Index: base/test/perf_time_logger.cc |
diff --git a/base/test/perf_time_logger.cc b/base/test/perf_time_logger.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..c05ba51b7d84d70df2e590e27b7b6fa39d42fb61 |
--- /dev/null |
+++ b/base/test/perf_time_logger.cc |
@@ -0,0 +1,27 @@ |
+// 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_time_logger.h" |
+ |
+#include "base/test/perf_log.h" |
+ |
+namespace base { |
+ |
+PerfTimeLogger::PerfTimeLogger(const char* test_name) |
+ : logged_(false), test_name_(test_name) {} |
+ |
+PerfTimeLogger::~PerfTimeLogger() { |
+ if (!logged_) |
+ Done(); |
+} |
+ |
+void PerfTimeLogger::Done() { |
+ // we use a floating-point millisecond value because it is more |
+ // intuitive than microseconds and we want more precision than |
+ // integer milliseconds |
+ LogPerfResult(test_name_.c_str(), timer_.Elapsed().InMillisecondsF(), "ms"); |
+ logged_ = true; |
+} |
+ |
+} // namespace base |