chrome/browser/sync_file_system/drive_backend/callback_tracker_unittest.cc

   1 // Copyright 2014 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_file_system/drive_backend/callback_tracker.h"
   6
   7 #include "testing/gtest/include/gtest/gtest.h"
   8
   9 namespace sync_file_system {
  10 namespace drive_backend {
  11
  12 namespace {
  13
  14 void Receiver(bool* called) {
  15   DCHECK(called);
  16   EXPECT_FALSE(*called);
  17   *called = true;
  18 }
  19
  20 }  // namespace
  21
  22 TEST(CallbackTrackerTest, AbortAll) {
  23   CallbackTracker tracker;
  24
  25   bool aborted = false;
  26   bool invoked = false;
  27   base::Closure callback = tracker.Register(base::Bind(&Receiver, &aborted),
  28                                             base::Bind(&Receiver, &invoked));
  29   tracker.AbortAll();
  30   EXPECT_TRUE(aborted);
  31   EXPECT_FALSE(invoked);
  32
  33   callback.Run();
  34   EXPECT_TRUE(aborted);
  35   EXPECT_FALSE(invoked);
  36 }
  37
  38 TEST(CallbackTrackerTest, Invoke) {
  39   CallbackTracker tracker;
  40
  41   bool aborted = false;
  42   bool invoked = false;
  43   base::Closure callback = tracker.Register(base::Bind(&Receiver, &aborted),
  44                                             base::Bind(&Receiver, &invoked));
  45   callback.Run();
  46   EXPECT_FALSE(aborted);
  47   EXPECT_TRUE(invoked);
  48
  49   // Second call should not do anything.
  50   invoked = false;
  51   callback.Run();
  52   EXPECT_FALSE(invoked);
  53
  54   tracker.AbortAll();
  55   EXPECT_FALSE(aborted);
  56 }
  57
  58 }  // namespace drive_backend
  59 }  // namespace sync_file_system