pointer that matches matcher
+// m. The pointer can be either raw or smart, and will match `m` against the
+// raw pointer.
+template <typename InnerMatcher>
+class PointerMatcher {
+ public:
+ explicit PointerMatcher(const InnerMatcher& matcher) : matcher_(matcher) {}
+
+ // This type conversion operator template allows Pointer(m) to be
+ // used as a matcher for any pointer type whose pointer type is
+ // compatible with the inner matcher, where type PointerType can be
+ // either a raw pointer or a smart pointer.
+ //
+ // The reason we do this instead of relying on
+ // MakePolymorphicMatcher() is that the latter is not flexible
+ // enough for implementing the DescribeTo() method of Pointer().
+ template <typename PointerType>
+ operator Matcher<PointerType>() const { // NOLINT
+ return Matcher<PointerType>(new Impl<const PointerType&>(matcher_));
+ }
+
+ private:
+ // The monomorphic implementation that works for a particular pointer type.
+ template <typename PointerType>
+ class Impl : public MatcherInterface<PointerType> {
+ public:
+ using Pointer =
+ const typename std::pointer_traits<GTEST_REMOVE_REFERENCE_AND_CONST_(
+ PointerType)>::element_type*;
+
+ explicit Impl(const InnerMatcher& matcher)
+ : matcher_(MatcherCast<Pointer>(matcher)) {}
+
+ void DescribeTo(::std::ostream* os) const override {
+ *os << "is a pointer that ";
+ matcher_.DescribeTo(os);
+ }
+
+ void DescribeNegationTo(::std::ostream* os) const override {
+ *os << "is not a pointer that ";
+ matcher_.DescribeTo(os);
+ }
+
+ bool MatchAndExplain(PointerType pointer,
+ MatchResultListener* listener) const override {
+ *listener << "which is a pointer that ";
+ Pointer p = GetRawPointer(pointer);
+ return MatchPrintAndExplain(p, matcher_, listener);
+ }
+
+ private:
+ Matcher<Pointer> matcher_;
+ };
+
+ const InnerMatcher matcher_;
+};
+
#if GTEST_HAS_RTTI
// Implements the WhenDynamicCastTo<T>(m) matcher that matches a pointer or
// reference that matches inner_matcher when dynamic_cast<T> is applied.
@@ -4720,6 +4779,14 @@ internal::FieldsAreMatcher<typename std::decay<M>::type...> FieldsAre(
return internal::FieldsAreMatcher<typename std::decay<M>::type...>(
std::forward<M>(matchers)...);
}
+
+// Creates a matcher that matches a pointer (raw or smart) that matches
+// inner_matcher.
+template <typename InnerMatcher>
+inline internal::PointerMatcher<InnerMatcher> Pointer(
+ const InnerMatcher& inner_matcher) {
+ return internal::PointerMatcher<InnerMatcher>(inner_matcher);
+}
} // namespace no_adl
// Returns a predicate that is satisfied by anything that matches the
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