Change VirtualTimePolicy::PAUSE_IF_NETWORK_FETCHES_PENDING

components/scheduler/renderer/throttling_helper_unittest.cc

 // Copyright 2015 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.
 
 #include "components/scheduler/renderer/throttling_helper.h"
 
 #include <stddef.h>
 
 #include <memory>
 
 #include "base/callback.h"
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
 #include "base/test/simple_test_tick_clock.h"
 #include "cc/test/ordered_simple_task_runner.h"
 #include "components/scheduler/base/test_time_source.h"
 #include "components/scheduler/child/scheduler_tqm_delegate_for_test.h"
+#include "components/scheduler/renderer/auto_advancing_virtual_time_domain.h"
 #include "components/scheduler/renderer/renderer_scheduler_impl.h"
 #include "components/scheduler/renderer/web_frame_scheduler_impl.h"
 #include "components/scheduler/renderer/web_view_scheduler_impl.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 using testing::ElementsAre;
 
 namespace scheduler {
 
@@ skipping 417 matching lines @@
 
   EXPECT_TRUE(timer_queue_->IsQueueEnabled());
   throttling_helper_->IncreaseThrottleRefCount(timer_queue_.get());
   throttling_helper_->IncreaseThrottleRefCount(timer_queue_.get());
   EXPECT_FALSE(timer_queue_->IsQueueEnabled());
   throttling_helper_->DecreaseThrottleRefCount(timer_queue_.get());
   throttling_helper_->DecreaseThrottleRefCount(timer_queue_.get());
   EXPECT_TRUE(timer_queue_->IsQueueEnabled());
 }
 
+TEST_F(ThrottlingHelperTest, EnableVirtualTimeThenIncrement) {
+  timer_queue_->PostTask(FROM_HERE, base::Bind(&NopTask));
+
+  scheduler_->EnableVirtualTime();
+  EXPECT_EQ(timer_queue_->GetTimeDomain(), scheduler_->GetVirtualTimeDomain());
+
+  EXPECT_TRUE(timer_queue_->IsQueueEnabled());
+  throttling_helper_->IncreaseThrottleRefCount(timer_queue_.get());
+  EXPECT_TRUE(timer_queue_->IsQueueEnabled());
+  EXPECT_EQ(timer_queue_->GetTimeDomain(), scheduler_->GetVirtualTimeDomain());
+}
+
+TEST_F(ThrottlingHelperTest, IncrementThenEnableVirtualTime) {
+  timer_queue_->PostTask(FROM_HERE, base::Bind(&NopTask));
+
+  EXPECT_TRUE(timer_queue_->IsQueueEnabled());
+  throttling_helper_->IncreaseThrottleRefCount(timer_queue_.get());
+  EXPECT_FALSE(timer_queue_->IsQueueEnabled());
+
+  scheduler_->EnableVirtualTime();
+  EXPECT_TRUE(timer_queue_->IsQueueEnabled());
+  EXPECT_EQ(timer_queue_->GetTimeDomain(), scheduler_->GetVirtualTimeDomain());
+}
+
 }  // namespace scheduler