third_party/WebKit/LayoutTests/http/tests/activedomobject/media.html - Issue 2272773002: Use intersection observer to control frame throttling

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Issue 2272773002: Use intersection observer to control frame throttling (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Update LeakExpectations Created 4 years, 1 month ago

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1 <!DOCTYPE HTML>	1 <!DOCTYPE HTML>

2 <html>	2 <html>

3 <body>	3 <body>

4 <p>Tests that reparenting media elements also reparents ActiveDOMObject.</p>	4 <p>Tests that reparenting media elements also reparents ActiveDOMObject.</p>

5 <iframe src="resources/media-frame.html"></iframe>	5 <iframe src="resources/media-frame.html"></iframe>

6 <script src="resources/activedomobject-test.js"></script>	6 <script src="resources/activedomobject-test.js"></script>

7 <script>	7 <script>

8 function runTest()	8 function runTest()

9 {	9 {

10 window.iframe = document.querySelector('iframe').contentDocument;	10 window.iframe = document.querySelector('iframe').contentDocument;

11	11

12 log('Before Reparenting');	12 log('Before Reparenting');

13 shouldBe('window.internals.activeDOMObjectCount(document)', 2);	13 shouldBe('window.internals.activeDOMObjectCount(document)', 3);

14 shouldBe('window.internals.activeDOMObjectCount(iframe)', 3);	14 shouldBe('window.internals.activeDOMObjectCount(iframe)', 3);

15	15

16 document.body.appendChild(window.iframe.querySelector('video'));	16 document.body.appendChild(window.iframe.querySelector('video'));

17	17

18 log('After Reparenting');	18 log('After Reparenting');

19 shouldBe('window.internals.activeDOMObjectCount(document)', 3);	19 shouldBe('window.internals.activeDOMObjectCount(document)', 4);

20 shouldBe('window.internals.activeDOMObjectCount(iframe)', 2);	20 shouldBe('window.internals.activeDOMObjectCount(iframe)', 2);

21 }	21 }

22 </script>	22 </script>

23 </body>	23 </body>

24 </html>	24 </html>

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