Remove DocumentVisibilityObserver

sky/engine/core/dom/DocumentTest.cpp

-/*
- * Copyright (c) 2014, Google Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- *     * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
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- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include "config.h"
-#include "core/dom/Document.h"
-
-#include "core/testing/DummyPageHolder.h"
-#include "platform/heap/Handle.h"
-#include <gmock/gmock.h>
-#include <gtest/gtest.h>
-
-using namespace blink;
-
-namespace {
-
-class DocumentTest : public ::testing::Test {
-protected:
-    virtual void SetUp() override;
-
-    Document& document() const { return m_dummyPageHolder->document(); }
-    Page& page() const { return m_dummyPageHolder->page(); }
-
-private:
-    OwnPtr<DummyPageHolder> m_dummyPageHolder;
-};
-
-void DocumentTest::SetUp()
-{
-    m_dummyPageHolder = DummyPageHolder::create(IntSize(800, 600));
-}
-
-class MockDocumentVisibilityObserver : public DocumentVisibilityObserver {
-public:
-    static PassOwnPtr<MockDocumentVisibilityObserver> create(Document& document)
-    {
-        return adoptPtr(new MockDocumentVisibilityObserver(document));
-    }
-
-    virtual void trace(Visitor*) { }
-
-    MOCK_METHOD1(didChangeVisibilityState, void(PageVisibilityState));
-
-private:
-    MockDocumentVisibilityObserver(Document& document) : DocumentVisibilityObserver(document) { }
-};
-
-TEST_F(DocumentTest, VisibilityOberver)
-{
-    page().setVisibilityState(PageVisibilityStateVisible, true); // initial state
-    OwnPtr<MockDocumentVisibilityObserver> observer1 = MockDocumentVisibilityObserver::create(document());
-
-    {
-        OwnPtr<MockDocumentVisibilityObserver> observer2 = MockDocumentVisibilityObserver::create(document());
-        EXPECT_CALL(*observer1, didChangeVisibilityState(PageVisibilityStateHidden)).Times(0);
-        EXPECT_CALL(*observer1, didChangeVisibilityState(PageVisibilityStateVisible)).Times(0);
-        EXPECT_CALL(*observer2, didChangeVisibilityState(PageVisibilityStateHidden)).Times(0);
-        EXPECT_CALL(*observer2, didChangeVisibilityState(PageVisibilityStateVisible)).Times(0);
-        ::testing::Mock::VerifyAndClearExpectations(observer1.get());
-        ::testing::Mock::VerifyAndClearExpectations(observer2.get());
-
-        EXPECT_CALL(*observer1, didChangeVisibilityState(PageVisibilityStateHidden)).Times(1);
-        EXPECT_CALL(*observer1, didChangeVisibilityState(PageVisibilityStateVisible)).Times(0);
-        EXPECT_CALL(*observer2, didChangeVisibilityState(PageVisibilityStateHidden)).Times(1);
-        EXPECT_CALL(*observer2, didChangeVisibilityState(PageVisibilityStateVisible)).Times(0);
-        page().setVisibilityState(PageVisibilityStateHidden, false);
-        ::testing::Mock::VerifyAndClearExpectations(observer1.get());
-        ::testing::Mock::VerifyAndClearExpectations(observer2.get());
-
-        EXPECT_CALL(*observer1, didChangeVisibilityState(PageVisibilityStateHidden)).Times(0);
-        EXPECT_CALL(*observer1, didChangeVisibilityState(PageVisibilityStateVisible)).Times(0);
-        EXPECT_CALL(*observer2, didChangeVisibilityState(PageVisibilityStateHidden)).Times(0);
-        EXPECT_CALL(*observer2, didChangeVisibilityState(PageVisibilityStateVisible)).Times(0);
-        page().setVisibilityState(PageVisibilityStateHidden, false);
-        ::testing::Mock::VerifyAndClearExpectations(observer1.get());
-        ::testing::Mock::VerifyAndClearExpectations(observer2.get());
-
-        EXPECT_CALL(*observer1, didChangeVisibilityState(PageVisibilityStateHidden)).Times(0);
-        EXPECT_CALL(*observer1, didChangeVisibilityState(PageVisibilityStateVisible)).Times(1);
-        EXPECT_CALL(*observer2, didChangeVisibilityState(PageVisibilityStateHidden)).Times(0);
-        EXPECT_CALL(*observer2, didChangeVisibilityState(PageVisibilityStateVisible)).Times(0);
-        OwnPtr<DummyPageHolder> alternatePage = DummyPageHolder::create(IntSize(800, 600));
-        Document& alternateDocument = alternatePage->document();
-        observer2->setObservedDocument(alternateDocument);
-        page().setVisibilityState(PageVisibilityStateVisible, false);
-        ::testing::Mock::VerifyAndClearExpectations(observer1.get());
-        ::testing::Mock::VerifyAndClearExpectations(observer2.get());
-
-        EXPECT_CALL(*observer1, didChangeVisibilityState(PageVisibilityStateHidden)).Times(1);
-        EXPECT_CALL(*observer1, didChangeVisibilityState(PageVisibilityStateVisible)).Times(0);
-        EXPECT_CALL(*observer2, didChangeVisibilityState(PageVisibilityStateHidden)).Times(1);
-        EXPECT_CALL(*observer2, didChangeVisibilityState(PageVisibilityStateVisible)).Times(0);
-        observer2->setObservedDocument(document());
-        page().setVisibilityState(PageVisibilityStateHidden, false);
-        ::testing::Mock::VerifyAndClearExpectations(observer1.get());
-        ::testing::Mock::VerifyAndClearExpectations(observer2.get());
-    }
-
-    // observer2 destroyed
-    EXPECT_CALL(*observer1, didChangeVisibilityState(PageVisibilityStateHidden)).Times(0);
-    EXPECT_CALL(*observer1, didChangeVisibilityState(PageVisibilityStateVisible)).Times(1);
-    page().setVisibilityState(PageVisibilityStateVisible, false);
-}
-
-} // unnamed namespace