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 16 namespace base { 17 18 PerfTestSuite::PerfTestSuite(int argc, char** argv) : TestSuite(argc, argv) { 19 } 20 21 void 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 41 void PerfTestSuite::Shutdown() { 42 TestSuite::Shutdown(); 43 FinalizePerfLog(); 44 } 45 46 } // namespace base 47
