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1 // Copyright 2016 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 "core/frame/LocalFrame.h" | |
6 | |
7 #include "core/editing/FrameSelection.h" | |
8 #include "core/frame/LocalFrameView.h" | |
9 #include "core/frame/PerformanceMonitor.h" | |
10 #include "core/frame/VisualViewport.h" | |
11 #include "core/html/HTMLElement.h" | |
12 #include "core/layout/LayoutObject.h" | |
13 #include "core/testing/DummyPageHolder.h" | |
14 #include "core/timing/Performance.h" | |
15 #include "platform/DragImage.h" | |
16 #include "testing/gtest/include/gtest/gtest.h" | |
17 | |
18 namespace blink { | |
19 | |
20 class LocalFrameTest : public ::testing::Test { | |
21 protected: | |
22 LocalFrameTest() = default; | |
23 ~LocalFrameTest() override = default; | |
24 | |
25 Document& GetDocument() const { return dummy_page_holder_->GetDocument(); } | |
26 LocalFrame& GetFrame() const { return *GetDocument().GetFrame(); } | |
27 Performance* GetPerformance() const { return performance_; } | |
28 | |
29 void SetBodyContent(const std::string& body_content) { | |
30 GetDocument().body()->setInnerHTML(String::FromUTF8(body_content.c_str())); | |
31 UpdateAllLifecyclePhases(); | |
32 } | |
33 | |
34 void UpdateAllLifecyclePhases() { | |
35 GetDocument().View()->UpdateAllLifecyclePhases(); | |
36 } | |
37 | |
38 private: | |
39 void SetUp() override { | |
40 dummy_page_holder_ = DummyPageHolder::Create(IntSize(800, 600)); | |
41 performance_ = Performance::Create(&GetFrame()); | |
42 } | |
43 | |
44 std::unique_ptr<DummyPageHolder> dummy_page_holder_; | |
45 Persistent<Performance> performance_; | |
46 }; | |
47 | |
48 TEST_F(LocalFrameTest, nodeImage) { | |
49 SetBodyContent( | |
50 "<style>" | |
51 "#sample { width: 100px; height: 100px; }" | |
52 "</style>" | |
53 "<div id=sample></div>"); | |
54 Element* sample = GetDocument().getElementById("sample"); | |
55 const std::unique_ptr<DragImage> image = GetFrame().NodeImage(*sample); | |
56 EXPECT_EQ(IntSize(100, 100), image->Size()); | |
57 } | |
58 | |
59 TEST_F(LocalFrameTest, nodeImageWithNestedElement) { | |
60 SetBodyContent( | |
61 "<style>" | |
62 "div { -webkit-user-drag: element }" | |
63 "span:-webkit-drag { color: #0F0 }" | |
64 "</style>" | |
65 "<div id=sample><span>Green when dragged</span></div>"); | |
66 Element* sample = GetDocument().getElementById("sample"); | |
67 const std::unique_ptr<DragImage> image = GetFrame().NodeImage(*sample); | |
68 EXPECT_EQ( | |
69 Color(0, 255, 0), | |
70 sample->firstChild()->GetLayoutObject()->ResolveColor(CSSPropertyColor)) | |
71 << "Descendants node should have :-webkit-drag."; | |
72 } | |
73 | |
74 TEST_F(LocalFrameTest, nodeImageWithPsuedoClassWebKitDrag) { | |
75 SetBodyContent( | |
76 "<style>" | |
77 "#sample { width: 100px; height: 100px; }" | |
78 "#sample:-webkit-drag { width: 200px; height: 200px; }" | |
79 "</style>" | |
80 "<div id=sample></div>"); | |
81 Element* sample = GetDocument().getElementById("sample"); | |
82 const std::unique_ptr<DragImage> image = GetFrame().NodeImage(*sample); | |
83 EXPECT_EQ(IntSize(200, 200), image->Size()) | |
84 << ":-webkit-drag should affect dragged image."; | |
85 } | |
86 | |
87 TEST_F(LocalFrameTest, nodeImageWithoutDraggedLayoutObject) { | |
88 SetBodyContent( | |
89 "<style>" | |
90 "#sample { width: 100px; height: 100px; }" | |
91 "#sample:-webkit-drag { display:none }" | |
92 "</style>" | |
93 "<div id=sample></div>"); | |
94 Element* sample = GetDocument().getElementById("sample"); | |
95 const std::unique_ptr<DragImage> image = GetFrame().NodeImage(*sample); | |
96 EXPECT_EQ(nullptr, image.get()) << ":-webkit-drag blows away layout object"; | |
97 } | |
98 | |
99 TEST_F(LocalFrameTest, nodeImageWithChangingLayoutObject) { | |
100 SetBodyContent( | |
101 "<style>" | |
102 "#sample { color: blue; }" | |
103 "#sample:-webkit-drag { display: inline-block; color: red; }" | |
104 "</style>" | |
105 "<span id=sample>foo</span>"); | |
106 Element* sample = GetDocument().getElementById("sample"); | |
107 UpdateAllLifecyclePhases(); | |
108 LayoutObject* before_layout_object = sample->GetLayoutObject(); | |
109 const std::unique_ptr<DragImage> image = GetFrame().NodeImage(*sample); | |
110 | |
111 EXPECT_TRUE(sample->GetLayoutObject() != before_layout_object) | |
112 << ":-webkit-drag causes sample to have different layout object."; | |
113 EXPECT_EQ(Color(255, 0, 0), | |
114 sample->GetLayoutObject()->ResolveColor(CSSPropertyColor)) | |
115 << "#sample has :-webkit-drag."; | |
116 | |
117 // Layout w/o :-webkit-drag | |
118 UpdateAllLifecyclePhases(); | |
119 | |
120 EXPECT_EQ(Color(0, 0, 255), | |
121 sample->GetLayoutObject()->ResolveColor(CSSPropertyColor)) | |
122 << "#sample doesn't have :-webkit-drag."; | |
123 } | |
124 | |
125 TEST_F(LocalFrameTest, dragImageForSelectionUsesPageScaleFactor) { | |
126 SetBodyContent( | |
127 "<div>Hello world! This tests that the bitmap for drag image is scaled " | |
128 "by page scale factor</div>"); | |
129 GetFrame().GetPage()->GetVisualViewport().SetScale(1); | |
130 GetFrame().Selection().SelectAll(); | |
131 UpdateAllLifecyclePhases(); | |
132 const std::unique_ptr<DragImage> image1( | |
133 GetFrame().DragImageForSelection(0.75f)); | |
134 GetFrame().GetPage()->GetVisualViewport().SetScale(2); | |
135 GetFrame().Selection().SelectAll(); | |
136 UpdateAllLifecyclePhases(); | |
137 const std::unique_ptr<DragImage> image2( | |
138 GetFrame().DragImageForSelection(0.75f)); | |
139 | |
140 EXPECT_GT(image1->Size().Width(), 0); | |
141 EXPECT_GT(image1->Size().Height(), 0); | |
142 EXPECT_EQ(image1->Size().Width() * 2, image2->Size().Width()); | |
143 EXPECT_EQ(image1->Size().Height() * 2, image2->Size().Height()); | |
144 } | |
145 | |
146 } // namespace blink | |
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