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