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-// Copyright 2008, Google Inc.
-// All rights reserved.
-//
-// Redistribution and use in source and binary forms, with or without
-// modification, are permitted provided that the following conditions are
-// met:
-//
-// * Redistributions of source code must retain the above copyright
-// notice, this list of conditions and the following disclaimer.
-// * Redistributions in binary form must reproduce the above
-// copyright notice, this list of conditions and the following disclaimer
-// in the documentation and/or other materials provided with the
-// distribution.
-// * Neither the name of Google Inc. nor the names of its
-// contributors may be used to endorse or promote products derived from
-// this software without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-//
-// Author: wan@google.com (Zhanyong Wan)
-
-// Tests the --gtest_repeat=number flag.
-
-#include <stdlib.h>
-#include <iostream>
-#include "gtest/gtest.h"
-
-// Indicates that this translation unit is part of Google Test's
-// implementation. It must come before gtest-internal-inl.h is
-// included, or there will be a compiler error. This trick is to
-// prevent a user from accidentally including gtest-internal-inl.h in
-// his code.
-#define GTEST_IMPLEMENTATION_ 1
-#include "src/gtest-internal-inl.h"
-#undef GTEST_IMPLEMENTATION_
-
-namespace testing {
-
-GTEST_DECLARE_string_(death_test_style);
-GTEST_DECLARE_string_(filter);
-GTEST_DECLARE_int32_(repeat);
-
-} // namespace testing
-
-using testing::GTEST_FLAG(death_test_style);
-using testing::GTEST_FLAG(filter);
-using testing::GTEST_FLAG(repeat);
-
-namespace {
-
-// We need this when we are testing Google Test itself and therefore
-// cannot use Google Test assertions.
-#define GTEST_CHECK_INT_EQ_(expected, actual) \
- do {\
- const int expected_val = (expected);\
- const int actual_val = (actual);\
- if (::testing::internal::IsTrue(expected_val != actual_val)) {\
- ::std::cout << "Value of: " #actual "\n"\
- << " Actual: " << actual_val << "\n"\
- << "Expected: " #expected "\n"\
- << "Which is: " << expected_val << "\n";\
- ::testing::internal::posix::Abort();\
- }\
- } while (::testing::internal::AlwaysFalse())
-
-
-// Used for verifying that global environment set-up and tear-down are
-// inside the gtest_repeat loop.
-
-int g_environment_set_up_count = 0;
-int g_environment_tear_down_count = 0;
-
-class MyEnvironment : public testing::Environment {
- public:
- MyEnvironment() {}
- virtual void SetUp() { g_environment_set_up_count++; }
- virtual void TearDown() { g_environment_tear_down_count++; }
-};
-
-// A test that should fail.
-
-int g_should_fail_count = 0;
-
-TEST(FooTest, ShouldFail) {
- g_should_fail_count++;
- EXPECT_EQ(0, 1) << "Expected failure.";
-}
-
-// A test that should pass.
-
-int g_should_pass_count = 0;
-
-TEST(FooTest, ShouldPass) {
- g_should_pass_count++;
-}
-
-// A test that contains a thread-safe death test and a fast death
-// test. It should pass.
-
-int g_death_test_count = 0;
-
-TEST(BarDeathTest, ThreadSafeAndFast) {
- g_death_test_count++;
-
- GTEST_FLAG(death_test_style) = "threadsafe";
- EXPECT_DEATH_IF_SUPPORTED(::testing::internal::posix::Abort(), "");
-
- GTEST_FLAG(death_test_style) = "fast";
- EXPECT_DEATH_IF_SUPPORTED(::testing::internal::posix::Abort(), "");
-}
-
-#if GTEST_HAS_PARAM_TEST
-int g_param_test_count = 0;
-
-const int kNumberOfParamTests = 10;
-
-class MyParamTest : public testing::TestWithParam<int> {};
-
-TEST_P(MyParamTest, ShouldPass) {
- // TODO(vladl@google.com): Make parameter value checking robust
- // WRT order of tests.
- GTEST_CHECK_INT_EQ_(g_param_test_count % kNumberOfParamTests, GetParam());
- g_param_test_count++;
-}
-INSTANTIATE_TEST_CASE_P(MyParamSequence,
- MyParamTest,
- testing::Range(0, kNumberOfParamTests));
-#endif // GTEST_HAS_PARAM_TEST
-
-// Resets the count for each test.
-void ResetCounts() {
- g_environment_set_up_count = 0;
- g_environment_tear_down_count = 0;
- g_should_fail_count = 0;
- g_should_pass_count = 0;
- g_death_test_count = 0;
-#if GTEST_HAS_PARAM_TEST
- g_param_test_count = 0;
-#endif // GTEST_HAS_PARAM_TEST
-}
-
-// Checks that the count for each test is expected.
-void CheckCounts(int expected) {
- GTEST_CHECK_INT_EQ_(expected, g_environment_set_up_count);
- GTEST_CHECK_INT_EQ_(expected, g_environment_tear_down_count);
- GTEST_CHECK_INT_EQ_(expected, g_should_fail_count);
- GTEST_CHECK_INT_EQ_(expected, g_should_pass_count);
- GTEST_CHECK_INT_EQ_(expected, g_death_test_count);
-#if GTEST_HAS_PARAM_TEST
- GTEST_CHECK_INT_EQ_(expected * kNumberOfParamTests, g_param_test_count);
-#endif // GTEST_HAS_PARAM_TEST
-}
-
-// Tests the behavior of Google Test when --gtest_repeat is not specified.
-void TestRepeatUnspecified() {
- ResetCounts();
- GTEST_CHECK_INT_EQ_(1, RUN_ALL_TESTS());
- CheckCounts(1);
-}
-
-// Tests the behavior of Google Test when --gtest_repeat has the given value.
-void TestRepeat(int repeat) {
- GTEST_FLAG(repeat) = repeat;
-
- ResetCounts();
- GTEST_CHECK_INT_EQ_(repeat > 0 ? 1 : 0, RUN_ALL_TESTS());
- CheckCounts(repeat);
-}
-
-// Tests using --gtest_repeat when --gtest_filter specifies an empty
-// set of tests.
-void TestRepeatWithEmptyFilter(int repeat) {
- GTEST_FLAG(repeat) = repeat;
- GTEST_FLAG(filter) = "None";
-
- ResetCounts();
- GTEST_CHECK_INT_EQ_(0, RUN_ALL_TESTS());
- CheckCounts(0);
-}
-
-// Tests using --gtest_repeat when --gtest_filter specifies a set of
-// successful tests.
-void TestRepeatWithFilterForSuccessfulTests(int repeat) {
- GTEST_FLAG(repeat) = repeat;
- GTEST_FLAG(filter) = "*-*ShouldFail";
-
- ResetCounts();
- GTEST_CHECK_INT_EQ_(0, RUN_ALL_TESTS());
- GTEST_CHECK_INT_EQ_(repeat, g_environment_set_up_count);
- GTEST_CHECK_INT_EQ_(repeat, g_environment_tear_down_count);
- GTEST_CHECK_INT_EQ_(0, g_should_fail_count);
- GTEST_CHECK_INT_EQ_(repeat, g_should_pass_count);
- GTEST_CHECK_INT_EQ_(repeat, g_death_test_count);
-#if GTEST_HAS_PARAM_TEST
- GTEST_CHECK_INT_EQ_(repeat * kNumberOfParamTests, g_param_test_count);
-#endif // GTEST_HAS_PARAM_TEST
-}
-
-// Tests using --gtest_repeat when --gtest_filter specifies a set of
-// failed tests.
-void TestRepeatWithFilterForFailedTests(int repeat) {
- GTEST_FLAG(repeat) = repeat;
- GTEST_FLAG(filter) = "*ShouldFail";
-
- ResetCounts();
- GTEST_CHECK_INT_EQ_(1, RUN_ALL_TESTS());
- GTEST_CHECK_INT_EQ_(repeat, g_environment_set_up_count);
- GTEST_CHECK_INT_EQ_(repeat, g_environment_tear_down_count);
- GTEST_CHECK_INT_EQ_(repeat, g_should_fail_count);
- GTEST_CHECK_INT_EQ_(0, g_should_pass_count);
- GTEST_CHECK_INT_EQ_(0, g_death_test_count);
-#if GTEST_HAS_PARAM_TEST
- GTEST_CHECK_INT_EQ_(0, g_param_test_count);
-#endif // GTEST_HAS_PARAM_TEST
-}
-
-} // namespace
-
-int main(int argc, char **argv) {
- testing::InitGoogleTest(&argc, argv);
- testing::AddGlobalTestEnvironment(new MyEnvironment);
-
- TestRepeatUnspecified();
- TestRepeat(0);
- TestRepeat(1);
- TestRepeat(5);
-
- TestRepeatWithEmptyFilter(2);
- TestRepeatWithEmptyFilter(3);
-
- TestRepeatWithFilterForSuccessfulTests(3);
-
- TestRepeatWithFilterForFailedTests(4);
-
- // It would be nice to verify that the tests indeed loop forever
- // when GTEST_FLAG(repeat) is negative, but this test will be quite
- // complicated to write. Since this flag is for interactive
- // debugging only and doesn't affect the normal test result, such a
- // test would be an overkill.
-
- printf("PASS\n");
- return 0;
-}