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// Copyright (c) 2010 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/test/perf_test_suite.h"
#include "base/command_line.h"
#include "base/debug/debugger.h"
#include "base/files/file_path.h"
#include "base/path_service.h"
#include "base/process/launch.h"
#include "base/strings/string_util.h"
#include "base/test/perf_log.h"
#include "build/build_config.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace base {
PerfTestSuite::PerfTestSuite(int argc, char** argv) : TestSuite(argc, argv) {}
void PerfTestSuite::Initialize() {
TestSuite::Initialize();
// Initialize the perf timer log
FilePath log_path =
CommandLine::ForCurrentProcess()->GetSwitchValuePath("log-file");
if (log_path.empty()) {
PathService::Get(FILE_EXE, &log_path);
#if defined(OS_ANDROID) || defined(OS_FUCHSIA)
base::FilePath tmp_dir;
PathService::Get(base::DIR_CACHE, &tmp_dir);
log_path = tmp_dir.Append(log_path.BaseName());
#endif
log_path = log_path.ReplaceExtension(FILE_PATH_LITERAL("log"));
log_path = log_path.InsertBeforeExtension(FILE_PATH_LITERAL("_perf"));
}
ASSERT_TRUE(InitPerfLog(log_path));
// Raise to high priority to have more precise measurements. Since we don't
// aim at 1% precision, it is not necessary to run at realtime level.
if (!debug::BeingDebugged())
RaiseProcessToHighPriority();
}
void PerfTestSuite::Shutdown() {
TestSuite::Shutdown();
FinalizePerfLog();
}
} // namespace base