third_party/WebKit/LayoutTests/fast/dom/HTMLImageElement/fallback-image-moved-across-documents.html - Issue 2593263003: Use a non-replaced inline container for image alt text

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Side by Side Diff: third_party/WebKit/LayoutTests/fast/dom/HTMLImageElement/fallback-image-moved-across-documents.html

Issue 2593263003: Use a non-replaced inline container for image alt text (Closed)

Patch Set: Use a non-replaced inline container for image alt text Created 3 years, 8 months ago

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1 <!DOCTYPE html>	1 <!DOCTYPE html>

2 <script src="../../../resources/testharness.js"></script>	2 <script src="../../../resources/testharness.js"></script>

3 <script src="../../../resources/testharnessreport.js"></script>	3 <script src="../../../resources/testharnessreport.js"></script>

4 <body>	4 <body>

5 <iframe src="about:blank" id="nested"></iframe>	5 <iframe src="about:blank" id="nested"></iframe>

6 <script type="text/javascript">	6 <script type="text/javascript">

7 // Fallback content is implemented by means of shadow DOM, using a dumbed-down	7 // Fallback content is implemented by means of shadow DOM, using a dumbed-down

8 // HTMLImageElement instance inside to render the broken image icon. This inner	8 // HTMLImageElement instance inside to render the broken image icon. This inner

9 // image element displays a hard-coded ImageResource, and has no 'src' attribute	9 // image element displays a hard-coded ImageResource, and has no 'src' attribute

10 // so normally the `update image data` [1] algorithm is never invoked.	10 // so normally the `update image data` [1] algorithm is never invoked.

(...skipping 19 matching lines...) Expand all Loading...
30	30

31 promise_test(t => {	31 promise_test(t => {

32 let i = nestedDocument.createElement("img");	32 let i = nestedDocument.createElement("img");

33 i.src = "non-existent/gives-404.png";	33 i.src = "non-existent/gives-404.png";

34 window.setTimeout(_ => nestedDocument.body.append(i));	34 window.setTimeout(_ => nestedDocument.body.append(i));

35	35

36 let eventWatcher = new EventWatcher(t, i, [ "load", "error" ]);	36 let eventWatcher = new EventWatcher(t, i, [ "load", "error" ]);

37 return eventWatcher.wait_for("error").then(_ => {	37 return eventWatcher.wait_for("error").then(_ => {

38 window.setTimeout(_ => document.body.append(i));	38 window.setTimeout(_ => document.body.append(i));

39 return eventWatcher.wait_for("error").then(_ => {	39 return eventWatcher.wait_for("error").then(_ => {

40 assert_equals(i.clientWidth, 20, "Fallback content should be displayed.");	40 assert_equals(i.clientWidth, 0, "Fallback content will not be displayed, f allback content is treated as display:none.");

41 });	41 });

42 });	42 });

43 }, "Infinitely nested fallback content shadow trees should not be created, or th is test will never terminate.");	43 }, "Infinitely nested fallback content shadow trees should not be created, or th is test will never terminate.");

44	44

45 </script>	45 </script>

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