chrome/browser/sync/test/integration/status_change_checker.cc

   1 // Copyright 2013 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 "chrome/browser/sync/test/integration/status_change_checker.h"
   6
   7 #include "base/logging.h"
   8 #include "base/message_loop/message_loop.h"
   9 #include "base/timer/timer.h"
  10
  11 StatusChangeChecker::StatusChangeChecker() : timed_out_(false) {
  12 }
  13
  14 StatusChangeChecker::~StatusChangeChecker() {}
  15
  16 bool StatusChangeChecker::TimedOut() const {
  17   return timed_out_;
  18 }
  19
  20 base::TimeDelta StatusChangeChecker::GetTimeoutDuration() {
  21   return base::TimeDelta::FromSeconds(45);
  22 }
  23
  24 void StatusChangeChecker::StartBlockingWait() {
  25   base::OneShotTimer<StatusChangeChecker> timer;
  26   timer.Start(FROM_HERE,
  27               GetTimeoutDuration(),
  28               base::Bind(&StatusChangeChecker::OnTimeout,
  29                          base::Unretained(this)));
  30
  31   {
  32     base::MessageLoop* loop = base::MessageLoop::current();
  33     base::MessageLoop::ScopedNestableTaskAllower allow(loop);
  34     loop->Run();
  35   }
  36 }
  37
  38 void StatusChangeChecker::StopWaiting() {
  39   base::MessageLoop::current()->QuitWhenIdle();
  40 }
  41
  42 void StatusChangeChecker::CheckExitCondition() {
  43   DVLOG(1) << "Await -> Checking Condition: " << GetDebugMessage();
  44   if (IsExitConditionSatisfied()) {
  45     DVLOG(1) << "Await -> Condition met: " << GetDebugMessage();
  46     StopWaiting();
  47   }
  48 }
  49
  50 void StatusChangeChecker::OnTimeout() {
  51   DVLOG(1) << "Await -> Timed out: " << GetDebugMessage();
  52   timed_out_ = true;
  53   StopWaiting();
  54 }