Adds enableVirtualTime and setVirtualTimePolicy To Emulation domain.

third_party/WebKit/Source/platform/WebViewSchedulerTest.cpp

+// 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 "public/platform/WebViewScheduler.h"
+
+#include "public/platform/WebFrameScheduler.h"
+#include "testing/gmock/include/gmock/gmock.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+using testing::_;
+using testing::Mock;
+
+namespace blink {
+
+class MockWebViewScheduler : public WebViewScheduler {
+public:
+    ~MockWebViewScheduler() override {}
+
+    std::unique_ptr<WebFrameScheduler> createFrameScheduler(BlameContext*) override
+    {
+        return nullptr;
+    }
+
+    MOCK_METHOD1(setPageVisible, void(bool));
+    MOCK_METHOD0(enableVirtualTime, void());
+    MOCK_METHOD1(setAllowVirtualTimeToAdvance, void(bool));
+    MOCK_CONST_METHOD0(virtualTimeAllowedToAdvance, bool());
+};
+
+class WebViewSchedulerTest : public ::testing::Test {
+public:
+    MockWebViewScheduler m_mockWebViewScheduler;
+};
+
+TEST_F(WebViewSchedulerTest, setVirtualTimePolicy_ADVANCE)
+{
+    EXPECT_CALL(m_mockWebViewScheduler, setAllowVirtualTimeToAdvance(true)).Times(1);
+    m_mockWebViewScheduler.setVirtualTimePolicy(WebViewScheduler::VirtualTimePolicy::ADVANCE);
+}
+
+TEST_F(WebViewSchedulerTest, setVirtualTimePolicy_PAUSE)
+{
+    EXPECT_CALL(m_mockWebViewScheduler, setAllowVirtualTimeToAdvance(false)).Times(1);
+    m_mockWebViewScheduler.setVirtualTimePolicy(WebViewScheduler::VirtualTimePolicy::PAUSE);
+}
+
+TEST_F(WebViewSchedulerTest, setVirtualTimePolicy_PAUSE_IF_NETWORK_FETCHES_PENDING_NothingPending)
+{
+    EXPECT_CALL(m_mockWebViewScheduler, setAllowVirtualTimeToAdvance(true)).Times(1);
+    m_mockWebViewScheduler.setVirtualTimePolicy(WebViewScheduler::VirtualTimePolicy::PAUSE_IF_NETWORK_FETCHES_PENDING);
+}
+
+TEST_F(WebViewSchedulerTest, setVirtualTimePolicy_PAUSE_IF_NETWORK_FETCHES_PENDING_OneLoadPending)
+{
+    m_mockWebViewScheduler.incrementPendingResourceLoadCount();
+
+    EXPECT_CALL(m_mockWebViewScheduler, setAllowVirtualTimeToAdvance(false)).Times(1);
+    m_mockWebViewScheduler.setVirtualTimePolicy(WebViewScheduler::VirtualTimePolicy::PAUSE_IF_NETWORK_FETCHES_PENDING);
+}
+
+TEST_F(WebViewSchedulerTest, VirtualTimePolicy_PAUSE_IF_NETWORK_FETCHES_PENDING)
+{
+    EXPECT_CALL(m_mockWebViewScheduler, setAllowVirtualTimeToAdvance(_)).Times(1);
+    m_mockWebViewScheduler.setVirtualTimePolicy(WebViewScheduler::VirtualTimePolicy::PAUSE_IF_NETWORK_FETCHES_PENDING);
+    Mock::VerifyAndClearExpectations(&m_mockWebViewScheduler);
+
+    EXPECT_CALL(m_mockWebViewScheduler, setAllowVirtualTimeToAdvance(false)).Times(1);
+    m_mockWebViewScheduler.incrementPendingResourceLoadCount();
+    Mock::VerifyAndClearExpectations(&m_mockWebViewScheduler);
+
+    EXPECT_CALL(m_mockWebViewScheduler, setAllowVirtualTimeToAdvance(_)).Times(0);
+    m_mockWebViewScheduler.incrementPendingResourceLoadCount();
+    m_mockWebViewScheduler.decrementPendingResourceLoadCount();
+    m_mockWebViewScheduler.incrementPendingResourceLoadCount();
+    m_mockWebViewScheduler.decrementPendingResourceLoadCount();
+    Mock::VerifyAndClearExpectations(&m_mockWebViewScheduler);
+
+    EXPECT_CALL(m_mockWebViewScheduler, setAllowVirtualTimeToAdvance(true)).Times(1);
+    m_mockWebViewScheduler.decrementPendingResourceLoadCount();
+}
+
+} // namespace blink