components/gcm_driver/gcm_delayed_task_controller_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 "components/gcm_driver/gcm_delayed_task_controller.h"
   6
   7 #include "base/bind.h"
   8 #include "testing/gtest/include/gtest/gtest.h"
   9
  10 namespace gcm {
  11
  12 class GCMDelayedTaskControllerTest : public testing::Test {
  13  public:
  14   GCMDelayedTaskControllerTest();
  15   virtual ~GCMDelayedTaskControllerTest();
  16
  17   void TestTask();
  18
  19   GCMDelayedTaskController* controller() { return controller_.get(); }
  20
  21   int number_of_triggered_tasks() const { return number_of_triggered_tasks_; }
  22
  23  private:
  24   scoped_ptr<GCMDelayedTaskController> controller_;
  25   int number_of_triggered_tasks_;
  26 };
  27
  28 GCMDelayedTaskControllerTest::GCMDelayedTaskControllerTest()
  29     : controller_(new GCMDelayedTaskController), number_of_triggered_tasks_(0) {
  30 }
  31
  32 GCMDelayedTaskControllerTest::~GCMDelayedTaskControllerTest() {
  33 }
  34
  35 void GCMDelayedTaskControllerTest::TestTask() {
  36   ++number_of_triggered_tasks_;
  37 }
  38
  39 // Tests that a newly created controller forced tasks to be delayed, while
  40 // calling SetReady allows tasks to execute.
  41 TEST_F(GCMDelayedTaskControllerTest, SetReadyWithNoTasks) {
  42   EXPECT_FALSE(controller()->CanRunTaskWithoutDelay());
  43   EXPECT_EQ(0, number_of_triggered_tasks());
  44
  45   controller()->SetReady();
  46   EXPECT_TRUE(controller()->CanRunTaskWithoutDelay());
  47   EXPECT_EQ(0, number_of_triggered_tasks());
  48 }
  49
  50 // Tests that tasks are triggered when controlles is set to ready.
  51 TEST_F(GCMDelayedTaskControllerTest, PendingTasksTriggeredWhenSetReady) {
  52   controller()->AddTask(base::Bind(&GCMDelayedTaskControllerTest::TestTask,
  53                                    base::Unretained(this)));
  54   controller()->AddTask(base::Bind(&GCMDelayedTaskControllerTest::TestTask,
  55                                    base::Unretained(this)));
  56
  57   controller()->SetReady();
  58   EXPECT_EQ(2, number_of_triggered_tasks());
  59 }
  60
  61 }  // namespace gcm