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1 // Copyright 2007, Google Inc.
2 // All rights reserved.
3 //
4 // Redistribution and use in source and binary forms, with or without
5 // modification, are permitted provided that the following conditions are
6 // met:
7 //
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16 // this software without specific prior written permission.
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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 ::std::tr1::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