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Defines the UnorderedPointwise(m, container) matcher, which is like Pointwise(m, container) but ignores the order of the elements.

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kosak 2014-07-28 22:57:30 +00:00
parent 06678924fa
commit 2336e9c171
2 changed files with 336 additions and 68 deletions
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145
include/gmock/gmock-matchers.h
View File

@ -3430,6 +3430,81 @@ class ElementsAreArrayMatcher {
GTEST_DISALLOW_ASSIGN_(ElementsAreArrayMatcher);
};
// Given a 2-tuple matcher tm of type Tuple2Matcher and a value second
// of type Second, BoundSecondMatcher<Tuple2Matcher, Second>(tm,
// second) is a polymorphic matcher that matches a value x iff tm
// matches tuple (x, second). Useful for implementing
// UnorderedPointwise() in terms of UnorderedElementsAreArray().
//
// BoundSecondMatcher is copyable and assignable, as we need to put
// instances of this class in a vector when implementing
// UnorderedPointwise().
template <typename Tuple2Matcher, typename Second>
class BoundSecondMatcher {
public:
BoundSecondMatcher(const Tuple2Matcher& tm, const Second& second)
: tuple2_matcher_(tm), second_value_(second) {}
template <typename T>
operator Matcher<T>() const {
return MakeMatcher(new Impl<T>(tuple2_matcher_, second_value_));
}
// We have to define this for UnorderedPointwise() to compile in
// C++98 mode, as it puts BoundSecondMatcher instances in a vector,
// which requires the elements to be assignable in C++98. The
// compiler cannot generate the operator= for us, as Tuple2Matcher
// and Second may not be assignable.
//
// However, this should never be called, so the implementation just
// need to assert.
void operator=(const BoundSecondMatcher& /*rhs*/) {
GTEST_LOG_(FATAL) << "BoundSecondMatcher should never be assigned.";
}
private:
template <typename T>
class Impl : public MatcherInterface<T> {
public:
typedef ::testing::tuple<T, Second> ArgTuple;
Impl(const Tuple2Matcher& tm, const Second& second)
: mono_tuple2_matcher_(SafeMatcherCast<const ArgTuple&>(tm)),
second_value_(second) {}
virtual void DescribeTo(::std::ostream* os) const {
*os << "and ";
UniversalPrint(second_value_, os);
*os << " ";
mono_tuple2_matcher_.DescribeTo(os);
}
virtual bool MatchAndExplain(T x, MatchResultListener* listener) const {
return mono_tuple2_matcher_.MatchAndExplain(ArgTuple(x, second_value_),
listener);
}
private:
const Matcher<const ArgTuple&> mono_tuple2_matcher_;
const Second second_value_;
GTEST_DISALLOW_ASSIGN_(Impl);
};
const Tuple2Matcher tuple2_matcher_;
const Second second_value_;
};
// Given a 2-tuple matcher tm and a value second,
// MatcherBindSecond(tm, second) returns a matcher that matches a
// value x iff tm matches tuple (x, second). Useful for implementing
// UnorderedPointwise() in terms of UnorderedElementsAreArray().
template <typename Tuple2Matcher, typename Second>
BoundSecondMatcher<Tuple2Matcher, Second> MatcherBindSecond(
const Tuple2Matcher& tm, const Second& second) {
return BoundSecondMatcher<Tuple2Matcher, Second>(tm, second);
}
// Returns the description for a matcher defined using the MATCHER*()
// macro where the user-supplied description string is "", if
// 'negation' is false; otherwise returns the description of the
@ -4002,12 +4077,80 @@ 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.
// which causes Container to be a const type sometimes (e.g. when
// rhs is a const int[])..
typedef GTEST_REMOVE_CONST_(Container) RawContainer;
return internal::PointwiseMatcher<TupleMatcher, RawContainer>(
tuple_matcher, rhs);
}
#if GTEST_HAS_STD_INITIALIZER_LIST_
// Supports the Pointwise(m, {a, b, c}) syntax.
template <typename TupleMatcher, typename T>
inline internal::PointwiseMatcher<TupleMatcher, std::vector<T> > Pointwise(
const TupleMatcher& tuple_matcher, std::initializer_list<T> rhs) {
return Pointwise(tuple_matcher, std::vector<T>(rhs));
}
#endif // GTEST_HAS_STD_INITIALIZER_LIST_
// UnorderedPointwise(pair_matcher, rhs) matches an STL-style
// container or a native array that contains the same number of
// elements as in rhs, where in some permutation of the container, its
// i-th element and rhs's i-th element (as a pair) satisfy the given
// pair matcher, for all i. Tuple2Matcher 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.
//
// This is like Pointwise(pair_matcher, rhs), except that the element
// order doesn't matter.
template <typename Tuple2Matcher, typename RhsContainer>
inline internal::UnorderedElementsAreArrayMatcher<
typename internal::BoundSecondMatcher<
Tuple2Matcher, typename internal::StlContainerView<GTEST_REMOVE_CONST_(
RhsContainer)>::type::value_type> >
UnorderedPointwise(const Tuple2Matcher& tuple2_matcher,
const RhsContainer& rhs_container) {
// This following line is for working around a bug in MSVC 8.0,
// which causes RhsContainer to be a const type sometimes (e.g. when
// rhs_container is a const int[]).
typedef GTEST_REMOVE_CONST_(RhsContainer) RawRhsContainer;
// RhsView allows the same code to handle RhsContainer being a
// STL-style container and it being a native C-style array.
typedef typename internal::StlContainerView<RawRhsContainer> RhsView;
typedef typename RhsView::type RhsStlContainer;
typedef typename RhsStlContainer::value_type Second;
const RhsStlContainer& rhs_stl_container =
RhsView::ConstReference(rhs_container);
// Create a matcher for each element in rhs_container.
::std::vector<internal::BoundSecondMatcher<Tuple2Matcher, Second> > matchers;
for (typename RhsStlContainer::const_iterator it = rhs_stl_container.begin();
it != rhs_stl_container.end(); ++it) {
matchers.push_back(
internal::MatcherBindSecond(tuple2_matcher, *it));
}
// Delegate the work to UnorderedElementsAreArray().
return UnorderedElementsAreArray(matchers);
}
#if GTEST_HAS_STD_INITIALIZER_LIST_
// Supports the UnorderedPointwise(m, {a, b, c}) syntax.
template <typename Tuple2Matcher, typename T>
inline internal::UnorderedElementsAreArrayMatcher<
typename internal::BoundSecondMatcher<Tuple2Matcher, T> >
UnorderedPointwise(const Tuple2Matcher& tuple2_matcher,
std::initializer_list<T> rhs) {
return UnorderedPointwise(tuple2_matcher, std::vector<T>(rhs));
}
#endif // GTEST_HAS_STD_INITIALIZER_LIST_
// Matches an STL-style container or a native array that contains at
// least one element matching the given value or matcher.
//

259
test/gmock-matchers_test.cc
View File

@ -77,9 +77,6 @@ using std::ostream;
using std::pair;
using std::set;
using std::stringstream;
using testing::get;
using testing::make_tuple;
using testing::tuple;
using std::vector;
using testing::A;
using testing::AllArgs;
@ -128,17 +125,19 @@ using testing::Ref;
using testing::ResultOf;
using testing::SizeIs;
using testing::StartsWith;
using testing::StringMatchResultListener;
using testing::StrCaseEq;
using testing::StrCaseNe;
using testing::StrEq;
using testing::StrNe;
using testing::StringMatchResultListener;
using testing::Truly;
using testing::TypedEq;
using testing::UnorderedPointwise;
using testing::Value;
using testing::WhenSorted;
using testing::WhenSortedBy;
using testing::_;
using testing::get;
using testing::internal::DummyMatchResultListener;
using testing::internal::ElementMatcherPair;
using testing::internal::ElementMatcherPairs;
@ -154,6 +153,8 @@ using testing::internal::Strings;
using testing::internal::linked_ptr;
using testing::internal::scoped_ptr;
using testing::internal::string;
using testing::make_tuple;
using testing::tuple;
// For testing ExplainMatchResultTo().
class GreaterThanMatcher : public MatcherInterface<int> {
@ -4272,18 +4273,18 @@ TEST(ContainerEqExtraTest, WorksForMaps) {
}
TEST(ContainerEqExtraTest, WorksForNativeArray) {
int a1[] = { 1, 2, 3 };
int a2[] = { 1, 2, 3 };
int b[] = { 1, 2, 4 };
int a1[] = {1, 2, 3};
int a2[] = {1, 2, 3};
int b[] = {1, 2, 4};
EXPECT_THAT(a1, ContainerEq(a2));
EXPECT_THAT(a1, Not(ContainerEq(b)));
}
TEST(ContainerEqExtraTest, WorksForTwoDimensionalNativeArray) {
const char a1[][3] = { "hi", "lo" };
const char a2[][3] = { "hi", "lo" };
const char b[][3] = { "lo", "hi" };
const char a1[][3] = {"hi", "lo"};
const char a2[][3] = {"hi", "lo"};
const char b[][3] = {"lo", "hi"};
// Tests using ContainerEq() in the first dimension.
EXPECT_THAT(a1, ContainerEq(a2));
@ -4295,27 +4296,27 @@ TEST(ContainerEqExtraTest, WorksForTwoDimensionalNativeArray) {
}
TEST(ContainerEqExtraTest, WorksForNativeArrayAsTuple) {
const int a1[] = { 1, 2, 3 };
const int a2[] = { 1, 2, 3 };
const int b[] = { 1, 2, 3, 4 };
const int a1[] = {1, 2, 3};
const int a2[] = {1, 2, 3};
const int b[] = {1, 2, 3, 4};
const int* const p1 = a1;
EXPECT_THAT(make_tuple(p1, 3), ContainerEq(a2));
EXPECT_THAT(make_tuple(p1, 3), Not(ContainerEq(b)));
const int c[] = { 1, 3, 2 };
const int c[] = {1, 3, 2};
EXPECT_THAT(make_tuple(p1, 3), Not(ContainerEq(c)));
}
TEST(ContainerEqExtraTest, CopiesNativeArrayParameter) {
std::string a1[][3] = {
{ "hi", "hello", "ciao" },
{ "bye", "see you", "ciao" }
{"hi", "hello", "ciao"},
{"bye", "see you", "ciao"}
};
std::string a2[][3] = {
{ "hi", "hello", "ciao" },
{ "bye", "see you", "ciao" }
{"hi", "hello", "ciao"},
{"bye", "see you", "ciao"}
};
const Matcher<const std::string(&)[2][3]> m = ContainerEq(a2);
@ -4355,8 +4356,8 @@ TEST(WhenSortedByTest, WorksForNonVectorContainer) {
}
TEST(WhenSortedByTest, WorksForNativeArray) {
const int numbers[] = { 1, 3, 2, 4 };
const int sorted_numbers[] = { 1, 2, 3, 4 };
const int numbers[] = {1, 3, 2, 4};
const int sorted_numbers[] = {1, 2, 3, 4};
EXPECT_THAT(numbers, WhenSortedBy(less<int>(), ElementsAre(1, 2, 3, 4)));
EXPECT_THAT(numbers, WhenSortedBy(less<int>(),
ElementsAreArray(sorted_numbers)));
@ -4376,7 +4377,7 @@ TEST(WhenSortedByTest, CanDescribeSelf) {
}
TEST(WhenSortedByTest, ExplainsMatchResult) {
const int a[] = { 2, 1 };
const int a[] = {2, 1};
EXPECT_EQ("which is { 1, 2 } when sorted, whose element #0 doesn't match",
Explain(WhenSortedBy(less<int>(), ElementsAre(2, 3)), a));
EXPECT_EQ("which is { 1, 2 } when sorted",
@ -4534,7 +4535,7 @@ class Streamlike {
};
TEST(StreamlikeTest, Iteration) {
const int a[5] = { 2, 1, 4, 5, 3 };
const int a[5] = {2, 1, 4, 5, 3};
Streamlike<int> s(a, a + 5);
Streamlike<int>::const_iterator it = s.begin();
const int* ip = a;
@ -4559,7 +4560,7 @@ TEST(BeginEndDistanceIsTest, WorksWithForwardList) {
#endif // GTEST_LANG_CXX11
TEST(BeginEndDistanceIsTest, WorksWithNonStdList) {
const int a[5] = { 1, 2, 3, 4, 5 };
const int a[5] = {1, 2, 3, 4, 5};
Streamlike<int> s(a, a + 5);
EXPECT_THAT(s, BeginEndDistanceIs(5));
}
@ -4604,14 +4605,14 @@ TEST(BeginEndDistanceIsTest, ExplainsResult) {
TEST(WhenSortedTest, WorksForStreamlike) {
// Streamlike 'container' provides only minimal iterator support.
// Its iterators are tagged with input_iterator_tag.
const int a[5] = { 2, 1, 4, 5, 3 };
const int a[5] = {2, 1, 4, 5, 3};
Streamlike<int> s(a, a + GTEST_ARRAY_SIZE_(a));
EXPECT_THAT(s, WhenSorted(ElementsAre(1, 2, 3, 4, 5)));
EXPECT_THAT(s, Not(WhenSorted(ElementsAre(2, 1, 4, 5, 3))));
}
TEST(WhenSortedTest, WorksForVectorConstRefMatcherOnStreamlike) {
const int a[] = { 2, 1, 4, 5, 3 };
const int a[] = {2, 1, 4, 5, 3};
Streamlike<int> s(a, a + GTEST_ARRAY_SIZE_(a));
Matcher<const std::vector<int>&> vector_match = ElementsAre(1, 2, 3, 4, 5);
EXPECT_THAT(s, WhenSorted(vector_match));
@ -4622,14 +4623,14 @@ TEST(WhenSortedTest, WorksForVectorConstRefMatcherOnStreamlike) {
// "containers".
TEST(ElemensAreStreamTest, WorksForStreamlike) {
const int a[5] = { 1, 2, 3, 4, 5 };
const int a[5] = {1, 2, 3, 4, 5};
Streamlike<int> s(a, a + GTEST_ARRAY_SIZE_(a));
EXPECT_THAT(s, ElementsAre(1, 2, 3, 4, 5));
EXPECT_THAT(s, Not(ElementsAre(2, 1, 4, 5, 3)));
}
TEST(ElemensAreArrayStreamTest, WorksForStreamlike) {
const int a[5] = { 1, 2, 3, 4, 5 };
const int a[5] = {1, 2, 3, 4, 5};
Streamlike<int> s(a, a + GTEST_ARRAY_SIZE_(a));
vector<int> expected;
@ -4667,7 +4668,7 @@ TEST(ElementsAreTest, TakesStlContainer) {
// Tests for UnorderedElementsAreArray()
TEST(UnorderedElementsAreArrayTest, SucceedsWhenExpected) {
const int a[] = { 0, 1, 2, 3, 4 };
const int a[] = {0, 1, 2, 3, 4};
std::vector<int> s(a, a + GTEST_ARRAY_SIZE_(a));
do {
StringMatchResultListener listener;
@ -4677,8 +4678,8 @@ TEST(UnorderedElementsAreArrayTest, SucceedsWhenExpected) {
}
TEST(UnorderedElementsAreArrayTest, VectorBool) {
const bool a[] = { 0, 1, 0, 1, 1 };
const bool b[] = { 1, 0, 1, 1, 0 };
const bool a[] = {0, 1, 0, 1, 1};
const bool b[] = {1, 0, 1, 1, 0};
std::vector<bool> expected(a, a + GTEST_ARRAY_SIZE_(a));
std::vector<bool> actual(b, b + GTEST_ARRAY_SIZE_(b));
StringMatchResultListener listener;
@ -4690,7 +4691,7 @@ TEST(UnorderedElementsAreArrayTest, WorksForStreamlike) {
// Streamlike 'container' provides only minimal iterator support.
// Its iterators are tagged with input_iterator_tag, and it has no
// size() or empty() methods.
const int a[5] = { 2, 1, 4, 5, 3 };
const int a[5] = {2, 1, 4, 5, 3};
Streamlike<int> s(a, a + GTEST_ARRAY_SIZE_(a));
::std::vector<int> expected;
@ -4721,35 +4722,35 @@ TEST(UnorderedElementsAreArrayTest, TakesStlContainer) {
#if GTEST_HAS_STD_INITIALIZER_LIST_
TEST(UnorderedElementsAreArrayTest, TakesInitializerList) {
const int a[5] = { 2, 1, 4, 5, 3 };
EXPECT_THAT(a, UnorderedElementsAreArray({ 1, 2, 3, 4, 5 }));
EXPECT_THAT(a, Not(UnorderedElementsAreArray({ 1, 2, 3, 4, 6 })));
const int a[5] = {2, 1, 4, 5, 3};
EXPECT_THAT(a, UnorderedElementsAreArray({1, 2, 3, 4, 5}));
EXPECT_THAT(a, Not(UnorderedElementsAreArray({1, 2, 3, 4, 6})));
}
TEST(UnorderedElementsAreArrayTest, TakesInitializerListOfCStrings) {
const string a[5] = { "a", "b", "c", "d", "e" };
EXPECT_THAT(a, UnorderedElementsAreArray({ "a", "b", "c", "d", "e" }));
EXPECT_THAT(a, Not(UnorderedElementsAreArray({ "a", "b", "c", "d", "ef" })));
const string a[5] = {"a", "b", "c", "d", "e"};
EXPECT_THAT(a, UnorderedElementsAreArray({"a", "b", "c", "d", "e"}));
EXPECT_THAT(a, Not(UnorderedElementsAreArray({"a", "b", "c", "d", "ef"})));
}
TEST(UnorderedElementsAreArrayTest, TakesInitializerListOfSameTypedMatchers) {
const int a[5] = { 2, 1, 4, 5, 3 };
const int a[5] = {2, 1, 4, 5, 3};
EXPECT_THAT(a, UnorderedElementsAreArray(
{ Eq(1), Eq(2), Eq(3), Eq(4), Eq(5) }));
{Eq(1), Eq(2), Eq(3), Eq(4), Eq(5)}));
EXPECT_THAT(a, Not(UnorderedElementsAreArray(
{ Eq(1), Eq(2), Eq(3), Eq(4), Eq(6) })));
{Eq(1), Eq(2), Eq(3), Eq(4), Eq(6)})));
}
TEST(UnorderedElementsAreArrayTest,
TakesInitializerListOfDifferentTypedMatchers) {
const int a[5] = { 2, 1, 4, 5, 3 };
const int a[5] = {2, 1, 4, 5, 3};
// The compiler cannot infer the type of the initializer list if its
// elements have different types. We must explicitly specify the
// unified element type in this case.
EXPECT_THAT(a, UnorderedElementsAreArray<Matcher<int> >(
{ Eq(1), Ne(-2), Ge(3), Le(4), Eq(5) }));
{Eq(1), Ne(-2), Ge(3), Le(4), Eq(5)}));
EXPECT_THAT(a, Not(UnorderedElementsAreArray<Matcher<int> >(
{ Eq(1), Ne(-2), Ge(3), Le(4), Eq(6) })));
{Eq(1), Ne(-2), Ge(3), Le(4), Eq(6)})));
}
#endif // GTEST_HAS_STD_INITIALIZER_LIST_
@ -4768,7 +4769,7 @@ TEST_F(UnorderedElementsAreTest, WorksWithUncopyable) {
}
TEST_F(UnorderedElementsAreTest, SucceedsWhenExpected) {
const int a[] = { 1, 2, 3 };
const int a[] = {1, 2, 3};
std::vector<int> s(a, a + GTEST_ARRAY_SIZE_(a));
do {
StringMatchResultListener listener;
@ -4778,7 +4779,7 @@ TEST_F(UnorderedElementsAreTest, SucceedsWhenExpected) {
}
TEST_F(UnorderedElementsAreTest, FailsWhenAnElementMatchesNoMatcher) {
const int a[] = { 1, 2, 3 };
const int a[] = {1, 2, 3};
std::vector<int> s(a, a + GTEST_ARRAY_SIZE_(a));
std::vector<Matcher<int> > mv;
mv.push_back(1);
@ -4794,7 +4795,7 @@ TEST_F(UnorderedElementsAreTest, WorksForStreamlike) {
// Streamlike 'container' provides only minimal iterator support.
// Its iterators are tagged with input_iterator_tag, and it has no
// size() or empty() methods.
const int a[5] = { 2, 1, 4, 5, 3 };
const int a[5] = {2, 1, 4, 5, 3};
Streamlike<int> s(a, a + GTEST_ARRAY_SIZE_(a));
EXPECT_THAT(s, UnorderedElementsAre(1, 2, 3, 4, 5));
@ -5105,7 +5106,7 @@ TEST_F(BipartiteNonSquareTest, SimpleBacktracking) {
// :.......:
// 0 1 2
MatchMatrix g(4, 3);
static const int kEdges[][2] = { {0, 2}, {1, 1}, {2, 1}, {3, 0} };
static const int kEdges[][2] = {{0, 2}, {1, 1}, {2, 1}, {3, 0}};
for (size_t i = 0; i < GTEST_ARRAY_SIZE_(kEdges); ++i) {
g.SetEdge(kEdges[i][0], kEdges[i][1], true);
}
@ -5209,17 +5210,17 @@ TEST(JoinAsTupleTest, JoinsEmptyTuple) {
}
TEST(JoinAsTupleTest, JoinsOneTuple) {
const char* fields[] = { "1" };
const char* fields[] = {"1"};
EXPECT_EQ("1", JoinAsTuple(Strings(fields, fields + 1)));
}
TEST(JoinAsTupleTest, JoinsTwoTuple) {
const char* fields[] = { "1", "a" };
const char* fields[] = {"1", "a"};
EXPECT_EQ("(1, a)", JoinAsTuple(Strings(fields, fields + 2)));
}
TEST(JoinAsTupleTest, JoinsTenTuple) {
const char* fields[] = { "1", "2", "3", "4", "5", "6", "7", "8", "9", "10" };
const char* fields[] = {"1", "2", "3", "4", "5", "6", "7", "8", "9", "10"};
EXPECT_EQ("(1, 2, 3, 4, 5, 6, 7, 8, 9, 10)",
JoinAsTuple(Strings(fields, fields + 10)));
}
@ -5232,12 +5233,12 @@ TEST(FormatMatcherDescriptionTest, WorksForEmptyDescription) {
EXPECT_EQ("not (is even)",
FormatMatcherDescription(true, "IsEven", Strings()));
const char* params[] = { "5" };
const char* params[] = {"5"};
EXPECT_EQ("equals 5",
FormatMatcherDescription(false, "Equals",
Strings(params, params + 1)));
const char* params2[] = { "5", "8" };
const char* params2[] = {"5", "8"};
EXPECT_EQ("is in range (5, 8)",
FormatMatcherDescription(false, "IsInRange",
Strings(params2, params2 + 2)));
@ -5294,7 +5295,7 @@ TEST(EachTest, ExplainsMatchResultCorrectly) {
Matcher<const int(&)[1]> n = Each(1); // NOLINT
const int b[1] = { 1 };
const int b[1] = {1};
EXPECT_EQ("", Explain(n, b));
n = Each(3);
@ -5358,13 +5359,13 @@ TEST(EachTest, MatchesMapWhenAllElementsMatch) {
}
TEST(EachTest, AcceptsMatcher) {
const int a[] = { 1, 2, 3 };
const int a[] = {1, 2, 3};
EXPECT_THAT(a, Each(Gt(0)));
EXPECT_THAT(a, Not(Each(Gt(1))));
}
TEST(EachTest, WorksForNativeArrayAsTuple) {
const int a[] = { 1, 2 };
const int a[] = {1, 2};
const int* const pointer = a;
EXPECT_THAT(make_tuple(pointer, 2), Each(Gt(0)));
EXPECT_THAT(make_tuple(pointer, 2), Not(Each(Gt(1))));
@ -5418,7 +5419,7 @@ TEST(PointwiseTest, MakesCopyOfRhs) {
rhs.push_back(2);
rhs.push_back(4);
int lhs[] = { 1, 2 };
int lhs[] = {1, 2};
const Matcher<const int (&)[2]> m = Pointwise(IsHalfOf(), rhs);
EXPECT_THAT(lhs, m);
@ -5428,7 +5429,7 @@ TEST(PointwiseTest, MakesCopyOfRhs) {
}
TEST(PointwiseTest, WorksForLhsNativeArray) {
const int lhs[] = { 1, 2, 3 };
const int lhs[] = {1, 2, 3};
vector<int> rhs;
rhs.push_back(2);
rhs.push_back(4);
@ -5438,7 +5439,7 @@ TEST(PointwiseTest, WorksForLhsNativeArray) {
}
TEST(PointwiseTest, WorksForRhsNativeArray) {
const int rhs[] = { 1, 2, 3 };
const int rhs[] = {1, 2, 3};
vector<int> lhs;
lhs.push_back(2);
lhs.push_back(4);
@ -5447,20 +5448,30 @@ TEST(PointwiseTest, WorksForRhsNativeArray) {
EXPECT_THAT(lhs, Not(Pointwise(Lt(), rhs)));
}
#if GTEST_HAS_STD_INITIALIZER_LIST_
TEST(PointwiseTest, WorksForRhsInitializerList) {
const vector<int> lhs{2, 4, 6};
EXPECT_THAT(lhs, Pointwise(Gt(), {1, 2, 3}));
EXPECT_THAT(lhs, Not(Pointwise(Lt(), {3, 3, 7})));
}
#endif // GTEST_HAS_STD_INITIALIZER_LIST_
TEST(PointwiseTest, RejectsWrongSize) {
const double lhs[2] = { 1, 2 };
const int rhs[1] = { 0 };
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 };
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 };
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",
@ -5468,15 +5479,15 @@ TEST(PointwiseTest, RejectsWrongContent) {
}
TEST(PointwiseTest, AcceptsCorrectContent) {
const double lhs[3] = { 1, 2, 3 };
const int rhs[3] = { 2, 4, 6 };
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 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));
@ -5488,5 +5499,119 @@ TEST(PointwiseTest, AllowsMonomorphicInnerMatcher) {
EXPECT_EQ("", Explain(Pointwise(m2, rhs), lhs));
}
TEST(UnorderedPointwiseTest, DescribesSelf) {
vector<int> rhs;
rhs.push_back(1);
rhs.push_back(2);
rhs.push_back(3);
const Matcher<const vector<int>&> m = UnorderedPointwise(IsHalfOf(), rhs);
EXPECT_EQ(
"has 3 elements and there exists some permutation of elements such "
"that:\n"
" - element #0 and 1 are a pair where the first is half of the second, "
"and\n"
" - element #1 and 2 are a pair where the first is half of the second, "
"and\n"
" - element #2 and 3 are a pair where the first is half of the second",
Describe(m));
EXPECT_EQ(
"doesn't have 3 elements, or there exists no permutation of elements "
"such that:\n"
" - element #0 and 1 are a pair where the first is half of the second, "
"and\n"
" - element #1 and 2 are a pair where the first is half of the second, "
"and\n"
" - element #2 and 3 are a pair where the first is half of the second",
DescribeNegation(m));
}
TEST(UnorderedPointwiseTest, MakesCopyOfRhs) {
list<signed char> rhs;
rhs.push_back(2);
rhs.push_back(4);
int lhs[] = {2, 1};
const Matcher<const int (&)[2]> m = UnorderedPointwise(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(UnorderedPointwiseTest, WorksForLhsNativeArray) {
const int lhs[] = {1, 2, 3};
vector<int> rhs;
rhs.push_back(4);
rhs.push_back(6);
rhs.push_back(2);
EXPECT_THAT(lhs, UnorderedPointwise(Lt(), rhs));
EXPECT_THAT(lhs, Not(UnorderedPointwise(Gt(), rhs)));
}
TEST(UnorderedPointwiseTest, WorksForRhsNativeArray) {
const int rhs[] = {1, 2, 3};
vector<int> lhs;
lhs.push_back(4);
lhs.push_back(2);
lhs.push_back(6);
EXPECT_THAT(lhs, UnorderedPointwise(Gt(), rhs));
EXPECT_THAT(lhs, Not(UnorderedPointwise(Lt(), rhs)));
}
#if GTEST_HAS_STD_INITIALIZER_LIST_
TEST(UnorderedPointwiseTest, WorksForRhsInitializerList) {
const vector<int> lhs{2, 4, 6};
EXPECT_THAT(lhs, UnorderedPointwise(Gt(), {5, 1, 3}));
EXPECT_THAT(lhs, Not(UnorderedPointwise(Lt(), {1, 1, 7})));
}
#endif // GTEST_HAS_STD_INITIALIZER_LIST_
TEST(UnorderedPointwiseTest, RejectsWrongSize) {
const double lhs[2] = {1, 2};
const int rhs[1] = {0};
EXPECT_THAT(lhs, Not(UnorderedPointwise(Gt(), rhs)));
EXPECT_EQ("which has 2 elements",
Explain(UnorderedPointwise(Gt(), rhs), lhs));
const int rhs2[3] = {0, 1, 2};
EXPECT_THAT(lhs, Not(UnorderedPointwise(Gt(), rhs2)));
}
TEST(UnorderedPointwiseTest, RejectsWrongContent) {
const double lhs[3] = {1, 2, 3};
const int rhs[3] = {2, 6, 6};
EXPECT_THAT(lhs, Not(UnorderedPointwise(IsHalfOf(), rhs)));
EXPECT_EQ("where the following elements don't match any matchers:\n"
"element #1: 2",
Explain(UnorderedPointwise(IsHalfOf(), rhs), lhs));
}
TEST(UnorderedPointwiseTest, AcceptsCorrectContentInSameOrder) {
const double lhs[3] = {1, 2, 3};
const int rhs[3] = {2, 4, 6};
EXPECT_THAT(lhs, UnorderedPointwise(IsHalfOf(), rhs));
}
TEST(UnorderedPointwiseTest, AcceptsCorrectContentInDifferentOrder) {
const double lhs[3] = {1, 2, 3};
const int rhs[3] = {6, 4, 2};
EXPECT_THAT(lhs, UnorderedPointwise(IsHalfOf(), rhs));
}
TEST(UnorderedPointwiseTest, AllowsMonomorphicInnerMatcher) {
const double lhs[3] = {1, 2, 3};
const int rhs[3] = {4, 6, 2};
const Matcher<tuple<const double&, const int&> > m1 = IsHalfOf();
EXPECT_THAT(lhs, UnorderedPointwise(m1, rhs));
// 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, UnorderedPointwise(m2, rhs));
}
} // namespace gmock_matchers_test
} // namespace testing