File: perf_time_logger.h

package info (click to toggle)
chromium-browser 57.0.2987.98-1~deb8u1
  • links: PTS, VCS
  • area: main
  • in suites: jessie
  • size: 2,637,852 kB
  • ctags: 2,544,394
  • sloc: cpp: 12,815,961; ansic: 3,676,222; python: 1,147,112; asm: 526,608; java: 523,212; xml: 286,794; perl: 92,654; sh: 86,408; objc: 73,271; makefile: 27,698; cs: 18,487; yacc: 13,031; tcl: 12,957; pascal: 4,875; ml: 4,716; lex: 3,904; sql: 3,862; ruby: 1,982; lisp: 1,508; php: 1,368; exp: 404; awk: 325; csh: 117; jsp: 39; sed: 37
file content (37 lines) | stat: -rw-r--r-- 977 bytes parent folder | download | duplicates (9) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
 
// 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.

#ifndef BASE_TEST_PERF_TIME_LOGGER_H_
#define BASE_TEST_PERF_TIME_LOGGER_H_

#include <string>

#include "base/macros.h"
#include "base/timer/elapsed_timer.h"

namespace base {

// Automates calling LogPerfResult for the common case where you want
// to measure the time that something took. Call Done() when the test
// is complete if you do extra work after the test or there are stack
// objects with potentially expensive constructors. Otherwise, this
// class with automatically log on destruction.
class PerfTimeLogger {
 public:
  explicit PerfTimeLogger(const char* test_name);
  ~PerfTimeLogger();

  void Done();

 private:
  bool logged_;
  std::string test_name_;
  ElapsedTimer timer_;

  DISALLOW_COPY_AND_ASSIGN(PerfTimeLogger);
};

}  // namespace base

#endif  // BASE_TEST_PERF_TIME_LOGGER_H_