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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 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 | 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 "core/paint/PaintLayerScrollableAreaTest.h" | 5 #include "core/paint/PaintLayerScrollableAreaTest.h" |
6 | 6 |
7 #include "platform/graphics/GraphicsLayer.h" | |
8 | |
7 namespace blink { | 9 namespace blink { |
8 | 10 |
9 TEST_F(PaintLayerScrollableAreaTest, OpaqueLayersPromoted) | 11 TEST_F(PaintLayerScrollableAreaTest, OpaqueLayersPromoted) |
10 { | 12 { |
11 RuntimeEnabledFeatures::setCompositeOpaqueScrollersEnabled(true); | 13 RuntimeEnabledFeatures::setCompositeOpaqueScrollersEnabled(true); |
12 | 14 |
13 setBodyInnerHTML( | 15 setBodyInnerHTML( |
14 "<style>" | 16 "<style>" |
15 "#scroller { overflow: scroll; height: 300px; width: 300px; background-c olor: rgb(0,128,0); }" | 17 "#scroller { overflow: scroll; height: 200px; width: 200px; background: white local content-box; border: 10px solid rgba(0, 255, 0, 0.5); }" |
16 "#scrolled { height: 1000px; width: 250px; }" | 18 "#scrolled { height: 300px; }" |
17 "</style>" | 19 "</style>" |
18 "<div id=\"scroller\"><div id=\"scrolled\"></div></div>"); | 20 "<div id=\"scroller\"><div id=\"scrolled\"></div></div>"); |
19 document().view()->updateAllLifecyclePhases(); | 21 document().view()->updateAllLifecyclePhases(); |
20 | 22 |
21 ASSERT_TRUE(RuntimeEnabledFeatures::compositeOpaqueScrollersEnabled()); | 23 ASSERT_TRUE(RuntimeEnabledFeatures::compositeOpaqueScrollersEnabled()); |
22 Element* scroller = document().getElementById("scroller"); | 24 Element* scroller = document().getElementById("scroller"); |
23 PaintLayer* paintLayer = toLayoutBoxModelObject(scroller->layoutObject())->l ayer(); | 25 PaintLayer* paintLayer = toLayoutBoxModelObject(scroller->layoutObject())->l ayer(); |
24 ASSERT_TRUE(paintLayer); | 26 ASSERT_TRUE(paintLayer); |
25 ASSERT_TRUE(paintLayer->needsCompositedScrolling()); | 27 ASSERT_TRUE(paintLayer->needsCompositedScrolling()); |
28 ASSERT_TRUE(paintLayer->graphicsLayerBacking()); | |
29 ASSERT_TRUE(paintLayer->graphicsLayerBackingForScrolling()); | |
30 ASSERT_TRUE(paintLayer->graphicsLayerBackingForScrolling()->contentsOpaque() ); | |
flackr
2016/08/26 18:24:23
nit: This should probably be EXPECT_TRUE
Stephen Chennney
2016/08/26 18:42:08
Shows how often I've written unit tests. I'll fix
| |
26 } | 31 } |
27 | 32 |
28 TEST_F(PaintLayerScrollableAreaTest, TransparentLayersNotPromoted) | 33 TEST_F(PaintLayerScrollableAreaTest, TransparentLayersNotPromoted) |
29 { | 34 { |
30 RuntimeEnabledFeatures::setCompositeOpaqueScrollersEnabled(true); | 35 RuntimeEnabledFeatures::setCompositeOpaqueScrollersEnabled(true); |
31 | 36 |
32 setBodyInnerHTML( | 37 setBodyInnerHTML( |
33 "<style>" | 38 "<style>" |
34 "#scroller { overflow: scroll; height: 300px; width: 300px; background-c olor: rgba(0,128,0,0.5); }" | 39 "#scroller { overflow: scroll; height: 200px; width: 200px; background: rgba(0, 255, 0, 0.5) local content-box; border: 10px solid rgba(0, 255, 0, 0.5); }" |
35 "#scrolled { height: 1000px; width: 250px; }" | 40 "#scrolled { height: 300px; }" |
36 "</style>" | 41 "</style>" |
37 "<div id=\"scroller\"><div id=\"scrolled\"></div></div>"); | 42 "<div id=\"scroller\"><div id=\"scrolled\"></div></div>"); |
38 document().view()->updateAllLifecyclePhases(); | 43 document().view()->updateAllLifecyclePhases(); |
44 | |
45 ASSERT_TRUE(RuntimeEnabledFeatures::compositeOpaqueScrollersEnabled()); | |
46 Element* scroller = document().getElementById("scroller"); | |
47 PaintLayer* paintLayer = toLayoutBoxModelObject(scroller->layoutObject())->l ayer(); | |
48 ASSERT_TRUE(paintLayer); | |
49 ASSERT_TRUE(!paintLayer->needsCompositedScrolling()); | |
flackr
2016/08/26 18:24:23
this and following: EXPECT_FALSE
| |
50 ASSERT_TRUE(!paintLayer->graphicsLayerBacking()); | |
51 ASSERT_TRUE(!paintLayer->graphicsLayerBackingForScrolling()); | |
52 } | |
53 | |
54 TEST_F(PaintLayerScrollableAreaTest, OpaqueLayersDepromotedOnStyleChange) | |
55 { | |
56 RuntimeEnabledFeatures::setCompositeOpaqueScrollersEnabled(true); | |
57 | |
58 setBodyInnerHTML( | |
59 "<style>" | |
60 "#scroller { overflow: scroll; height: 200px; width: 200px; background: white local content-box; border: 10px solid rgba(0, 255, 0, 0.5); }" | |
61 "#scrolled { height: 300px; }" | |
62 "</style>" | |
63 "<div id=\"scroller\"><div id=\"scrolled\"></div></div>"); | |
64 document().view()->updateAllLifecyclePhases(); | |
65 | |
66 ASSERT_TRUE(RuntimeEnabledFeatures::compositeOpaqueScrollersEnabled()); | |
67 Element* scroller = document().getElementById("scroller"); | |
68 PaintLayer* paintLayer = toLayoutBoxModelObject(scroller->layoutObject())->l ayer(); | |
69 ASSERT_TRUE(paintLayer); | |
70 ASSERT_TRUE(paintLayer->needsCompositedScrolling()); | |
71 | |
72 // Change the background to transparent | |
73 scroller->setAttribute(HTMLNames::styleAttr, "background: rgba(255,255,255,0 .5) local content-box;"); | |
74 document().view()->updateAllLifecyclePhases(); | |
75 paintLayer = toLayoutBoxModelObject(scroller->layoutObject())->layer(); | |
76 ASSERT_TRUE(paintLayer); | |
77 ASSERT_TRUE(!paintLayer->needsCompositedScrolling()); | |
78 ASSERT_TRUE(!paintLayer->graphicsLayerBacking()); | |
79 ASSERT_TRUE(!paintLayer->graphicsLayerBackingForScrolling()); | |
flackr
2016/08/26 18:24:23
I feel like we should have layouttests for these c
Stephen Chennney
2016/08/26 18:42:08
That's a good point. I'll create such things.
| |
80 } | |
81 | |
82 TEST_F(PaintLayerScrollableAreaTest, OpaqueLayersPromotedOnStyleChange) | |
83 { | |
84 RuntimeEnabledFeatures::setCompositeOpaqueScrollersEnabled(true); | |
85 | |
86 setBodyInnerHTML( | |
87 "<style>" | |
88 "#scroller { overflow: scroll; height: 200px; width: 200px; background: rgba(255,255,255,0.5) local content-box; border: 10px solid rgba(0, 255, 0, 0.5) ; }" | |
89 "#scrolled { height: 300px; }" | |
90 "</style>" | |
91 "<div id=\"scroller\"><div id=\"scrolled\"></div></div>"); | |
92 document().view()->updateAllLifecyclePhases(); | |
39 | 93 |
40 ASSERT_TRUE(RuntimeEnabledFeatures::compositeOpaqueScrollersEnabled()); | 94 ASSERT_TRUE(RuntimeEnabledFeatures::compositeOpaqueScrollersEnabled()); |
41 Element* scroller = document().getElementById("scroller"); | 95 Element* scroller = document().getElementById("scroller"); |
42 PaintLayer* paintLayer = toLayoutBoxModelObject(scroller->layoutObject())->l ayer(); | 96 PaintLayer* paintLayer = toLayoutBoxModelObject(scroller->layoutObject())->l ayer(); |
43 ASSERT_TRUE(paintLayer); | 97 ASSERT_TRUE(paintLayer); |
44 ASSERT_TRUE(!paintLayer->needsCompositedScrolling()); | 98 ASSERT_TRUE(!paintLayer->needsCompositedScrolling()); |
99 | |
100 // Change the background to transparent | |
101 scroller->setAttribute(HTMLNames::styleAttr, "background: white local conten t-box;"); | |
102 document().view()->updateAllLifecyclePhases(); | |
103 paintLayer = toLayoutBoxModelObject(scroller->layoutObject())->layer(); | |
104 ASSERT_TRUE(paintLayer); | |
105 ASSERT_TRUE(paintLayer->needsCompositedScrolling()); | |
106 ASSERT_TRUE(paintLayer->graphicsLayerBacking()); | |
107 ASSERT_TRUE(paintLayer->graphicsLayerBackingForScrolling()); | |
108 ASSERT_TRUE(paintLayer->graphicsLayerBackingForScrolling()->contentsOpaque() ); | |
45 } | 109 } |
46 | 110 |
111 | |
47 } | 112 } |
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