Index: third_party/WebKit/LayoutTests/paint/invalidation/compositing/repaint-overflow-scrolled-squashed-content.html |
diff --git a/third_party/WebKit/LayoutTests/paint/invalidation/compositing/repaint-overflow-scrolled-squashed-content.html b/third_party/WebKit/LayoutTests/paint/invalidation/compositing/repaint-overflow-scrolled-squashed-content.html |
new file mode 100644 |
index 0000000000000000000000000000000000000000..c677f114a1b8bdb3678806976b8e5895e022315d |
--- /dev/null |
+++ b/third_party/WebKit/LayoutTests/paint/invalidation/compositing/repaint-overflow-scrolled-squashed-content.html |
@@ -0,0 +1,17 @@ |
+<!doctype html> |
+<div style="position: absolute; overflow:scroll; width:200px; height:200px"> |
+ <div id="foo2" style="height: 1000px; width: 150px; background: lightblue; transform: translateZ(0) "></div> |
+ <div id="foo" style="height: 1000px; width: 100px; position: absolute; top: 0px; left: 0px; background: lightgray"></div> |
+</div> |
+<script src="../resources/text-based-repaint.js"></script> |
+<script> |
+// This test verifies that a repaint request for a squashed layer that is inside of a scrolling container and much taller |
+// than the viewport does not receive an incorrect paint invalidation rect when it is invalidated. In particular, the invalidation |
+// rect should not be clipped to the visible viewport. |
+ |
+function repaintTest() { |
+ document.querySelector("#foo").style.background = 'red'; |
+} |
+ |
+runRepaintAndPixelTest(); |
+</script> |