// Copyright 2013 The Chromium Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #include "base/test/perf_log.h" #include "base/files/file_util.h" #include "base/notreached.h" namespace base { static FILE* perf_log_file = nullptr; bool InitPerfLog(const FilePath& log_file) { if (perf_log_file) { // trying to initialize twice NOTREACHED(); return false; } perf_log_file = OpenFile(log_file, "w"); return perf_log_file != nullptr; } void FinalizePerfLog() { if (!perf_log_file) { // trying to cleanup without initializing NOTREACHED(); return; } base::CloseFile(perf_log_file); } void LogPerfResult(const char* test_name, double value, const char* units) { if (!perf_log_file) { NOTREACHED(); return; } fprintf(perf_log_file, "%s\t%g\t%s\n", test_name, value, units); printf("%s\t%g\t%s\n", test_name, value, units); fflush(stdout); } } // namespace base