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/files/file_path.h" 10 #include "base/path_service.h" 11 #include "base/process/launch.h" 12 #include "base/strings/string_util.h" 13 #include "base/test/perf_log.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 void PerfTestSuite::Initialize() { 21 TestSuite::Initialize(); 22 23 // Initialize the perf timer log 24 FilePath log_path = 25 CommandLine::ForCurrentProcess()->GetSwitchValuePath("log-file"); 26 if (log_path.empty()) { 27 FilePath exe; 28 PathService::Get(FILE_EXE, &exe); 29 log_path = exe.ReplaceExtension(FILE_PATH_LITERAL("log")); 30 log_path = log_path.InsertBeforeExtension(FILE_PATH_LITERAL("_perf")); 31 } 32 ASSERT_TRUE(InitPerfLog(log_path)); 33 34 // Raise to high priority to have more precise measurements. Since we don't 35 // aim at 1% precision, it is not necessary to run at realtime level. 36 if (!debug::BeingDebugged()) 37 RaiseProcessToHighPriority(); 38 } 39 40 void PerfTestSuite::Shutdown() { 41 TestSuite::Shutdown(); 42 FinalizePerfLog(); 43 } 44 45 } // namespace base 46
