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/*
* Copyright (C) 2020 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
// This file registers a GTest listener that logs test begin/end in logcat.
// This is to avoid problems like b/149852934 where the test output cannot be
// correlated with the prouction code's logcat logs because they use different
// clock sources.
#include <android/log.h>
#include "test/gtest_and_gmock.h"
namespace perfetto {
namespace test {
namespace {
#define PERFETTO_TEST_LOG(...) \
__android_log_print(ANDROID_LOG_DEBUG, "perfetto", ##__VA_ARGS__)
class LogcatPrinter : public testing::EmptyTestEventListener {
public:
LogcatPrinter();
~LogcatPrinter() override;
// testing::EmptyTestEventListener:
void OnTestCaseStart(const testing::TestCase& test_case) override;
void OnTestStart(const testing::TestInfo& test_info) override;
void OnTestEnd(const testing::TestInfo& test_info) override;
void OnTestCaseEnd(const testing::TestCase& test_case) override;
};
LogcatPrinter::LogcatPrinter() = default;
LogcatPrinter::~LogcatPrinter() = default;
void LogcatPrinter::OnTestCaseStart(const testing::TestCase& test_case) {
PERFETTO_TEST_LOG("Test case start: %s", test_case.name());
}
void LogcatPrinter::OnTestStart(const testing::TestInfo& test_info) {
PERFETTO_TEST_LOG("Test start: %s.%s", test_info.test_case_name(),
test_info.name());
}
void LogcatPrinter::OnTestEnd(const testing::TestInfo& test_info) {
const auto* result = test_info.result();
const char* state = "N/A";
if (result)
state = result->Passed() ? "PASS" : "FAIL";
PERFETTO_TEST_LOG("Test end: %s.%s [%s]", test_info.test_case_name(),
test_info.name(), state);
}
void LogcatPrinter::OnTestCaseEnd(const testing::TestCase& test_case) {
PERFETTO_TEST_LOG("Test case end: %s. succeeded=%d, failed=%d",
test_case.name(), test_case.successful_test_count(),
test_case.failed_test_count());
}
// This static initializer
void __attribute__((constructor)) __attribute__((visibility("default")))
SetupGtestLogcatPrinter() {
static LogcatPrinter* instance = new LogcatPrinter();
auto& listeners = testing::UnitTest::GetInstance()->listeners();
listeners.Append(instance);
}
} // namespace
} // namespace test
} // namespace perfetto
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