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