Implements Pointwise().

include/gmock/gmock-generated-matchers.h

@@ -221,7 +221,7 @@ template <class ArgsTuple, int k0 = -1, int k1 = -1, int k2 = -1, int k3 = -1,
 class ArgsMatcherImpl : public MatcherInterface<ArgsTuple> {
  public:
   // ArgsTuple may have top-level const or reference modifiers.
-  typedef GTEST_REMOVE_CONST_(GTEST_REMOVE_REFERENCE_(ArgsTuple)) RawArgsTuple;
+  typedef GTEST_REMOVE_REFERENCE_AND_CONST_(ArgsTuple) RawArgsTuple;
   typedef typename internal::TupleFields<RawArgsTuple, k0, k1, k2, k3, k4, k5,
       k6, k7, k8, k9>::type SelectedArgs;
   typedef Matcher<const SelectedArgs&> MonomorphicInnerMatcher;
@@ -314,8 +314,7 @@ class ElementsAreMatcher1 {
 
   template <typename Container>
   operator Matcher<Container>() const {
-    typedef GTEST_REMOVE_CONST_(GTEST_REMOVE_REFERENCE_(Container))
-        RawContainer;
+    typedef GTEST_REMOVE_REFERENCE_AND_CONST_(Container) RawContainer;
     typedef typename internal::StlContainerView<RawContainer>::type::value_type
         Element;
 
@@ -343,8 +342,7 @@ class ElementsAreMatcher2 {
 
   template <typename Container>
   operator Matcher<Container>() const {
-    typedef GTEST_REMOVE_CONST_(GTEST_REMOVE_REFERENCE_(Container))
-        RawContainer;
+    typedef GTEST_REMOVE_REFERENCE_AND_CONST_(Container) RawContainer;
     typedef typename internal::StlContainerView<RawContainer>::type::value_type
         Element;
 
@@ -371,8 +369,7 @@ class ElementsAreMatcher3 {
 
   template <typename Container>
   operator Matcher<Container>() const {
-    typedef GTEST_REMOVE_CONST_(GTEST_REMOVE_REFERENCE_(Container))
-        RawContainer;
+    typedef GTEST_REMOVE_REFERENCE_AND_CONST_(Container) RawContainer;
     typedef typename internal::StlContainerView<RawContainer>::type::value_type
         Element;
 
@@ -401,8 +398,7 @@ class ElementsAreMatcher4 {
 
   template <typename Container>
   operator Matcher<Container>() const {
-    typedef GTEST_REMOVE_CONST_(GTEST_REMOVE_REFERENCE_(Container))
-        RawContainer;
+    typedef GTEST_REMOVE_REFERENCE_AND_CONST_(Container) RawContainer;
     typedef typename internal::StlContainerView<RawContainer>::type::value_type
         Element;
 
@@ -433,8 +429,7 @@ class ElementsAreMatcher5 {
 
   template <typename Container>
   operator Matcher<Container>() const {
-    typedef GTEST_REMOVE_CONST_(GTEST_REMOVE_REFERENCE_(Container))
-        RawContainer;
+    typedef GTEST_REMOVE_REFERENCE_AND_CONST_(Container) RawContainer;
     typedef typename internal::StlContainerView<RawContainer>::type::value_type
         Element;
 
@@ -469,8 +464,7 @@ class ElementsAreMatcher6 {
 
   template <typename Container>
   operator Matcher<Container>() const {
-    typedef GTEST_REMOVE_CONST_(GTEST_REMOVE_REFERENCE_(Container))
-        RawContainer;
+    typedef GTEST_REMOVE_REFERENCE_AND_CONST_(Container) RawContainer;
     typedef typename internal::StlContainerView<RawContainer>::type::value_type
         Element;
 
@@ -507,8 +501,7 @@ class ElementsAreMatcher7 {
 
   template <typename Container>
   operator Matcher<Container>() const {
-    typedef GTEST_REMOVE_CONST_(GTEST_REMOVE_REFERENCE_(Container))
-        RawContainer;
+    typedef GTEST_REMOVE_REFERENCE_AND_CONST_(Container) RawContainer;
     typedef typename internal::StlContainerView<RawContainer>::type::value_type
         Element;
 
@@ -547,8 +540,7 @@ class ElementsAreMatcher8 {
 
   template <typename Container>
   operator Matcher<Container>() const {
-    typedef GTEST_REMOVE_CONST_(GTEST_REMOVE_REFERENCE_(Container))
-        RawContainer;
+    typedef GTEST_REMOVE_REFERENCE_AND_CONST_(Container) RawContainer;
     typedef typename internal::StlContainerView<RawContainer>::type::value_type
         Element;
 
@@ -590,8 +582,7 @@ class ElementsAreMatcher9 {
 
   template <typename Container>
   operator Matcher<Container>() const {
-    typedef GTEST_REMOVE_CONST_(GTEST_REMOVE_REFERENCE_(Container))
-        RawContainer;
+    typedef GTEST_REMOVE_REFERENCE_AND_CONST_(Container) RawContainer;
     typedef typename internal::StlContainerView<RawContainer>::type::value_type
         Element;
 
@@ -635,8 +626,7 @@ class ElementsAreMatcher10 {
 
   template <typename Container>
   operator Matcher<Container>() const {
-    typedef GTEST_REMOVE_CONST_(GTEST_REMOVE_REFERENCE_(Container))
-        RawContainer;
+    typedef GTEST_REMOVE_REFERENCE_AND_CONST_(Container) RawContainer;
     typedef typename internal::StlContainerView<RawContainer>::type::value_type
         Element;
 

include/gmock/gmock-generated-matchers.h.pump

@@ -107,7 +107,7 @@ template <class ArgsTuple$for i [[, int k$i = -1]]>
 class ArgsMatcherImpl : public MatcherInterface<ArgsTuple> {
  public:
   // ArgsTuple may have top-level const or reference modifiers.
-  typedef GTEST_REMOVE_CONST_(GTEST_REMOVE_REFERENCE_(ArgsTuple)) RawArgsTuple;
+  typedef GTEST_REMOVE_REFERENCE_AND_CONST_(ArgsTuple) RawArgsTuple;
   typedef typename internal::TupleFields<RawArgsTuple, $ks>::type SelectedArgs;
   typedef Matcher<const SelectedArgs&> MonomorphicInnerMatcher;
 
@@ -200,8 +200,7 @@ class ElementsAreMatcher$i {
 
   template <typename Container>
   operator Matcher<Container>() const {
-    typedef GTEST_REMOVE_CONST_(GTEST_REMOVE_REFERENCE_(Container))
-        RawContainer;
+    typedef GTEST_REMOVE_REFERENCE_AND_CONST_(Container) RawContainer;
     typedef typename internal::StlContainerView<RawContainer>::type::value_type
         Element;
 

include/gmock/gmock-matchers.h

@@ -43,6 +43,7 @@
 #include <ostream>  // NOLINT
 #include <sstream>
 #include <string>
+#include <utility>
 #include <vector>
 
 #include <gmock/internal/gmock-internal-utils.h>
@@ -427,8 +428,8 @@ class SafeMatcherCastImpl {
         cannot_convert_non_referentce_arg_to_reference);
     // In case both T and U are arithmetic types, enforce that the
     // conversion is not lossy.
-    typedef GTEST_REMOVE_CONST_(GTEST_REMOVE_REFERENCE_(T)) RawT;
-    typedef GTEST_REMOVE_CONST_(GTEST_REMOVE_REFERENCE_(U)) RawU;
+    typedef GTEST_REMOVE_REFERENCE_AND_CONST_(T) RawT;
+    typedef GTEST_REMOVE_REFERENCE_AND_CONST_(U) RawU;
     const bool kTIsOther = GMOCK_KIND_OF_(RawT) == internal::kOther;
     const bool kUIsOther = GMOCK_KIND_OF_(RawU) == internal::kOther;
     GTEST_COMPILE_ASSERT_(
@@ -1095,38 +1096,46 @@ class MatchesRegexMatcher {
 //
 // We define this as a macro in order to eliminate duplicated source
 // code.
-#define GMOCK_IMPLEMENT_COMPARISON2_MATCHER_(name, op) \
+#define GMOCK_IMPLEMENT_COMPARISON2_MATCHER_(name, op, relation) \
   class name##2Matcher { \
    public: \
     template <typename T1, typename T2> \
+    operator Matcher< ::std::tr1::tuple<T1, T2> >() const { \
+      return MakeMatcher(new Impl< ::std::tr1::tuple<T1, T2> >); \
+    } \
+    template <typename T1, typename T2> \
     operator Matcher<const ::std::tr1::tuple<T1, T2>&>() const { \
-      return MakeMatcher(new Impl<T1, T2>); \
+      return MakeMatcher(new Impl<const ::std::tr1::tuple<T1, T2>&>); \
     } \
    private: \
-    template <typename T1, typename T2> \
-    class Impl : public MatcherInterface<const ::std::tr1::tuple<T1, T2>&> { \
+    template <typename Tuple> \
+    class Impl : public MatcherInterface<Tuple> { \
      public: \
       virtual bool MatchAndExplain( \
-          const ::std::tr1::tuple<T1, T2>& args, \
+          Tuple args, \
           MatchResultListener* /* listener */) const { \
         return ::std::tr1::get<0>(args) op ::std::tr1::get<1>(args); \
       } \
       virtual void DescribeTo(::std::ostream* os) const { \
-        *os << "are a pair (x, y) where x " #op " y"; \
+        *os << "are " relation;                                 \
       } \
       virtual void DescribeNegationTo(::std::ostream* os) const { \
-        *os << "are a pair (x, y) where x " #op " y is false"; \
+        *os << "aren't " relation; \
       } \
     }; \
   }
 
 // Implements Eq(), Ge(), Gt(), Le(), Lt(), and Ne() respectively.
-GMOCK_IMPLEMENT_COMPARISON2_MATCHER_(Eq, ==);
-GMOCK_IMPLEMENT_COMPARISON2_MATCHER_(Ge, >=);
-GMOCK_IMPLEMENT_COMPARISON2_MATCHER_(Gt, >);
-GMOCK_IMPLEMENT_COMPARISON2_MATCHER_(Le, <=);
-GMOCK_IMPLEMENT_COMPARISON2_MATCHER_(Lt, <);
-GMOCK_IMPLEMENT_COMPARISON2_MATCHER_(Ne, !=);
+GMOCK_IMPLEMENT_COMPARISON2_MATCHER_(Eq, ==, "an equal pair");
+GMOCK_IMPLEMENT_COMPARISON2_MATCHER_(
+    Ge, >=, "a pair where the first >= the second");
+GMOCK_IMPLEMENT_COMPARISON2_MATCHER_(
+    Gt, >, "a pair where the first > the second");
+GMOCK_IMPLEMENT_COMPARISON2_MATCHER_(
+    Le, <=, "a pair where the first <= the second");
+GMOCK_IMPLEMENT_COMPARISON2_MATCHER_(
+    Lt, <, "a pair where the first < the second");
+GMOCK_IMPLEMENT_COMPARISON2_MATCHER_(Ne, !=, "an unequal pair");
 
 #undef GMOCK_IMPLEMENT_COMPARISON2_MATCHER_
 
@@ -1873,8 +1882,8 @@ class ContainerEqMatcher {
   explicit ContainerEqMatcher(const Container& rhs) : rhs_(View::Copy(rhs)) {
     // Makes sure the user doesn't instantiate this class template
     // with a const or reference type.
-    testing::StaticAssertTypeEq<Container,
-        GTEST_REMOVE_CONST_(GTEST_REMOVE_REFERENCE_(Container))>();
+    (void)testing::StaticAssertTypeEq<Container,
+        GTEST_REMOVE_REFERENCE_AND_CONST_(Container)>();
   }
 
   void DescribeTo(::std::ostream* os) const {
@@ -1945,11 +1954,121 @@ class ContainerEqMatcher {
   GTEST_DISALLOW_ASSIGN_(ContainerEqMatcher);
 };
 
+// Implements Pointwise(tuple_matcher, rhs_container).  tuple_matcher
+// must be able to be safely cast to Matcher<tuple<const T1&, const
+// T2&> >, where T1 and T2 are the types of elements in the LHS
+// container and the RHS container respectively.
+template <typename TupleMatcher, typename RhsContainer>
+class PointwiseMatcher {
+ public:
+  typedef internal::StlContainerView<RhsContainer> RhsView;
+  typedef typename RhsView::type RhsStlContainer;
+  typedef typename RhsStlContainer::value_type RhsValue;
+
+  // Like ContainerEq, we make a copy of rhs in case the elements in
+  // it are modified after this matcher is created.
+  PointwiseMatcher(const TupleMatcher& tuple_matcher, const RhsContainer& rhs)
+      : tuple_matcher_(tuple_matcher), rhs_(RhsView::Copy(rhs)) {
+    // Makes sure the user doesn't instantiate this class template
+    // with a const or reference type.
+    (void)testing::StaticAssertTypeEq<RhsContainer,
+        GTEST_REMOVE_REFERENCE_AND_CONST_(RhsContainer)>();
+  }
+
+  template <typename LhsContainer>
+  operator Matcher<LhsContainer>() const {
+    return MakeMatcher(new Impl<LhsContainer>(tuple_matcher_, rhs_));
+  }
+
+  template <typename LhsContainer>
+  class Impl : public MatcherInterface<LhsContainer> {
+   public:
+    typedef internal::StlContainerView<
+         GTEST_REMOVE_REFERENCE_AND_CONST_(LhsContainer)> LhsView;
+    typedef typename LhsView::type LhsStlContainer;
+    typedef typename LhsView::const_reference LhsStlContainerReference;
+    typedef typename LhsStlContainer::value_type LhsValue;
+    // We pass the LHS value and the RHS value to the inner matcher by
+    // reference, as they may be expensive to copy.  We must use tuple
+    // instead of pair here, as a pair cannot hold references (C++ 98,
+    // 20.2.2 [lib.pairs]).
+    typedef std::tr1::tuple<const LhsValue&, const RhsValue&> InnerMatcherArg;
+
+    Impl(const TupleMatcher& tuple_matcher, const RhsStlContainer& rhs)
+        // mono_tuple_matcher_ holds a monomorphic version of the tuple matcher.
+        : mono_tuple_matcher_(SafeMatcherCast<InnerMatcherArg>(tuple_matcher)),
+          rhs_(rhs) {}
+
+    virtual void DescribeTo(::std::ostream* os) const {
+      *os << "contains " << rhs_.size()
+          << " values, where each value and its corresponding value in ";
+      UniversalPrinter<RhsStlContainer>::Print(rhs_, os);
+      *os << " ";
+      mono_tuple_matcher_.DescribeTo(os);
+    }
+    virtual void DescribeNegationTo(::std::ostream* os) const {
+      *os << "doesn't contain exactly " << rhs_.size()
+          << " values, or contains a value x at some index i"
+          << " where x and the i-th value of ";
+      UniversalPrint(rhs_, os);
+      *os << " ";
+      mono_tuple_matcher_.DescribeNegationTo(os);
+    }
+
+    virtual bool MatchAndExplain(LhsContainer lhs,
+                                 MatchResultListener* listener) const {
+      LhsStlContainerReference lhs_stl_container = LhsView::ConstReference(lhs);
+      const size_t actual_size = lhs_stl_container.size();
+      if (actual_size != rhs_.size()) {
+        *listener << "which contains " << actual_size << " values";
+        return false;
+      }
+
+      typename LhsStlContainer::const_iterator left = lhs_stl_container.begin();
+      typename RhsStlContainer::const_iterator right = rhs_.begin();
+      for (size_t i = 0; i != actual_size; ++i, ++left, ++right) {
+        const InnerMatcherArg value_pair(*left, *right);
+
+        if (listener->IsInterested()) {
+          StringMatchResultListener inner_listener;
+          if (!mono_tuple_matcher_.MatchAndExplain(
+                  value_pair, &inner_listener)) {
+            *listener << "where the value pair (";
+            UniversalPrint(*left, listener->stream());
+            *listener << ", ";
+            UniversalPrint(*right, listener->stream());
+            *listener << ") at index #" << i << " don't match";
+            PrintIfNotEmpty(inner_listener.str(), listener->stream());
+            return false;
+          }
+        } else {
+          if (!mono_tuple_matcher_.Matches(value_pair))
+            return false;
+        }
+      }
+
+      return true;
+    }
+
+   private:
+    const Matcher<InnerMatcherArg> mono_tuple_matcher_;
+    const RhsStlContainer rhs_;
+
+    GTEST_DISALLOW_ASSIGN_(Impl);
+  };
+
+ private:
+  const TupleMatcher tuple_matcher_;
+  const RhsStlContainer rhs_;
+
+  GTEST_DISALLOW_ASSIGN_(PointwiseMatcher);
+};
+
 // Holds the logic common to ContainsMatcherImpl and EachMatcherImpl.
 template <typename Container>
 class QuantifierMatcherImpl : public MatcherInterface<Container> {
  public:
-  typedef GTEST_REMOVE_CONST_(GTEST_REMOVE_REFERENCE_(Container)) RawContainer;
+  typedef GTEST_REMOVE_REFERENCE_AND_CONST_(Container) RawContainer;
   typedef StlContainerView<RawContainer> View;
   typedef typename View::type StlContainer;
   typedef typename View::const_reference StlContainerReference;
@@ -2088,7 +2207,7 @@ class EachMatcher {
 template <typename PairType>
 class KeyMatcherImpl : public MatcherInterface<PairType> {
  public:
-  typedef GTEST_REMOVE_CONST_(GTEST_REMOVE_REFERENCE_(PairType)) RawPairType;
+  typedef GTEST_REMOVE_REFERENCE_AND_CONST_(PairType) RawPairType;
   typedef typename RawPairType::first_type KeyType;
 
   template <typename InnerMatcher>
@@ -2150,7 +2269,7 @@ class KeyMatcher {
 template <typename PairType>
 class PairMatcherImpl : public MatcherInterface<PairType> {
  public:
-  typedef GTEST_REMOVE_CONST_(GTEST_REMOVE_REFERENCE_(PairType)) RawPairType;
+  typedef GTEST_REMOVE_REFERENCE_AND_CONST_(PairType) RawPairType;
   typedef typename RawPairType::first_type FirstType;
   typedef typename RawPairType::second_type SecondType;
 
@@ -2257,7 +2376,7 @@ class PairMatcher {
 template <typename Container>
 class ElementsAreMatcherImpl : public MatcherInterface<Container> {
  public:
-  typedef GTEST_REMOVE_CONST_(GTEST_REMOVE_REFERENCE_(Container)) RawContainer;
+  typedef GTEST_REMOVE_REFERENCE_AND_CONST_(Container) RawContainer;
   typedef internal::StlContainerView<RawContainer> View;
   typedef typename View::type StlContainer;
   typedef typename View::const_reference StlContainerReference;
@@ -2376,8 +2495,7 @@ class ElementsAreMatcher0 {
 
   template <typename Container>
   operator Matcher<Container>() const {
-    typedef GTEST_REMOVE_CONST_(GTEST_REMOVE_REFERENCE_(Container))
-        RawContainer;
+    typedef GTEST_REMOVE_REFERENCE_AND_CONST_(Container) RawContainer;
     typedef typename internal::StlContainerView<RawContainer>::type::value_type
         Element;
 
@@ -2395,8 +2513,7 @@ class ElementsAreArrayMatcher {
 
   template <typename Container>
   operator Matcher<Container>() const {
-    typedef GTEST_REMOVE_CONST_(GTEST_REMOVE_REFERENCE_(Container))
-        RawContainer;
+    typedef GTEST_REMOVE_REFERENCE_AND_CONST_(Container) RawContainer;
     typedef typename internal::StlContainerView<RawContainer>::type::value_type
         Element;
 
@@ -2900,6 +3017,23 @@ inline PolymorphicMatcher<internal::ContainerEqMatcher<  // NOLINT
       internal::ContainerEqMatcher<RawContainer>(rhs));
 }
 
+// Matches an STL-style container or a native array that contains the
+// same number of elements as in rhs, where its i-th element and rhs's
+// i-th element (as a pair) satisfy the given pair matcher, for all i.
+// TupleMatcher must be able to be safely cast to Matcher<tuple<const
+// T1&, const T2&> >, where T1 and T2 are the types of elements in the
+// LHS container and the RHS container respectively.
+template <typename TupleMatcher, typename Container>
+inline internal::PointwiseMatcher<TupleMatcher,
+                                  GTEST_REMOVE_CONST_(Container)>
+Pointwise(const TupleMatcher& tuple_matcher, const Container& rhs) {
+  // This following line is for working around a bug in MSVC 8.0,
+  // which causes Container to be a const type sometimes.
+  typedef GTEST_REMOVE_CONST_(Container) RawContainer;
+  return internal::PointwiseMatcher<TupleMatcher, RawContainer>(
+      tuple_matcher, rhs);
+}
+
 // Matches an STL-style container or a native array that contains at
 // least one element matching the given value or matcher.
 //

test/gmock-generated-matchers_test.cc

@@ -192,7 +192,8 @@ TEST(ArgsTest, AcceptsTenTemplateArgs) {
 
 TEST(ArgsTest, DescirbesSelfCorrectly) {
   const Matcher<tuple<int, bool, char> > m = Args<2, 0>(Lt());
-  EXPECT_EQ("are a tuple whose fields (#2, #0) are a pair (x, y) where x < y",
+  EXPECT_EQ("are a tuple whose fields (#2, #0) are a pair where "
+            "the first < the second",
             Describe(m));
 }
 
@@ -200,14 +201,14 @@ TEST(ArgsTest, DescirbesNestedArgsCorrectly) {
   const Matcher<const tuple<int, bool, char, int>&> m =
       Args<0, 2, 3>(Args<2, 0>(Lt()));
   EXPECT_EQ("are a tuple whose fields (#0, #2, #3) are a tuple "
-            "whose fields (#2, #0) are a pair (x, y) where x < y",
+            "whose fields (#2, #0) are a pair where the first < the second",
             Describe(m));
 }
 
 TEST(ArgsTest, DescribesNegationCorrectly) {
   const Matcher<tuple<int, char> > m = Args<1, 0>(Gt());
-  EXPECT_EQ("are a tuple whose fields (#1, #0) are a pair (x, y) "
-            "where x > y is false",
+  EXPECT_EQ("are a tuple whose fields (#1, #0) aren't a pair "
+            "where the first > the second",
             DescribeNegation(m));
 }
 

test/gmock-matchers_test.cc

@@ -61,13 +61,18 @@ bool SkipPrefix(const char* prefix, const char** pstr);
 
 namespace gmock_matchers_test {
 
+using std::list;
 using std::make_pair;
 using std::map;
 using std::multimap;
+using std::multiset;
+using std::ostream;
 using std::pair;
 using std::set;
 using std::stringstream;
+using std::tr1::get;
 using std::tr1::make_tuple;
+using std::tr1::tuple;
 using std::vector;
 using testing::A;
 using testing::AllArgs;
@@ -104,6 +109,7 @@ using testing::Not;
 using testing::NotNull;
 using testing::Pair;
 using testing::Pointee;
+using testing::Pointwise;
 using testing::PolymorphicMatcher;
 using testing::Property;
 using testing::Ref;
@@ -144,7 +150,7 @@ class GreaterThanMatcher : public MatcherInterface<int> {
  public:
   explicit GreaterThanMatcher(int rhs) : rhs_(rhs) {}
 
-  virtual void DescribeTo(::std::ostream* os) const {
+  virtual void DescribeTo(ostream* os) const {
     *os << "is > " << rhs_;
   }
 
@@ -189,9 +195,9 @@ string DescribeNegation(const Matcher<T>& m) {
 // Returns the reason why x matches, or doesn't match, m.
 template <typename MatcherType, typename Value>
 string Explain(const MatcherType& m, const Value& x) {
-  stringstream ss;
-  m.ExplainMatchResultTo(x, &ss);
-  return ss.str();
+  StringMatchResultListener listener;
+  ExplainMatchResult(m, x, &listener);
+  return listener.str();
 }
 
 TEST(MatchResultListenerTest, StreamingWorks) {
@@ -228,7 +234,7 @@ class EvenMatcherImpl : public MatcherInterface<int> {
     return x % 2 == 0;
   }
 
-  virtual void DescribeTo(::std::ostream* os) const {
+  virtual void DescribeTo(ostream* os) const {
     *os << "is an even number";
   }
 
@@ -258,7 +264,7 @@ class NewEvenMatcherImpl : public MatcherInterface<int> {
     return match;
   }
 
-  virtual void DescribeTo(::std::ostream* os) const {
+  virtual void DescribeTo(ostream* os) const {
     *os << "is an even number";
   }
 };
@@ -375,9 +381,9 @@ class ReferencesBarOrIsZeroImpl {
     return p == &g_bar || x == 0;
   }
 
-  void DescribeTo(::std::ostream* os) const { *os << "g_bar or zero"; }
+  void DescribeTo(ostream* os) const { *os << "g_bar or zero"; }
 
-  void DescribeNegationTo(::std::ostream* os) const {
+  void DescribeNegationTo(ostream* os) const {
     *os << "doesn't reference g_bar and is not zero";
   }
 };
@@ -408,9 +414,9 @@ TEST(MakePolymorphicMatcherTest, ConstructsMatcherUsingOldAPI) {
 
 class PolymorphicIsEvenImpl {
  public:
-  void DescribeTo(::std::ostream* os) const { *os << "is even"; }
+  void DescribeTo(ostream* os) const { *os << "is even"; }
 
-  void DescribeNegationTo(::std::ostream* os) const {
+  void DescribeNegationTo(ostream* os) const {
     *os << "is odd";
   }
 
@@ -1150,7 +1156,7 @@ TEST(KeyTest, SafelyCastsInnerMatcher) {
 }
 
 TEST(KeyTest, InsideContainsUsingMap) {
-  std::map<int, char> container;
+  map<int, char> container;
   container.insert(make_pair(1, 'a'));
   container.insert(make_pair(2, 'b'));
   container.insert(make_pair(4, 'c'));
@@ -1159,7 +1165,7 @@ TEST(KeyTest, InsideContainsUsingMap) {
 }
 
 TEST(KeyTest, InsideContainsUsingMultimap) {
-  std::multimap<int, char> container;
+  multimap<int, char> container;
   container.insert(make_pair(1, 'a'));
   container.insert(make_pair(2, 'b'));
   container.insert(make_pair(4, 'c'));
@@ -1268,7 +1274,7 @@ TEST(PairTest, SafelyCastsInnerMatchers) {
 }
 
 TEST(PairTest, InsideContainsUsingMap) {
-  std::map<int, char> container;
+  map<int, char> container;
   container.insert(make_pair(1, 'a'));
   container.insert(make_pair(2, 'b'));
   container.insert(make_pair(4, 'c'));
@@ -1761,7 +1767,7 @@ TEST(Eq2Test, MatchesEqualArguments) {
 // Tests that Eq() describes itself properly.
 TEST(Eq2Test, CanDescribeSelf) {
   Matcher<const Tuple2&> m = Eq();
-  EXPECT_EQ("are a pair (x, y) where x == y", Describe(m));
+  EXPECT_EQ("are an equal pair", Describe(m));
 }
 
 // Tests that Ge() matches a 2-tuple where the first field >= the
@@ -1776,7 +1782,7 @@ TEST(Ge2Test, MatchesGreaterThanOrEqualArguments) {
 // Tests that Ge() describes itself properly.
 TEST(Ge2Test, CanDescribeSelf) {
   Matcher<const Tuple2&> m = Ge();
-  EXPECT_EQ("are a pair (x, y) where x >= y", Describe(m));
+  EXPECT_EQ("are a pair where the first >= the second", Describe(m));
 }
 
 // Tests that Gt() matches a 2-tuple where the first field > the
@@ -1791,7 +1797,7 @@ TEST(Gt2Test, MatchesGreaterThanArguments) {
 // Tests that Gt() describes itself properly.
 TEST(Gt2Test, CanDescribeSelf) {
   Matcher<const Tuple2&> m = Gt();
-  EXPECT_EQ("are a pair (x, y) where x > y", Describe(m));
+  EXPECT_EQ("are a pair where the first > the second", Describe(m));
 }
 
 // Tests that Le() matches a 2-tuple where the first field <= the
@@ -1806,7 +1812,7 @@ TEST(Le2Test, MatchesLessThanOrEqualArguments) {
 // Tests that Le() describes itself properly.
 TEST(Le2Test, CanDescribeSelf) {
   Matcher<const Tuple2&> m = Le();
-  EXPECT_EQ("are a pair (x, y) where x <= y", Describe(m));
+  EXPECT_EQ("are a pair where the first <= the second", Describe(m));
 }
 
 // Tests that Lt() matches a 2-tuple where the first field < the
@@ -1821,7 +1827,7 @@ TEST(Lt2Test, MatchesLessThanArguments) {
 // Tests that Lt() describes itself properly.
 TEST(Lt2Test, CanDescribeSelf) {
   Matcher<const Tuple2&> m = Lt();
-  EXPECT_EQ("are a pair (x, y) where x < y", Describe(m));
+  EXPECT_EQ("are a pair where the first < the second", Describe(m));
 }
 
 // Tests that Ne() matches a 2-tuple where the first field != the
@@ -1836,7 +1842,7 @@ TEST(Ne2Test, MatchesUnequalArguments) {
 // Tests that Ne() describes itself properly.
 TEST(Ne2Test, CanDescribeSelf) {
   Matcher<const Tuple2&> m = Ne();
-  EXPECT_EQ("are a pair (x, y) where x != y", Describe(m));
+  EXPECT_EQ("are an unequal pair", Describe(m));
 }
 
 // Tests that Not(m) matches any value that doesn't match m.
@@ -3338,11 +3344,11 @@ class DivisibleByImpl {
     return (n % divider_) == 0;
   }
 
-  void DescribeTo(::std::ostream* os) const {
+  void DescribeTo(ostream* os) const {
     *os << "is divisible by " << divider_;
   }
 
-  void DescribeNegationTo(::std::ostream* os) const {
+  void DescribeNegationTo(ostream* os) const {
     *os << "is not divisible by " << divider_;
   }
 
@@ -3444,10 +3450,10 @@ template <typename T>
 class ContainerEqTest : public testing::Test {};
 
 typedef testing::Types<
-    std::set<int>,
-    std::vector<size_t>,
-    std::multiset<size_t>,
-    std::list<int> >
+    set<int>,
+    vector<size_t>,
+    multiset<size_t>,
+    list<int> >
     ContainerEqTestTypes;
 
 TYPED_TEST_CASE(ContainerEqTest, ContainerEqTestTypes);
@@ -3515,9 +3521,9 @@ TYPED_TEST(ContainerEqTest, DuplicateDifference) {
 TEST(ContainerEqExtraTest, MultipleValuesMissing) {
   static const int vals[] = {1, 1, 2, 3, 5, 8};
   static const int test_vals[] = {2, 1, 5};
-  std::vector<int> my_set(vals, vals + 6);
-  std::vector<int> test_set(test_vals, test_vals + 3);
-  const Matcher<std::vector<int> > m = ContainerEq(my_set);
+  vector<int> my_set(vals, vals + 6);
+  vector<int> test_set(test_vals, test_vals + 3);
+  const Matcher<vector<int> > m = ContainerEq(my_set);
   EXPECT_FALSE(m.Matches(test_set));
   EXPECT_EQ("which doesn't have these expected elements: 3, 8",
             Explain(m, test_set));
@@ -3528,9 +3534,9 @@ TEST(ContainerEqExtraTest, MultipleValuesMissing) {
 TEST(ContainerEqExtraTest, MultipleValuesAdded) {
   static const int vals[] = {1, 1, 2, 3, 5, 8};
   static const int test_vals[] = {1, 2, 92, 3, 5, 8, 46};
-  std::list<size_t> my_set(vals, vals + 6);
-  std::list<size_t> test_set(test_vals, test_vals + 7);
-  const Matcher<const std::list<size_t>&> m = ContainerEq(my_set);
+  list<size_t> my_set(vals, vals + 6);
+  list<size_t> test_set(test_vals, test_vals + 7);
+  const Matcher<const list<size_t>&> m = ContainerEq(my_set);
   EXPECT_FALSE(m.Matches(test_set));
   EXPECT_EQ("which has these unexpected elements: 92, 46",
             Explain(m, test_set));
@@ -3540,9 +3546,9 @@ TEST(ContainerEqExtraTest, MultipleValuesAdded) {
 TEST(ContainerEqExtraTest, MultipleValuesAddedAndRemoved) {
   static const int vals[] = {1, 1, 2, 3, 5, 8};
   static const int test_vals[] = {1, 2, 3, 92, 46};
-  std::list<size_t> my_set(vals, vals + 6);
-  std::list<size_t> test_set(test_vals, test_vals + 5);
-  const Matcher<const std::list<size_t> > m = ContainerEq(my_set);
+  list<size_t> my_set(vals, vals + 6);
+  list<size_t> test_set(test_vals, test_vals + 5);
+  const Matcher<const list<size_t> > m = ContainerEq(my_set);
   EXPECT_FALSE(m.Matches(test_set));
   EXPECT_EQ("which has these unexpected elements: 92, 46,\n"
             "and doesn't have these expected elements: 5, 8",
@@ -3554,9 +3560,9 @@ TEST(ContainerEqExtraTest, MultipleValuesAddedAndRemoved) {
 TEST(ContainerEqExtraTest, MultiSetOfIntDuplicateDifference) {
   static const int vals[] = {1, 1, 2, 3, 5, 8};
   static const int test_vals[] = {1, 2, 3, 5, 8};
-  std::vector<int> my_set(vals, vals + 6);
-  std::vector<int> test_set(test_vals, test_vals + 5);
-  const Matcher<std::vector<int> > m = ContainerEq(my_set);
+  vector<int> my_set(vals, vals + 6);
+  vector<int> test_set(test_vals, test_vals + 5);
+  const Matcher<vector<int> > m = ContainerEq(my_set);
   EXPECT_TRUE(m.Matches(my_set));
   EXPECT_FALSE(m.Matches(test_set));
   // There is nothing to report when both sets contain all the same values.
@@ -3566,15 +3572,15 @@ TEST(ContainerEqExtraTest, MultiSetOfIntDuplicateDifference) {
 // Tests that ContainerEq works for non-trivial associative containers,
 // like maps.
 TEST(ContainerEqExtraTest, WorksForMaps) {
-  std::map<int, std::string> my_map;
+  map<int, std::string> my_map;
   my_map[0] = "a";
   my_map[1] = "b";
 
-  std::map<int, std::string> test_map;
+  map<int, std::string> test_map;
   test_map[0] = "aa";
   test_map[1] = "b";
 
-  const Matcher<const std::map<int, std::string>&> m = ContainerEq(my_map);
+  const Matcher<const map<int, std::string>&> m = ContainerEq(my_map);
   EXPECT_TRUE(m.Matches(my_map));
   EXPECT_FALSE(m.Matches(test_map));
 
@@ -4072,5 +4078,123 @@ TEST(EachTest, WorksForNativeArrayAsTuple) {
   EXPECT_THAT(make_tuple(pointer, 2), Not(Each(Gt(1))));
 }
 
+// For testing Pointwise().
+class IsHalfOfMatcher {
+ public:
+  template <typename T1, typename T2>
+  bool MatchAndExplain(const tuple<T1, T2>& a_pair,
+                       MatchResultListener* listener) const {
+    if (get<0>(a_pair) == get<1>(a_pair)/2) {
+      *listener << "where the second is " << get<1>(a_pair);
+      return true;
+    } else {
+      *listener << "where the second/2 is " << get<1>(a_pair)/2;
+      return false;
+    }
+  }
+
+  void DescribeTo(ostream* os) const {
+    *os << "are a pair where the first is half of the second";
+  }
+
+  void DescribeNegationTo(ostream* os) const {
+    *os << "are a pair where the first isn't half of the second";
+  }
+};
+
+PolymorphicMatcher<IsHalfOfMatcher> IsHalfOf() {
+  return MakePolymorphicMatcher(IsHalfOfMatcher());
+}
+
+TEST(PointwiseTest, DescribesSelf) {
+  vector<int> rhs;
+  rhs.push_back(1);
+  rhs.push_back(2);
+  rhs.push_back(3);
+  const Matcher<const vector<int>&> m = Pointwise(IsHalfOf(), rhs);
+  EXPECT_EQ("contains 3 values, where each value and its corresponding value "
+            "in { 1, 2, 3 } are a pair where the first is half of the second",
+            Describe(m));
+  EXPECT_EQ("doesn't contain exactly 3 values, or contains a value x at some "
+            "index i where x and the i-th value of { 1, 2, 3 } are a pair "
+            "where the first isn't half of the second",
+            DescribeNegation(m));
+}
+
+TEST(PointwiseTest, MakesCopyOfRhs) {
+  list<signed char> rhs;
+  rhs.push_back(2);
+  rhs.push_back(4);
+
+  int lhs[] = { 1, 2 };
+  const Matcher<const int (&)[2]> m = Pointwise(IsHalfOf(), rhs);
+  EXPECT_THAT(lhs, m);
+
+  // Changing rhs now shouldn't affect m, which made a copy of rhs.
+  rhs.push_back(6);
+  EXPECT_THAT(lhs, m);
+}
+
+TEST(PointwiseTest, WorksForLhsNativeArray) {
+  const int lhs[] = { 1, 2, 3 };
+  vector<int> rhs;
+  rhs.push_back(2);
+  rhs.push_back(4);
+  rhs.push_back(6);
+  EXPECT_THAT(lhs, Pointwise(Lt(), rhs));
+  EXPECT_THAT(lhs, Not(Pointwise(Gt(), rhs)));
+}
+
+TEST(PointwiseTest, WorksForRhsNativeArray) {
+  const int rhs[] = { 1, 2, 3 };
+  vector<int> lhs;
+  lhs.push_back(2);
+  lhs.push_back(4);
+  lhs.push_back(6);
+  EXPECT_THAT(lhs, Pointwise(Gt(), rhs));
+  EXPECT_THAT(lhs, Not(Pointwise(Lt(), rhs)));
+}
+
+TEST(PointwiseTest, RejectsWrongSize) {
+  const double lhs[2] = { 1, 2 };
+  const int rhs[1] = { 0 };
+  EXPECT_THAT(lhs, Not(Pointwise(Gt(), rhs)));
+  EXPECT_EQ("which contains 2 values",
+            Explain(Pointwise(Gt(), rhs), lhs));
+
+  const int rhs2[3] = { 0, 1, 2 };
+  EXPECT_THAT(lhs, Not(Pointwise(Gt(), rhs2)));
+}
+
+TEST(PointwiseTest, RejectsWrongContent) {
+  const double lhs[3] = { 1, 2, 3 };
+  const int rhs[3] = { 2, 6, 4 };
+  EXPECT_THAT(lhs, Not(Pointwise(IsHalfOf(), rhs)));
+  EXPECT_EQ("where the value pair (2, 6) at index #1 don't match, "
+            "where the second/2 is 3",
+            Explain(Pointwise(IsHalfOf(), rhs), lhs));
+}
+
+TEST(PointwiseTest, AcceptsCorrectContent) {
+  const double lhs[3] = { 1, 2, 3 };
+  const int rhs[3] = { 2, 4, 6 };
+  EXPECT_THAT(lhs, Pointwise(IsHalfOf(), rhs));
+  EXPECT_EQ("", Explain(Pointwise(IsHalfOf(), rhs), lhs));
+}
+
+TEST(PointwiseTest, AllowsMonomorphicInnerMatcher) {
+  const double lhs[3] = { 1, 2, 3 };
+  const int rhs[3] = { 2, 4, 6 };
+  const Matcher<tuple<const double&, const int&> > m1 = IsHalfOf();
+  EXPECT_THAT(lhs, Pointwise(m1, rhs));
+  EXPECT_EQ("", Explain(Pointwise(m1, rhs), lhs));
+
+  // This type works as a tuple<const double&, const int&> can be
+  // implicitly cast to tuple<double, int>.
+  const Matcher<tuple<double, int> > m2 = IsHalfOf();
+  EXPECT_THAT(lhs, Pointwise(m2, rhs));
+  EXPECT_EQ("", Explain(Pointwise(m2, rhs), lhs));
+}
+
 }  // namespace gmock_matchers_test
 }  // namespace testing

test/gmock_output_test_golden.txt

@@ -151,7 +151,7 @@ FILE:#: pre-requisite #1
 [ RUN      ] GMockOutputTest.UnsatisfiedWith
 FILE:#: Failure
 Actual function call count doesn't match EXPECT_CALL(foo_, Bar2(_, _))...
-    Expected args: are a pair (x, y) where x >= y
+    Expected args: are a pair where the first >= the second
          Expected: to be called once
            Actual: never called - unsatisfied and active
 [  FAILED  ] GMockOutputTest.UnsatisfiedWith
@@ -190,7 +190,7 @@ Unexpected mock function call - returning default value.
 Google Mock tried the following 1 expectation, but it didn't match:
 
 FILE:#: EXPECT_CALL(foo_, Bar2(Ge(2), Ge(1)))...
-    Expected args: are a pair (x, y) where x >= y
+    Expected args: are a pair where the first >= the second
            Actual: don't match
          Expected: to be called once
            Actual: never called - unsatisfied and active
@@ -206,7 +206,7 @@ Google Mock tried the following 1 expectation, but it didn't match:
 FILE:#: EXPECT_CALL(foo_, Bar2(Ge(2), Ge(1)))...
   Expected arg #0: is >= 2
            Actual: 1
-    Expected args: are a pair (x, y) where x >= y
+    Expected args: are a pair where the first >= the second
            Actual: don't match
          Expected: to be called once
            Actual: never called - unsatisfied and active