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// Copyright 2009 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.
//
// The Google C++ Testing and Mocking Framework (Google Test)
//
// This file contains tests verifying correctness of data provided via
// UnitTest's public methods.
#include "gtest/gtest.h"
#include <string.h> // For strcmp.
#include <algorithm>
using ::testing::InitGoogleTest;
namespace testing {
namespace internal {
template <typename T>
struct LessByName {
bool operator()(const T* a, const T* b) {
return strcmp(a->name(), b->name()) < 0;
}
};
class UnitTestHelper {
public:
// Returns the array of pointers to all test suites sorted by the test suite
// name. The caller is responsible for deleting the array.
static TestSuite const** GetSortedTestSuites() {
UnitTest& unit_test = *UnitTest::GetInstance();
auto const** const test_suites = new const TestSuite*[static_cast<size_t>(
unit_test.total_test_suite_count())];
for (int i = 0; i < unit_test.total_test_suite_count(); ++i)
test_suites[i] = unit_test.GetTestSuite(i);
std::sort(test_suites,
test_suites + unit_test.total_test_suite_count(),
LessByName<TestSuite>());
return test_suites;
}
// Returns the test suite by its name. The caller doesn't own the returned
// pointer.
static const TestSuite* FindTestSuite(const char* name) {
UnitTest& unit_test = *UnitTest::GetInstance();
for (int i = 0; i < unit_test.total_test_suite_count(); ++i) {
const TestSuite* test_suite = unit_test.GetTestSuite(i);
if (0 == strcmp(test_suite->name(), name))
return test_suite;
}
return nullptr;
}
// Returns the array of pointers to all tests in a particular test suite
// sorted by the test name. The caller is responsible for deleting the
// array.
static TestInfo const** GetSortedTests(const TestSuite* test_suite) {
TestInfo const** const tests = new const TestInfo*[static_cast<size_t>(
test_suite->total_test_count())];
for (int i = 0; i < test_suite->total_test_count(); ++i)
tests[i] = test_suite->GetTestInfo(i);
std::sort(tests, tests + test_suite->total_test_count(),
LessByName<TestInfo>());
return tests;
}
};
template <typename T> class TestSuiteWithCommentTest : public Test {};
TYPED_TEST_SUITE(TestSuiteWithCommentTest, Types<int>);
TYPED_TEST(TestSuiteWithCommentTest, Dummy) {}
const int kTypedTestSuites = 1;
const int kTypedTests = 1;
// We can only test the accessors that do not change value while tests run.
// Since tests can be run in any order, the values the accessors that track
// test execution (such as failed_test_count) can not be predicted.
TEST(ApiTest, UnitTestImmutableAccessorsWork) {
UnitTest* unit_test = UnitTest::GetInstance();
ASSERT_EQ(2 + kTypedTestSuites, unit_test->total_test_suite_count());
EXPECT_EQ(1 + kTypedTestSuites, unit_test->test_suite_to_run_count());
EXPECT_EQ(2, unit_test->disabled_test_count());
EXPECT_EQ(5 + kTypedTests, unit_test->total_test_count());
EXPECT_EQ(3 + kTypedTests, unit_test->test_to_run_count());
const TestSuite** const test_suites = UnitTestHelper::GetSortedTestSuites();
EXPECT_STREQ("ApiTest", test_suites[0]->name());
EXPECT_STREQ("DISABLED_Test", test_suites[1]->name());
EXPECT_STREQ("TestSuiteWithCommentTest/0", test_suites[2]->name());
delete[] test_suites;
// The following lines initiate actions to verify certain methods in
// FinalSuccessChecker::TearDown.
// Records a test property to verify TestResult::GetTestProperty().
RecordProperty("key", "value");
}
AssertionResult IsNull(const char* str) {
if (str != nullptr) {
return testing::AssertionFailure() << "argument is " << str;
}
return AssertionSuccess();
}
TEST(ApiTest, TestSuiteImmutableAccessorsWork) {
const TestSuite* test_suite = UnitTestHelper::FindTestSuite("ApiTest");
ASSERT_TRUE(test_suite != nullptr);
EXPECT_STREQ("ApiTest", test_suite->name());
EXPECT_TRUE(IsNull(test_suite->type_param()));
EXPECT_TRUE(test_suite->should_run());
EXPECT_EQ(1, test_suite->disabled_test_count());
EXPECT_EQ(3, test_suite->test_to_run_count());
ASSERT_EQ(4, test_suite->total_test_count());
const TestInfo** tests = UnitTestHelper::GetSortedTests(test_suite);
EXPECT_STREQ("DISABLED_Dummy1", tests[0]->name());
EXPECT_STREQ("ApiTest", tests[0]->test_suite_name());
EXPECT_TRUE(IsNull(tests[0]->value_param()));
EXPECT_TRUE(IsNull(tests[0]->type_param()));
EXPECT_FALSE(tests[0]->should_run());
EXPECT_STREQ("TestSuiteDisabledAccessorsWork", tests[1]->name());
EXPECT_STREQ("ApiTest", tests[1]->test_suite_name());
EXPECT_TRUE(IsNull(tests[1]->value_param()));
EXPECT_TRUE(IsNull(tests[1]->type_param()));
EXPECT_TRUE(tests[1]->should_run());
EXPECT_STREQ("TestSuiteImmutableAccessorsWork", tests[2]->name());
EXPECT_STREQ("ApiTest", tests[2]->test_suite_name());
EXPECT_TRUE(IsNull(tests[2]->value_param()));
EXPECT_TRUE(IsNull(tests[2]->type_param()));
EXPECT_TRUE(tests[2]->should_run());
EXPECT_STREQ("UnitTestImmutableAccessorsWork", tests[3]->name());
EXPECT_STREQ("ApiTest", tests[3]->test_suite_name());
EXPECT_TRUE(IsNull(tests[3]->value_param()));
EXPECT_TRUE(IsNull(tests[3]->type_param()));
EXPECT_TRUE(tests[3]->should_run());
delete[] tests;
tests = nullptr;
test_suite = UnitTestHelper::FindTestSuite("TestSuiteWithCommentTest/0");
ASSERT_TRUE(test_suite != nullptr);
EXPECT_STREQ("TestSuiteWithCommentTest/0", test_suite->name());
EXPECT_STREQ(GetTypeName<Types<int>>().c_str(), test_suite->type_param());
EXPECT_TRUE(test_suite->should_run());
EXPECT_EQ(0, test_suite->disabled_test_count());
EXPECT_EQ(1, test_suite->test_to_run_count());
ASSERT_EQ(1, test_suite->total_test_count());
tests = UnitTestHelper::GetSortedTests(test_suite);
EXPECT_STREQ("Dummy", tests[0]->name());
EXPECT_STREQ("TestSuiteWithCommentTest/0", tests[0]->test_suite_name());
EXPECT_TRUE(IsNull(tests[0]->value_param()));
EXPECT_STREQ(GetTypeName<Types<int>>().c_str(), tests[0]->type_param());
EXPECT_TRUE(tests[0]->should_run());
delete[] tests;
}
TEST(ApiTest, TestSuiteDisabledAccessorsWork) {
const TestSuite* test_suite = UnitTestHelper::FindTestSuite("DISABLED_Test");
ASSERT_TRUE(test_suite != nullptr);
EXPECT_STREQ("DISABLED_Test", test_suite->name());
EXPECT_TRUE(IsNull(test_suite->type_param()));
EXPECT_FALSE(test_suite->should_run());
EXPECT_EQ(1, test_suite->disabled_test_count());
EXPECT_EQ(0, test_suite->test_to_run_count());
ASSERT_EQ(1, test_suite->total_test_count());
const TestInfo* const test_info = test_suite->GetTestInfo(0);
EXPECT_STREQ("Dummy2", test_info->name());
EXPECT_STREQ("DISABLED_Test", test_info->test_suite_name());
EXPECT_TRUE(IsNull(test_info->value_param()));
EXPECT_TRUE(IsNull(test_info->type_param()));
EXPECT_FALSE(test_info->should_run());
}
// These two tests are here to provide support for testing
// test_suite_to_run_count, disabled_test_count, and test_to_run_count.
TEST(ApiTest, DISABLED_Dummy1) {}
TEST(DISABLED_Test, Dummy2) {}
class FinalSuccessChecker : public Environment {
protected:
void TearDown() override {
UnitTest* unit_test = UnitTest::GetInstance();
EXPECT_EQ(1 + kTypedTestSuites, unit_test->successful_test_suite_count());
EXPECT_EQ(3 + kTypedTests, unit_test->successful_test_count());
EXPECT_EQ(0, unit_test->failed_test_suite_count());
EXPECT_EQ(0, unit_test->failed_test_count());
EXPECT_TRUE(unit_test->Passed());
EXPECT_FALSE(unit_test->Failed());
ASSERT_EQ(2 + kTypedTestSuites, unit_test->total_test_suite_count());
const TestSuite** const test_suites = UnitTestHelper::GetSortedTestSuites();
EXPECT_STREQ("ApiTest", test_suites[0]->name());
EXPECT_TRUE(IsNull(test_suites[0]->type_param()));
EXPECT_TRUE(test_suites[0]->should_run());
EXPECT_EQ(1, test_suites[0]->disabled_test_count());
ASSERT_EQ(4, test_suites[0]->total_test_count());
EXPECT_EQ(3, test_suites[0]->successful_test_count());
EXPECT_EQ(0, test_suites[0]->failed_test_count());
EXPECT_TRUE(test_suites[0]->Passed());
EXPECT_FALSE(test_suites[0]->Failed());
EXPECT_STREQ("DISABLED_Test", test_suites[1]->name());
EXPECT_TRUE(IsNull(test_suites[1]->type_param()));
EXPECT_FALSE(test_suites[1]->should_run());
EXPECT_EQ(1, test_suites[1]->disabled_test_count());
ASSERT_EQ(1, test_suites[1]->total_test_count());
EXPECT_EQ(0, test_suites[1]->successful_test_count());
EXPECT_EQ(0, test_suites[1]->failed_test_count());
EXPECT_STREQ("TestSuiteWithCommentTest/0", test_suites[2]->name());
EXPECT_STREQ(GetTypeName<Types<int>>().c_str(),
test_suites[2]->type_param());
EXPECT_TRUE(test_suites[2]->should_run());
EXPECT_EQ(0, test_suites[2]->disabled_test_count());
ASSERT_EQ(1, test_suites[2]->total_test_count());
EXPECT_EQ(1, test_suites[2]->successful_test_count());
EXPECT_EQ(0, test_suites[2]->failed_test_count());
EXPECT_TRUE(test_suites[2]->Passed());
EXPECT_FALSE(test_suites[2]->Failed());
const TestSuite* test_suite = UnitTestHelper::FindTestSuite("ApiTest");
const TestInfo** tests = UnitTestHelper::GetSortedTests(test_suite);
EXPECT_STREQ("DISABLED_Dummy1", tests[0]->name());
EXPECT_STREQ("ApiTest", tests[0]->test_suite_name());
EXPECT_FALSE(tests[0]->should_run());
EXPECT_STREQ("TestSuiteDisabledAccessorsWork", tests[1]->name());
EXPECT_STREQ("ApiTest", tests[1]->test_suite_name());
EXPECT_TRUE(IsNull(tests[1]->value_param()));
EXPECT_TRUE(IsNull(tests[1]->type_param()));
EXPECT_TRUE(tests[1]->should_run());
EXPECT_TRUE(tests[1]->result()->Passed());
EXPECT_EQ(0, tests[1]->result()->test_property_count());
EXPECT_STREQ("TestSuiteImmutableAccessorsWork", tests[2]->name());
EXPECT_STREQ("ApiTest", tests[2]->test_suite_name());
EXPECT_TRUE(IsNull(tests[2]->value_param()));
EXPECT_TRUE(IsNull(tests[2]->type_param()));
EXPECT_TRUE(tests[2]->should_run());
EXPECT_TRUE(tests[2]->result()->Passed());
EXPECT_EQ(0, tests[2]->result()->test_property_count());
EXPECT_STREQ("UnitTestImmutableAccessorsWork", tests[3]->name());
EXPECT_STREQ("ApiTest", tests[3]->test_suite_name());
EXPECT_TRUE(IsNull(tests[3]->value_param()));
EXPECT_TRUE(IsNull(tests[3]->type_param()));
EXPECT_TRUE(tests[3]->should_run());
EXPECT_TRUE(tests[3]->result()->Passed());
EXPECT_EQ(1, tests[3]->result()->test_property_count());
const TestProperty& property = tests[3]->result()->GetTestProperty(0);
EXPECT_STREQ("key", property.key());
EXPECT_STREQ("value", property.value());
delete[] tests;
test_suite = UnitTestHelper::FindTestSuite("TestSuiteWithCommentTest/0");
tests = UnitTestHelper::GetSortedTests(test_suite);
EXPECT_STREQ("Dummy", tests[0]->name());
EXPECT_STREQ("TestSuiteWithCommentTest/0", tests[0]->test_suite_name());
EXPECT_TRUE(IsNull(tests[0]->value_param()));
EXPECT_STREQ(GetTypeName<Types<int>>().c_str(), tests[0]->type_param());
EXPECT_TRUE(tests[0]->should_run());
EXPECT_TRUE(tests[0]->result()->Passed());
EXPECT_EQ(0, tests[0]->result()->test_property_count());
delete[] tests;
delete[] test_suites;
}
};
} // namespace internal
} // namespace testing
int main(int argc, char **argv) {
InitGoogleTest(&argc, argv);
AddGlobalTestEnvironment(new testing::internal::FinalSuccessChecker());
return RUN_ALL_TESTS();
}