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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include <memory> |
| 5 #include "core/dom/Document.h" | 6 #include "core/dom/Document.h" |
| 6 #include "core/dom/Element.h" | 7 #include "core/dom/Element.h" |
| 7 #include "core/dom/StyleEngine.h" | 8 #include "core/dom/StyleEngine.h" |
| 8 #include "core/frame/FrameView.h" | 9 #include "core/frame/FrameView.h" |
| 9 #include "core/testing/DummyPageHolder.h" | 10 #include "core/testing/DummyPageHolder.h" |
| 10 #include "testing/gtest/include/gtest/gtest.h" | 11 #include "testing/gtest/include/gtest/gtest.h" |
| 11 #include <memory> | |
| 12 | 12 |
| 13 namespace blink { | 13 namespace blink { |
| 14 | 14 |
| 15 TEST(DragUpdateTest, AffectedByDragUpdate) { | 15 TEST(DragUpdateTest, AffectedByDragUpdate) { |
| 16 // Check that when dragging the div in the document below, you only get a | 16 // Check that when dragging the div in the document below, you only get a |
| 17 // single element style recalc. | 17 // single element style recalc. |
| 18 | 18 |
| 19 std::unique_ptr<DummyPageHolder> dummyPageHolder = | 19 std::unique_ptr<DummyPageHolder> dummyPageHolder = |
| 20 DummyPageHolder::create(IntSize(800, 600)); | 20 DummyPageHolder::create(IntSize(800, 600)); |
| 21 Document& document = dummyPageHolder->document(); | 21 Document& document = dummyPageHolder->document(); |
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| 94 document.getElementById("div")->setDragged(true); | 94 document.getElementById("div")->setDragged(true); |
| 95 document.updateStyleAndLayout(); | 95 document.updateStyleAndLayout(); |
| 96 | 96 |
| 97 unsigned elementCount = | 97 unsigned elementCount = |
| 98 document.styleEngine().styleForElementCount() - startCount; | 98 document.styleEngine().styleForElementCount() - startCount; |
| 99 | 99 |
| 100 ASSERT_EQ(1U, elementCount); | 100 ASSERT_EQ(1U, elementCount); |
| 101 } | 101 } |
| 102 | 102 |
| 103 } // namespace blink | 103 } // namespace blink |
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