content/child/worker_task_runner_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 "content/child/worker_task_runner.h"
   6
   7 #include "base/logging.h"
   8 #include "testing/gmock/include/gmock/gmock.h"
   9 #include "testing/gtest/include/gtest/gtest.h"
  10
  11 namespace content {
  12
  13 class WorkerTaskRunnerTest : public testing::Test {
  14  public:
  15   void FakeStart() {
  16     task_runner_.OnWorkerRunLoopStarted(blink::WebWorkerRunLoop());
  17   }
  18   void FakeStop() {
  19     task_runner_.OnWorkerRunLoopStopped(blink::WebWorkerRunLoop());
  20   }
  21   WorkerTaskRunner task_runner_;
  22 };
  23
  24 class MockObserver : public WorkerTaskRunner::Observer {
  25  public:
  26   MOCK_METHOD0(OnWorkerRunLoopStopped, void());
  27   void RemoveSelfOnNotify() {
  28     ON_CALL(*this, OnWorkerRunLoopStopped()).WillByDefault(
  29         testing::Invoke(this, &MockObserver::RemoveSelf));
  30   }
  31   void RemoveSelf() {
  32     runner_->RemoveStopObserver(this);
  33   }
  34   WorkerTaskRunner* runner_;
  35 };
  36
  37 TEST_F(WorkerTaskRunnerTest, BasicObservingAndWorkerId) {
  38   ASSERT_EQ(0, task_runner_.CurrentWorkerId());
  39   MockObserver o;
  40   EXPECT_CALL(o, OnWorkerRunLoopStopped()).Times(1);
  41   FakeStart();
  42   task_runner_.AddStopObserver(&o);
  43   ASSERT_LT(0, task_runner_.CurrentWorkerId());
  44   FakeStop();
  45 }
  46
  47 TEST_F(WorkerTaskRunnerTest, CanRemoveSelfDuringNotification) {
  48   MockObserver o;
  49   o.RemoveSelfOnNotify();
  50   o.runner_ = &task_runner_;
  51   EXPECT_CALL(o, OnWorkerRunLoopStopped()).Times(1);
  52   FakeStart();
  53   task_runner_.AddStopObserver(&o);
  54   FakeStop();
  55 }
  56
  57 }  // namespace content