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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 | // Author: wan@google.com (Zhanyong Wan) | |
31 | ||
32 | // Tests Google Mock's functionality that depends on exceptions. | |
33 | ||
34 | #include "gmock/gmock.h" | |
35 | #include "gtest/gtest.h" | |
36 | ||
37 | namespace { | |
38 | ||
39 | using testing::HasSubstr; | |
40 | using testing::internal::GoogleTestFailureException; | |
41 | ||
42 | // A type that cannot be default constructed. | |
43 | class NonDefaultConstructible { | |
44 | public: | |
45 | explicit NonDefaultConstructible(int /* dummy */) {} | |
46 | }; | |
47 | ||
48 | class MockFoo { | |
49 | public: | |
50 | // A mock method that returns a user-defined type. Google Mock | |
51 | // doesn't know what the default value for this type is. | |
52 | MOCK_METHOD0(GetNonDefaultConstructible, NonDefaultConstructible()); | |
53 | }; | |
54 | ||
55 | #if GTEST_HAS_EXCEPTIONS | |
56 | ||
57 | TEST(DefaultValueTest, ThrowsRuntimeErrorWhenNoDefaultValue) { | |
58 | MockFoo mock; | |
59 | try { | |
60 | // No expectation is set on this method, so Google Mock must | |
61 | // return the default value. However, since Google Mock knows | |
62 | // nothing about the return type, it doesn't know what to return, | |
63 | // and has to throw (when exceptions are enabled) or abort | |
64 | // (otherwise). | |
65 | mock.GetNonDefaultConstructible(); | |
66 | FAIL() << "GetNonDefaultConstructible()'s return type has no default " | |
67 | << "value, so Google Mock should have thrown."; | |
68 | } catch (const GoogleTestFailureException& /* unused */) { | |
69 | FAIL() << "Google Test does not try to catch an exception of type " | |
70 | << "GoogleTestFailureException, which is used for reporting " | |
71 | << "a failure to other testing frameworks. Google Mock should " | |
72 | << "not throw a GoogleTestFailureException as it will kill the " | |
73 | << "entire test program instead of just the current TEST."; | |
74 | } catch (const std::exception& ex) { | |
75 | EXPECT_THAT(ex.what(), HasSubstr("has no default value")); | |
76 | } | |
77 | } | |
78 | ||
79 | #endif | |
80 | ||
81 | } // unnamed namespace |