1 // Copyright 2013, 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 //
8 //     * Redistributions of source code must retain the above copyright
9 // notice, this list of conditions and the following disclaimer.
10 //     * Redistributions in binary form must reproduce the above
11 // copyright notice, this list of conditions and the following disclaimer
12 // in the documentation and/or other materials provided with the
13 // distribution.
14 //     * Neither the name of Google Inc. nor the names of its
15 // contributors may be used to endorse or promote products derived from
16 // this software without specific prior written permission.
17 //
18 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 
30 
31 // Google Mock - a framework for writing C++ mock classes.
32 //
33 // This file implements some matchers that depend on gmock-generated-matchers.h.
34 //
35 // Note that tests are implemented in gmock-matchers_test.cc rather than
36 // gmock-more-matchers-test.cc.
37 
38 // GOOGLETEST_CM0002 DO NOT DELETE
39 
40 #ifndef GMOCK_INCLUDE_GMOCK_MORE_MATCHERS_H_
41 #define GMOCK_INCLUDE_GMOCK_MORE_MATCHERS_H_
42 
43 #include "gmock/gmock-generated-matchers.h"
44 
45 namespace testing {
46 
47 // Silence C4100 (unreferenced formal
48 // parameter) for MSVC
49 #ifdef _MSC_VER
50 # pragma warning(push)
51 # pragma warning(disable:4100)
52 #if (_MSC_VER == 1900)
53 // and silence C4800 (C4800: 'int *const ': forcing value
54 // to bool 'true' or 'false') for MSVC 14
55 # pragma warning(disable:4800)
56   #endif
57 #endif
58 
59 // Defines a matcher that matches an empty container. The container must
60 // support both size() and empty(), which all STL-like containers provide.
61 MATCHER(IsEmpty, negation ? "isn't empty" : "is empty") {
62   if (arg.empty()) {
63     return true;
64   }
65   *result_listener << "whose size is " << arg.size();
66   return false;
67 }
68 
69 // Define a matcher that matches a value that evaluates in boolean
70 // context to true.  Useful for types that define "explicit operator
71 // bool" operators and so can't be compared for equality with true
72 // and false.
73 MATCHER(IsTrue, negation ? "is false" : "is true") {
74   return static_cast<bool>(arg);
75 }
76 
77 // Define a matcher that matches a value that evaluates in boolean
78 // context to false.  Useful for types that define "explicit operator
79 // bool" operators and so can't be compared for equality with true
80 // and false.
81 MATCHER(IsFalse, negation ? "is true" : "is false") {
82   return !static_cast<bool>(arg);
83 }
84 
85 #ifdef _MSC_VER
86 # pragma warning(pop)
87 #endif
88 
89 
90 }  // namespace testing
91 
92 #endif  // GMOCK_INCLUDE_GMOCK_MORE_MATCHERS_H_
93