1 // Copyright (c) 2009 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 #ifndef BASE_TEST_PERF_TEST_SUITE_H_ 6 #define BASE_TEST_PERF_TEST_SUITE_H_ 7 8 #include "base/command_line.h" 9 #include "base/debug_util.h" 10 #include "base/file_path.h" 11 #include "base/perftimer.h" 12 #include "base/process_util.h" 13 #include "base/string_util.h" 14 #include "base/test/test_suite.h" 15 16 class PerfTestSuite : public TestSuite { 17 public: PerfTestSuite(int argc,char ** argv)18 PerfTestSuite(int argc, char** argv) : TestSuite(argc, argv) { 19 } 20 Initialize()21 virtual void Initialize() { 22 TestSuite::Initialize(); 23 24 // Initialize the perf timer log 25 FilePath log_path; 26 std::wstring log_file = 27 CommandLine::ForCurrentProcess()->GetSwitchValue("log-file"); 28 if (log_file.empty()) { 29 FilePath exe; 30 PathService::Get(base::FILE_EXE, &exe); 31 log_path = exe.ReplaceExtension(FILE_PATH_LITERAL("log")); 32 log_path = log_path.InsertBeforeExtension(FILE_PATH_LITERAL("_perf")); 33 } else { 34 log_path = FilePath::FromWStringHack(log_file); 35 } 36 ASSERT_TRUE(InitPerfLog(log_path)); 37 38 // Raise to high priority to have more precise measurements. Since we don't 39 // aim at 1% precision, it is not necessary to run at realtime level. 40 if (!DebugUtil::BeingDebugged()) 41 base::RaiseProcessToHighPriority(); 42 } 43 Shutdown()44 virtual void Shutdown() { 45 TestSuite::Shutdown(); 46 47 FinalizePerfLog(); 48 } 49 }; 50 51 #endif // BASE_TEST_PERF_TEST_SUITE_H_ 52