93 lines
3.4 KiB
C++
93 lines
3.4 KiB
C++
// Copyright 2009, Google Inc.
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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// Author: wan@google.com (Zhanyong Wan)
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// Tests Google Test's throw-on-failure mode with exceptions enabled.
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#include <gtest/gtest.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <stdexcept>
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// Prints the given failure message and exits the program with
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// non-zero. We use this instead of a Google Test assertion to
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// indicate a failure, as the latter is been tested and cannot be
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// relied on.
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void Fail(const char* msg) {
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printf("FAILURE: %s\n", msg);
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fflush(stdout);
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exit(1);
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}
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// Tests that an assertion failure throws a subclass of
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// std::runtime_error.
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void TestFailureThrowsRuntimeError() {
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testing::GTEST_FLAG(throw_on_failure) = true;
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// A successful assertion shouldn't throw.
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try {
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EXPECT_EQ(3, 3);
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} catch(...) {
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Fail("A successful assertion wrongfully threw.");
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}
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// A failed assertion should throw a subclass of std::runtime_error.
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try {
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EXPECT_EQ(2, 3) << "Expected failure";
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} catch(const std::runtime_error& e) {
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if (strstr(e.what(), "Expected failure") != NULL)
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return;
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printf("%s",
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"A failed assertion did throw an exception of the right type, "
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"but the message is incorrect. Instead of containing \"Expected "
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"failure\", it is:\n");
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Fail(e.what());
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} catch(...) {
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Fail("A failed assertion threw the wrong type of exception.");
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}
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Fail("A failed assertion should've thrown but didn't.");
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}
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int main(int argc, char** argv) {
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testing::InitGoogleTest(&argc, argv);
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// We want to ensure that people can use Google Test assertions in
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// other testing frameworks, as long as they initialize Google Test
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// properly and set the thrown-on-failure mode. Therefore, we don't
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// use Google Test's constructs for defining and running tests
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// (e.g. TEST and RUN_ALL_TESTS) here.
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TestFailureThrowsRuntimeError();
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return 0;
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}
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