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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
40 namespace {
41
42 using ::testing::tuple;
43 using ::testing::Matcher;
44 using ::testing::internal::CompileAssertTypesEqual;
45 using ::testing::internal::MatcherTuple;
46 using ::testing::internal::Function;
47 using ::testing::internal::IgnoredValue;
48
49 // Tests the MatcherTuple template struct.
50
TEST(MatcherTupleTest,ForSize0)51 TEST(MatcherTupleTest, ForSize0) {
52 CompileAssertTypesEqual<tuple<>, MatcherTuple<tuple<> >::type>();
53 }
54
TEST(MatcherTupleTest,ForSize1)55 TEST(MatcherTupleTest, ForSize1) {
56 CompileAssertTypesEqual<tuple<Matcher<int> >,
57 MatcherTuple<tuple<int> >::type>();
58 }
59
TEST(MatcherTupleTest,ForSize2)60 TEST(MatcherTupleTest, ForSize2) {
61 CompileAssertTypesEqual<tuple<Matcher<int>, Matcher<char> >,
62 MatcherTuple<tuple<int, char> >::type>();
63 }
64
TEST(MatcherTupleTest,ForSize5)65 TEST(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
TEST(FunctionTest,Nullary)74 TEST(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
TEST(FunctionTest,Unary)83 TEST(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
TEST(FunctionTest,Binary)94 TEST(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
TEST(FunctionTest,LongArgumentList)107 TEST(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