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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "third_party/blink/renderer/platform/testing/blink_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"
#include "third_party/blink/renderer/platform/wtf/allocator/partitions.h"
#include "third_party/blink/renderer/platform/wtf/wtf.h"
namespace blink {
BlinkPerfTestSuite::BlinkPerfTestSuite(int argc, char** argv)
: base::TestSuite(argc, argv), env(argc, argv) {}
void BlinkPerfTestSuite::Initialize() {
TestSuite::Initialize();
// Initialize the perf timer log
base::FilePath log_path =
base::CommandLine::ForCurrentProcess()->GetSwitchValuePath("log-file");
if (log_path.empty()) {
base::PathService::Get(base::FILE_EXE, &log_path);
#if BUILDFLAG(IS_ANDROID)
base::FilePath tmp_dir;
base::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(base::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 (!base::debug::BeingDebugged())
base::RaiseProcessToHighPriority();
}
void BlinkPerfTestSuite::Shutdown() {
TestSuite::Shutdown();
base::FinalizePerfLog();
}
} // namespace blink
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