Title: [281195] trunk/LayoutTests
- Revision
- 281195
- Author
- wenson_hs...@apple.com
- Date
- 2021-08-18 09:58:52 -0700 (Wed, 18 Aug 2021)
Log Message
Add a layout test for webkit.org/b/229200
https://bugs.webkit.org/show_bug.cgi?id=229222
rdar://81636256
Reviewed by Simon Fraser.
Add a layout test to exercise the hang fixed in bug #229200. This test can be manually run by opening it in
browser and verifying that the page does not hang (and outputs the expected PASS messages).
* fast/canvas/draw-text-repeatedly-into-disconnected-canvas-expected.txt: Added.
* fast/canvas/draw-text-repeatedly-into-disconnected-canvas.html: Added.
Modified Paths
Added Paths
Diff
Modified: trunk/LayoutTests/ChangeLog (281194 => 281195)
--- trunk/LayoutTests/ChangeLog 2021-08-18 16:58:30 UTC (rev 281194)
+++ trunk/LayoutTests/ChangeLog 2021-08-18 16:58:52 UTC (rev 281195)
@@ -1,3 +1,17 @@
+2021-08-18 Wenson Hsieh <wenson_hs...@apple.com>
+
+ Add a layout test for webkit.org/b/229200
+ https://bugs.webkit.org/show_bug.cgi?id=229222
+ rdar://81636256
+
+ Reviewed by Simon Fraser.
+
+ Add a layout test to exercise the hang fixed in bug #229200. This test can be manually run by opening it in
+ browser and verifying that the page does not hang (and outputs the expected PASS messages).
+
+ * fast/canvas/draw-text-repeatedly-into-disconnected-canvas-expected.txt: Added.
+ * fast/canvas/draw-text-repeatedly-into-disconnected-canvas.html: Added.
+
2021-08-18 Eric Hutchison <ehutchi...@apple.com>
[Mac wk1] css/css-position/position-relative-table* tests fail.
Added: trunk/LayoutTests/fast/canvas/draw-text-repeatedly-into-disconnected-canvas-expected.txt (0 => 281195)
--- trunk/LayoutTests/fast/canvas/draw-text-repeatedly-into-disconnected-canvas-expected.txt (rev 0)
+++ trunk/LayoutTests/fast/canvas/draw-text-repeatedly-into-disconnected-canvas-expected.txt 2021-08-18 16:58:52 UTC (rev 281195)
@@ -0,0 +1,5 @@
+PASS Done painting
+PASS successfullyParsed is true
+
+TEST COMPLETE
+
Added: trunk/LayoutTests/fast/canvas/draw-text-repeatedly-into-disconnected-canvas.html (0 => 281195)
--- trunk/LayoutTests/fast/canvas/draw-text-repeatedly-into-disconnected-canvas.html (rev 0)
+++ trunk/LayoutTests/fast/canvas/draw-text-repeatedly-into-disconnected-canvas.html 2021-08-18 16:58:52 UTC (rev 281195)
@@ -0,0 +1,61 @@
+<!DOCTYPE html>
+<html>
+<head>
+<script src=""
+<script src=""
+<script>
+jsTestIsAsync = true;
+addEventListener("load", async () => {
+ await document.fonts.load("16px Ahem");
+
+ for (let i = 0; i < 3; ++i)
+ await paintIntoCanvas();
+
+ await paintIntoCanvas(document.getElementById("final-target"));
+
+ testPassed("Done painting");
+ finishJSTest();
+});
+
+async function paintIntoCanvas(target) {
+ let canvas = target || document.createElement("canvas");
+ let context = canvas.getContext("2d");
+
+ context.font = "16px Ahem";
+ context.strokeText("Hello world", 10, 10);
+ context.strokeText("Hello world", 20, 20);
+
+ for (let i = 0; i < 5; ++i)
+ await UIHelper.renderingUpdate();
+
+ delete context;
+ delete canvas;
+ gc();
+}
+
+function gc() {
+ if (window.GCController)
+ return GCController.collect();
+
+ let strings = [];
+ for (let i = 0; i < 1000000; ++i)
+ strings.push(new String(i));
+}
+</script>
+<style>
+@font-face {
+ font-family: Ahem;
+ src: url("../../resources/Ahem.ttf");
+}
+
+canvas {
+ width: 400px;
+ height: 400px;
+ margin-top: 0;
+}
+</style>
+</head>
+<body>
+ <canvas width="400" height="400" id="final-target"></canvas>
+</body>
+</html>
\ No newline at end of file
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