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29
30
31// Google Mock - a framework for writing C++ mock classes.
32//
33// This file tests the internal utilities.
34
35#include "gmock/internal/gmock-generated-internal-utils.h"
36#include "gmock/internal/gmock-internal-utils.h"
37#include "gtest/gtest.h"
38
39namespace {
40
41using ::testing::tuple;
42using ::testing::Matcher;
43using ::testing::internal::CompileAssertTypesEqual;
44using ::testing::internal::MatcherTuple;
45using ::testing::internal::Function;
46using ::testing::internal::IgnoredValue;
47
48// Tests the MatcherTuple template struct.
49
50TEST(MatcherTupleTest, ForSize0) {
51  CompileAssertTypesEqual<tuple<>, MatcherTuple<tuple<> >::type>();
52}
53
54TEST(MatcherTupleTest, ForSize1) {
55  CompileAssertTypesEqual<tuple<Matcher<int> >,
56                          MatcherTuple<tuple<int> >::type>();
57}
58
59TEST(MatcherTupleTest, ForSize2) {
60  CompileAssertTypesEqual<tuple<Matcher<int>, Matcher<char> >,
61                          MatcherTuple<tuple<int, char> >::type>();
62}
63
64TEST(MatcherTupleTest, ForSize5) {
65  CompileAssertTypesEqual<
66      tuple<Matcher<int>, Matcher<char>, Matcher<bool>, Matcher<double>,
67            Matcher<char*> >,
68      MatcherTuple<tuple<int, char, bool, double, char*> >::type>();
69}
70
71// Tests the Function template struct.
72
73TEST(FunctionTest, Nullary) {
74  typedef Function<int()> F;  // NOLINT
75  CompileAssertTypesEqual<int, F::Result>();
76  CompileAssertTypesEqual<tuple<>, F::ArgumentTuple>();
77  CompileAssertTypesEqual<tuple<>, F::ArgumentMatcherTuple>();
78  CompileAssertTypesEqual<void(), F::MakeResultVoid>();
79  CompileAssertTypesEqual<IgnoredValue(), F::MakeResultIgnoredValue>();
80}
81
82TEST(FunctionTest, Unary) {
83  typedef Function<int(bool)> F;  // NOLINT
84  CompileAssertTypesEqual<int, F::Result>();
85  CompileAssertTypesEqual<bool, F::Argument1>();
86  CompileAssertTypesEqual<tuple<bool>, F::ArgumentTuple>();
87  CompileAssertTypesEqual<tuple<Matcher<bool> >, F::ArgumentMatcherTuple>();
88  CompileAssertTypesEqual<void(bool), F::MakeResultVoid>();  // NOLINT
89  CompileAssertTypesEqual<IgnoredValue(bool),  // NOLINT
90      F::MakeResultIgnoredValue>();
91}
92
93TEST(FunctionTest, Binary) {
94  typedef Function<int(bool, const long&)> F;  // NOLINT
95  CompileAssertTypesEqual<int, F::Result>();
96  CompileAssertTypesEqual<bool, F::Argument1>();
97  CompileAssertTypesEqual<const long&, F::Argument2>();  // NOLINT
98  CompileAssertTypesEqual<tuple<bool, const long&>, F::ArgumentTuple>();  // NOLINT
99  CompileAssertTypesEqual<
100      tuple<Matcher<bool>, Matcher<const long&> >,  // NOLINT
101      F::ArgumentMatcherTuple>();
102  CompileAssertTypesEqual<void(bool, const long&), F::MakeResultVoid>();  // NOLINT
103  CompileAssertTypesEqual<IgnoredValue(bool, const long&),  // NOLINT
104      F::MakeResultIgnoredValue>();
105}
106
107TEST(FunctionTest, LongArgumentList) {
108  typedef Function<char(bool, int, char*, int&, const long&)> F;  // NOLINT
109  CompileAssertTypesEqual<char, F::Result>();
110  CompileAssertTypesEqual<bool, F::Argument1>();
111  CompileAssertTypesEqual<int, F::Argument2>();
112  CompileAssertTypesEqual<char*, F::Argument3>();
113  CompileAssertTypesEqual<int&, F::Argument4>();
114  CompileAssertTypesEqual<const long&, F::Argument5>();  // NOLINT
115  CompileAssertTypesEqual<tuple<bool, int, char*, int&, const long&>,  // NOLINT
116                          F::ArgumentTuple>();
117  CompileAssertTypesEqual<
118      tuple<Matcher<bool>, Matcher<int>, Matcher<char*>, Matcher<int&>,
119            Matcher<const long&> >,  // NOLINT
120      F::ArgumentMatcherTuple>();
121  CompileAssertTypesEqual<void(bool, int, char*, int&, const long&),  // NOLINT
122                          F::MakeResultVoid>();
123  CompileAssertTypesEqual<
124      IgnoredValue(bool, int, char*, int&, const long&),  // NOLINT
125      F::MakeResultIgnoredValue>();
126}
127
128}  // Unnamed namespace
129