1// Copyright (c) 2010 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#include "base/test/perf_test_suite.h" 6 7#include "base/command_line.h" 8#include "base/debug/debugger.h" 9#include "base/file_path.h" 10#include "base/path_service.h" 11#include "base/perftimer.h" 12#include "base/process_util.h" 13#include "base/string_util.h" 14#include "testing/gtest/include/gtest/gtest.h" 15 16namespace base { 17 18PerfTestSuite::PerfTestSuite(int argc, char** argv) : TestSuite(argc, argv) { 19} 20 21void PerfTestSuite::Initialize() { 22 TestSuite::Initialize(); 23 24 // Initialize the perf timer log 25 FilePath log_path = 26 CommandLine::ForCurrentProcess()->GetSwitchValuePath("log-file"); 27 if (log_path.empty()) { 28 FilePath exe; 29 PathService::Get(base::FILE_EXE, &exe); 30 log_path = exe.ReplaceExtension(FILE_PATH_LITERAL("log")); 31 log_path = log_path.InsertBeforeExtension(FILE_PATH_LITERAL("_perf")); 32 } 33 ASSERT_TRUE(InitPerfLog(log_path)); 34 35 // Raise to high priority to have more precise measurements. Since we don't 36 // aim at 1% precision, it is not necessary to run at realtime level. 37 if (!base::debug::BeingDebugged()) 38 base::RaiseProcessToHighPriority(); 39} 40 41void PerfTestSuite::Shutdown() { 42 TestSuite::Shutdown(); 43 FinalizePerfLog(); 44} 45 46} // namespace base 47