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Merge pull request #1588 from gennadiycivil/master

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Gennadiy Civil 2018-04-25 13:28:20 -04:00 committed by GitHub
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4 changed files with 619 additions and 597 deletions
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962
googlemock/include/gmock/gmock-generated-function-mockers.h
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6
googlemock/include/gmock/gmock-generated-function-mockers.h.pump
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@ -119,7 +119,7 @@ class FunctionMocker<R($As)> : public
// // error when trying to resolve between this and overload 4 in
// // 'gmock_GetName(WithoutMatchers(), nullptr)'.
// MockSpec<string&()> gmock_GetName(
// const WithoutMatchers&, const Function<string&()>*) const {
// const WithoutMatchers&, const Function<string&()>*) const {
// // Removes const from this, calls overload 1
// return AdjustConstness_(this)->gmock_GetName();
// }
@ -128,7 +128,7 @@ class FunctionMocker<R($As)> : public
// const string& gmock_GetName() const { … }
// // Overload 4
// MockSpec<const string&()> gmock_GetName(
// const WithoutMatchers&, const Function<const string&()>*) const {
// const WithoutMatchers&, const Function<const string&()>*) const {
// // Does not remove const, calls overload 3
// return AdjustConstness_const(this)->gmock_GetName();
// }
@ -139,7 +139,7 @@ const MockType* AdjustConstness_const(const MockType* mock) {
return mock;
}
// Removes const from and returns the given pointer; this is a helper for the
// Removes const from and returns the given pointer; this is a helper for the
// expectation setter method for parameterless matchers.
template <typename MockType>
MockType* AdjustConstness_(const MockType* mock) {

219
googlemock/include/gmock/gmock-matchers.h
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@ -1718,25 +1718,27 @@ class NotMatcher {
// that will prevent different instantiations of BothOfMatcher from
// sharing the same BothOfMatcherImpl<T> class.
template <typename T>
class BothOfMatcherImpl
class AllOfMatcherImpl
: public MatcherInterface<GTEST_REFERENCE_TO_CONST_(T)> {
public:
BothOfMatcherImpl(const Matcher<T>& matcher1, const Matcher<T>& matcher2)
: matcher1_(matcher1), matcher2_(matcher2) {}
explicit AllOfMatcherImpl(std::vector<Matcher<T> > matchers)
: matchers_(internal::move(matchers)) {}
virtual void DescribeTo(::std::ostream* os) const {
*os << "(";
matcher1_.DescribeTo(os);
*os << ") and (";
matcher2_.DescribeTo(os);
for (size_t i = 0; i < matchers_.size(); ++i) {
if (i != 0) *os << ") and (";
matchers_[i].DescribeTo(os);
}
*os << ")";
}
virtual void DescribeNegationTo(::std::ostream* os) const {
*os << "(";
matcher1_.DescribeNegationTo(os);
*os << ") or (";
matcher2_.DescribeNegationTo(os);
for (size_t i = 0; i < matchers_.size(); ++i) {
if (i != 0) *os << ") or (";
matchers_[i].DescribeNegationTo(os);
}
*os << ")";
}
@ -1744,93 +1746,38 @@ class BothOfMatcherImpl
MatchResultListener* listener) const {
// If either matcher1_ or matcher2_ doesn't match x, we only need
// to explain why one of them fails.
StringMatchResultListener listener1;
if (!matcher1_.MatchAndExplain(x, &listener1)) {
*listener << listener1.str();
return false;
}
std::string all_match_result;
StringMatchResultListener listener2;
if (!matcher2_.MatchAndExplain(x, &listener2)) {
*listener << listener2.str();
return false;
for (size_t i = 0; i < matchers_.size(); ++i) {
StringMatchResultListener slistener;
if (matchers_[i].MatchAndExplain(x, &slistener)) {
if (all_match_result.empty()) {
all_match_result = slistener.str();
} else {
std::string result = slistener.str();
if (!result.empty()) {
all_match_result += ", and ";
all_match_result += result;
}
}
} else {
*listener << slistener.str();
return false;
}
}
// Otherwise we need to explain why *both* of them match.
const std::string s1 = listener1.str();
const std::string s2 = listener2.str();
if (s1 == "") {
*listener << s2;
} else {
*listener << s1;
if (s2 != "") {
*listener << ", and " << s2;
}
}
*listener << all_match_result;
return true;
}
private:
const Matcher<T> matcher1_;
const Matcher<T> matcher2_;
const std::vector<Matcher<T> > matchers_;
GTEST_DISALLOW_ASSIGN_(BothOfMatcherImpl);
GTEST_DISALLOW_ASSIGN_(AllOfMatcherImpl);
};
#if GTEST_LANG_CXX11
// MatcherList provides mechanisms for storing a variable number of matchers in
// a list structure (ListType) and creating a combining matcher from such a
// list.
// The template is defined recursively using the following template parameters:
// * kSize is the length of the MatcherList.
// * Head is the type of the first matcher of the list.
// * Tail denotes the types of the remaining matchers of the list.
template <int kSize, typename Head, typename... Tail>
struct MatcherList {
typedef MatcherList<kSize - 1, Tail...> MatcherListTail;
typedef ::std::pair<Head, typename MatcherListTail::ListType> ListType;
// BuildList stores variadic type values in a nested pair structure.
// Example:
// MatcherList<3, int, string, float>::BuildList(5, "foo", 2.0) will return
// the corresponding result of type pair<int, pair<string, float>>.
static ListType BuildList(const Head& matcher, const Tail&... tail) {
return ListType(matcher, MatcherListTail::BuildList(tail...));
}
// CreateMatcher<T> creates a Matcher<T> from a given list of matchers (built
// by BuildList()). CombiningMatcher<T> is used to combine the matchers of the
// list. CombiningMatcher<T> must implement MatcherInterface<T> and have a
// constructor taking two Matcher<T>s as input.
template <typename T, template <typename /* T */> class CombiningMatcher>
static Matcher<T> CreateMatcher(const ListType& matchers) {
return Matcher<T>(new CombiningMatcher<T>(
SafeMatcherCast<T>(matchers.first),
MatcherListTail::template CreateMatcher<T, CombiningMatcher>(
matchers.second)));
}
};
// The following defines the base case for the recursive definition of
// MatcherList.
template <typename Matcher1, typename Matcher2>
struct MatcherList<2, Matcher1, Matcher2> {
typedef ::std::pair<Matcher1, Matcher2> ListType;
static ListType BuildList(const Matcher1& matcher1,
const Matcher2& matcher2) {
return ::std::pair<Matcher1, Matcher2>(matcher1, matcher2);
}
template <typename T, template <typename /* T */> class CombiningMatcher>
static Matcher<T> CreateMatcher(const ListType& matchers) {
return Matcher<T>(new CombiningMatcher<T>(
SafeMatcherCast<T>(matchers.first),
SafeMatcherCast<T>(matchers.second)));
}
};
// VariadicMatcher is used for the variadic implementation of
// AllOf(m_1, m_2, ...) and AnyOf(m_1, m_2, ...).
// CombiningMatcher<T> is used to recursively combine the provided matchers
@ -1839,27 +1786,40 @@ template <template <typename T> class CombiningMatcher, typename... Args>
class VariadicMatcher {
public:
VariadicMatcher(const Args&... matchers) // NOLINT
: matchers_(MatcherListType::BuildList(matchers...)) {}
: matchers_(matchers...) {
static_assert(sizeof...(Args) > 0, "Must have at least one matcher.");
}
// This template type conversion operator allows an
// VariadicMatcher<Matcher1, Matcher2...> object to match any type that
// all of the provided matchers (Matcher1, Matcher2, ...) can match.
template <typename T>
operator Matcher<T>() const {
return MatcherListType::template CreateMatcher<T, CombiningMatcher>(
matchers_);
std::vector<Matcher<T> > values;
CreateVariadicMatcher<T>(&values, std::integral_constant<size_t, 0>());
return Matcher<T>(new CombiningMatcher<T>(internal::move(values)));
}
private:
typedef MatcherList<sizeof...(Args), Args...> MatcherListType;
template <typename T, size_t I>
void CreateVariadicMatcher(std::vector<Matcher<T> >* values,
std::integral_constant<size_t, I>) const {
values->push_back(SafeMatcherCast<T>(std::get<I>(matchers_)));
CreateVariadicMatcher<T>(values, std::integral_constant<size_t, I + 1>());
}
const typename MatcherListType::ListType matchers_;
template <typename T>
void CreateVariadicMatcher(
std::vector<Matcher<T> >*,
std::integral_constant<size_t, sizeof...(Args)>) const {}
tuple<Args...> matchers_;
GTEST_DISALLOW_ASSIGN_(VariadicMatcher);
};
template <typename... Args>
using AllOfMatcher = VariadicMatcher<BothOfMatcherImpl, Args...>;
using AllOfMatcher = VariadicMatcher<AllOfMatcherImpl, Args...>;
#endif // GTEST_LANG_CXX11
@ -1876,8 +1836,10 @@ class BothOfMatcher {
// both Matcher1 and Matcher2 can match.
template <typename T>
operator Matcher<T>() const {
return Matcher<T>(new BothOfMatcherImpl<T>(SafeMatcherCast<T>(matcher1_),
SafeMatcherCast<T>(matcher2_)));
std::vector<Matcher<T> > values;
values.push_back(SafeMatcherCast<T>(matcher1_));
values.push_back(SafeMatcherCast<T>(matcher2_));
return Matcher<T>(new AllOfMatcherImpl<T>(internal::move(values)));
}
private:
@ -1892,70 +1854,69 @@ class BothOfMatcher {
// that will prevent different instantiations of AnyOfMatcher from
// sharing the same EitherOfMatcherImpl<T> class.
template <typename T>
class EitherOfMatcherImpl
class AnyOfMatcherImpl
: public MatcherInterface<GTEST_REFERENCE_TO_CONST_(T)> {
public:
EitherOfMatcherImpl(const Matcher<T>& matcher1, const Matcher<T>& matcher2)
: matcher1_(matcher1), matcher2_(matcher2) {}
explicit AnyOfMatcherImpl(std::vector<Matcher<T> > matchers)
: matchers_(internal::move(matchers)) {}
virtual void DescribeTo(::std::ostream* os) const {
*os << "(";
matcher1_.DescribeTo(os);
*os << ") or (";
matcher2_.DescribeTo(os);
for (size_t i = 0; i < matchers_.size(); ++i) {
if (i != 0) *os << ") or (";
matchers_[i].DescribeTo(os);
}
*os << ")";
}
virtual void DescribeNegationTo(::std::ostream* os) const {
*os << "(";
matcher1_.DescribeNegationTo(os);
*os << ") and (";
matcher2_.DescribeNegationTo(os);
for (size_t i = 0; i < matchers_.size(); ++i) {
if (i != 0) *os << ") and (";
matchers_[i].DescribeNegationTo(os);
}
*os << ")";
}
virtual bool MatchAndExplain(GTEST_REFERENCE_TO_CONST_(T) x,
MatchResultListener* listener) const {
std::string no_match_result;
// If either matcher1_ or matcher2_ matches x, we just need to
// explain why *one* of them matches.
StringMatchResultListener listener1;
if (matcher1_.MatchAndExplain(x, &listener1)) {
*listener << listener1.str();
return true;
}
StringMatchResultListener listener2;
if (matcher2_.MatchAndExplain(x, &listener2)) {
*listener << listener2.str();
return true;
for (size_t i = 0; i < matchers_.size(); ++i) {
StringMatchResultListener slistener;
if (matchers_[i].MatchAndExplain(x, &slistener)) {
*listener << slistener.str();
return true;
} else {
if (no_match_result.empty()) {
no_match_result = slistener.str();
} else {
std::string result = slistener.str();
if (!result.empty()) {
no_match_result += ", and ";
no_match_result += result;
}
}
}
}
// Otherwise we need to explain why *both* of them fail.
const std::string s1 = listener1.str();
const std::string s2 = listener2.str();
if (s1 == "") {
*listener << s2;
} else {
*listener << s1;
if (s2 != "") {
*listener << ", and " << s2;
}
}
*listener << no_match_result;
return false;
}
private:
const Matcher<T> matcher1_;
const Matcher<T> matcher2_;
const std::vector<Matcher<T> > matchers_;
GTEST_DISALLOW_ASSIGN_(EitherOfMatcherImpl);
GTEST_DISALLOW_ASSIGN_(AnyOfMatcherImpl);
};
#if GTEST_LANG_CXX11
// AnyOfMatcher is used for the variadic implementation of AnyOf(m_1, m_2, ...).
template <typename... Args>
using AnyOfMatcher = VariadicMatcher<EitherOfMatcherImpl, Args...>;
using AnyOfMatcher = VariadicMatcher<AnyOfMatcherImpl, Args...>;
#endif // GTEST_LANG_CXX11
@ -1973,8 +1934,10 @@ class EitherOfMatcher {
// both Matcher1 and Matcher2 can match.
template <typename T>
operator Matcher<T>() const {
return Matcher<T>(new EitherOfMatcherImpl<T>(
SafeMatcherCast<T>(matcher1_), SafeMatcherCast<T>(matcher2_)));
std::vector<Matcher<T> > values;
values.push_back(SafeMatcherCast<T>(matcher1_));
values.push_back(SafeMatcherCast<T>(matcher2_));
return Matcher<T>(new AnyOfMatcherImpl<T>(internal::move(values)));
}
private:

29
googlemock/test/gmock-matchers_test.cc
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@ -59,13 +59,6 @@
# include <forward_list> // NOLINT
#endif
// Disable MSVC2015 warning for std::pair:
// "decorated name length exceeded, name was truncated".
#if defined _MSC_VER
# pragma warning(push)
# pragma warning(disable:4503)
#endif
#if GTEST_LANG_CXX11
# include <type_traits>
#endif
@ -749,6 +742,13 @@ TEST(MatcherCastTest, NonImplicitlyConstructibleTypeWithOperatorEq) {
EXPECT_FALSE(m3.Matches(239));
}
// ConvertibleFromAny does not work with MSVC. resulting in
// error C2440: 'initializing': cannot convert from 'Eq' to 'M'
// No constructor could take the source type, or constructor overload
// resolution was ambiguous
#if !defined _MSC_VER
// The below ConvertibleFromAny struct is implicitly constructible from anything
// and when in the same namespace can interact with other tests. In particular,
// if it is in the same namespace as other tests and one removes
@ -761,7 +761,7 @@ namespace convertible_from_any {
struct ConvertibleFromAny {
ConvertibleFromAny(int a_value) : value(a_value) {}
template <typename T>
explicit ConvertibleFromAny(const T& /*a_value*/) : value(-1) {
ConvertibleFromAny(const T& /*a_value*/) : value(-1) {
ADD_FAILURE() << "Conversion constructor called";
}
int value;
@ -789,6 +789,8 @@ TEST(MatcherCastTest, FromConvertibleFromAny) {
}
} // namespace convertible_from_any
#endif // !defined _MSC_VER
struct IntReferenceWrapper {
IntReferenceWrapper(const int& a_value) : value(&a_value) {}
const int* value;
@ -893,6 +895,8 @@ TEST(SafeMatcherCastTest, FromSameType) {
EXPECT_FALSE(m2.Matches(1));
}
#if !defined _MSC_VER
namespace convertible_from_any {
TEST(SafeMatcherCastTest, ConversionConstructorIsUsed) {
Matcher<ConvertibleFromAny> m = SafeMatcherCast<ConvertibleFromAny>(1);
@ -908,6 +912,8 @@ TEST(SafeMatcherCastTest, FromConvertibleFromAny) {
}
} // namespace convertible_from_any
#endif // !defined _MSC_VER
TEST(SafeMatcherCastTest, ValueIsNotCopied) {
int n = 42;
Matcher<IntReferenceWrapper> m = SafeMatcherCast<IntReferenceWrapper>(n);
@ -2539,7 +2545,7 @@ TEST(AllOfTest, VariadicMatchesWhenAllMatch) {
::testing::AllOf(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11);
Matcher<int> m = AllOf(Ne(1), Ne(2), Ne(3), Ne(4), Ne(5), Ne(6), Ne(7), Ne(8),
Ne(9), Ne(10), Ne(11));
EXPECT_THAT(Describe(m), EndsWith("and (isn't equal to 11))))))))))"));
EXPECT_THAT(Describe(m), EndsWith("and (isn't equal to 11)"));
AllOfMatches(11, m);
AllOfMatches(50, AllOf(Ne(1), Ne(2), Ne(3), Ne(4), Ne(5), Ne(6), Ne(7), Ne(8),
Ne(9), Ne(10), Ne(11), Ne(12), Ne(13), Ne(14), Ne(15),
@ -2733,7 +2739,7 @@ TEST(AnyOfTest, VariadicMatchesWhenAnyMatches) {
// on ADL.
Matcher<int> m = ::testing::AnyOf(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11);
EXPECT_THAT(Describe(m), EndsWith("or (is equal to 11))))))))))"));
EXPECT_THAT(Describe(m), EndsWith("or (is equal to 11)"));
AnyOfMatches(11, m);
AnyOfMatches(50, AnyOf(1, 2, 3, 4, 5, 6, 7, 8, 9, 10,
11, 12, 13, 14, 15, 16, 17, 18, 19, 20,
@ -6761,6 +6767,3 @@ TEST(NotTest, WorksOnMoveOnlyType) {
} // namespace gmock_matchers_test
} // namespace testing
#if defined_MSC_VER
# pragma warning(pop)
#endif