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30 // Author: vladl@google.com (Vlad Losev)
31 //
32 // Tests that verify interaction of exceptions and death tests.
33 
34 #include "gtest/gtest-death-test.h"
35 #include "gtest/gtest.h"
36 
37 #if GTEST_HAS_DEATH_TEST
38 
39 # if GTEST_HAS_SEH
40 #  include <windows.h>          // For RaiseException().
41 # endif
42 
43 # include "gtest/gtest-spi.h"
44 
45 # if GTEST_HAS_EXCEPTIONS
46 
47 #  include <exception>  // For std::exception.
48 
49 // Tests that death tests report thrown exceptions as failures and that the
50 // exceptions do not escape death test macros.
TEST(CxxExceptionDeathTest,ExceptionIsFailure)51 TEST(CxxExceptionDeathTest, ExceptionIsFailure) {
52   try {
53     EXPECT_NONFATAL_FAILURE(EXPECT_DEATH(throw 1, ""), "threw an exception");
54   } catch (...) {  // NOLINT
55     FAIL() << "An exception escaped a death test macro invocation "
56            << "with catch_exceptions "
57            << (testing::GTEST_FLAG(catch_exceptions) ? "enabled" : "disabled");
58   }
59 }
60 
61 class TestException : public std::exception {
62  public:
what() const63   virtual const char* what() const throw() { return "exceptional message"; }
64 };
65 
TEST(CxxExceptionDeathTest,PrintsMessageForStdExceptions)66 TEST(CxxExceptionDeathTest, PrintsMessageForStdExceptions) {
67   // Verifies that the exception message is quoted in the failure text.
68   EXPECT_NONFATAL_FAILURE(EXPECT_DEATH(throw TestException(), ""),
69                           "exceptional message");
70   // Verifies that the location is mentioned in the failure text.
71   EXPECT_NONFATAL_FAILURE(EXPECT_DEATH(throw TestException(), ""),
72                           "gtest-death-test_ex_test.cc");
73 }
74 # endif  // GTEST_HAS_EXCEPTIONS
75 
76 # if GTEST_HAS_SEH
77 // Tests that enabling interception of SEH exceptions with the
78 // catch_exceptions flag does not interfere with SEH exceptions being
79 // treated as death by death tests.
TEST(SehExceptionDeasTest,CatchExceptionsDoesNotInterfere)80 TEST(SehExceptionDeasTest, CatchExceptionsDoesNotInterfere) {
81   EXPECT_DEATH(RaiseException(42, 0x0, 0, NULL), "")
82       << "with catch_exceptions "
83       << (testing::GTEST_FLAG(catch_exceptions) ? "enabled" : "disabled");
84 }
85 # endif
86 
87 #endif  // GTEST_HAS_DEATH_TEST
88 
main(int argc,char ** argv)89 int main(int argc, char** argv) {
90   testing::InitGoogleTest(&argc, argv);
91   testing::GTEST_FLAG(catch_exceptions) = GTEST_ENABLE_CATCH_EXCEPTIONS_ != 0;
92   return RUN_ALL_TESTS();
93 }
94