LayoutTests/fast/dom/MutationObserver/observer-wrapper-dropoff.html - Issue 12317072: Merge 143386

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Side by Side Diff: LayoutTests/fast/dom/MutationObserver/observer-wrapper-dropoff.html

Issue 12317072: Merge 143386 (Closed) Base URL: http://svn.webkit.org/repository/webkit/branches/chromium/1410/

Patch Set: Created 7 years, 10 months ago

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

2	2

3 <script src="../../js/resources/js-test-pre.js"></script>	3 <script src="../../js/resources/js-test-pre.js"></script>

4	4

5 <script>	5 <script>

6 description('MutationObserver wrappers should survive GC for passing into the ca llback even if JS has lost references.');	6 description('MutationObserver wrappers should survive GC for passing into the ca llback even if JS has lost references.');

7	7

8 jsTestIsAsync = true;	8 jsTestIsAsync = true;

9	9

10 function addObserver(node, fn) {	10 function addObserver(node, fn) {

11 var observer = new WebKitMutationObserver(fn);	11 var observer = new MutationObserver(fn);

12 observer.testProperty = true;	12 observer.testProperty = true;

13 observer.observe(node, {attributes:true});	13 observer.observe(node, {attributes:true});

14 }	14 }

15	15

16 onload = function() {	16 onload = function() {

17 addObserver(document.body, function(records, observer) {	17 addObserver(document.body, function(records, observer) {

18 window.observer = observer;	18 window.observer = observer;

19 shouldBe('observer.testProperty', 'true');	19 shouldBe('observer.testProperty', 'true');

20 finishJSTest();	20 finishJSTest();

21 });	21 });

22	22

23 gc();	23 gc();

24	24

25 document.body.setAttribute('touch', 'the node');	25 document.body.setAttribute('touch', 'the node');

26 };	26 };

27 </script>	27 </script>

28	28

29 <script src="../../js/resources/js-test-post.js"></script>	29 <script src="../../js/resources/js-test-post.js"></script>

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