| OLD | NEW |
| 1 <!DOCTYPE html> | 1 <!DOCTYPE html> |
| 2 <html> | 2 <html> |
| 3 <head> | 3 <head> |
| 4 <script src="../../resources/run-after-display.js"></script> | 4 <script src="../../resources/run-after-display.js"></script> |
| 5 <style> | 5 <style> |
| 6 | 6 |
| 7 #backgroundFixed { | 7 #backgroundFixed { |
| 8 transform: translatez(0); | 8 transform: translatez(0); |
| 9 position: fixed; | 9 position: fixed; |
| 10 height: 400px; | 10 height: 400px; |
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| 58 } | 58 } |
| 59 | 59 |
| 60 </style> | 60 </style> |
| 61 | 61 |
| 62 <script> | 62 <script> |
| 63 if (window.testRunner) { | 63 if (window.testRunner) { |
| 64 testRunner.dumpAsText(); | 64 testRunner.dumpAsText(); |
| 65 testRunner.waitUntilDone(); | 65 testRunner.waitUntilDone(); |
| 66 } | 66 } |
| 67 | 67 |
| 68 if (window.internals) | |
| 69 internals.settings.setLayerSquashingEnabled(true); | |
| 70 | |
| 71 function runTest() | 68 function runTest() |
| 72 { | 69 { |
| 73 if (!window.internals) | 70 if (!window.internals) |
| 74 return; | 71 return; |
| 75 | 72 |
| 76 // Case 1 | 73 // Case 1 |
| 77 document.getElementById('Case1').textContent = window.internals.layerTre
eAsText(document, internals.LAYER_TREE_INCLUDES_REPAINT_RECTS); | 74 document.getElementById('Case1').textContent = window.internals.layerTre
eAsText(document, internals.LAYER_TREE_INCLUDES_REPAINT_RECTS); |
| 78 | 75 |
| 79 // Case 2 | 76 // Case 2 |
| 80 window.internals.startTrackingRepaints(document); | 77 window.internals.startTrackingRepaints(document); |
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| 123 CASE 1, original layer tree: | 120 CASE 1, original layer tree: |
| 124 <pre id="Case1"></pre> | 121 <pre id="Case1"></pre> |
| 125 | 122 |
| 126 CASE 2, scrolling y by 10 pixels, both the "container" and "inner" should sc
roll properly. | 123 CASE 2, scrolling y by 10 pixels, both the "container" and "inner" should sc
roll properly. |
| 127 <pre id="Case2"></pre> | 124 <pre id="Case2"></pre> |
| 128 | 125 |
| 129 CASE 3, scrolling y further so that "inner" no longer overlaps the fixed-pos
layer, then the stacking context of "container" includes the "innerScrolling" l
ayer, and doubles in width: | 126 CASE 3, scrolling y further so that "inner" no longer overlaps the fixed-pos
layer, then the stacking context of "container" includes the "innerScrolling" l
ayer, and doubles in width: |
| 130 <pre id="Case3"></pre> | 127 <pre id="Case3"></pre> |
| 131 </div> | 128 </div> |
| 132 </body> | 129 </body> |
| OLD | NEW |