third_party/WebKit/LayoutTests/fast/events/page-visibility-iframe-unload.html - Issue 1778753003: Fire visibilitychange event on unload (behind the flag)

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Side by Side Diff: third_party/WebKit/LayoutTests/fast/events/page-visibility-iframe-unload.html

Issue 1778753003: Fire visibilitychange event on unload (behind the flag) (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Created 4 years, 9 months ago

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	1 <html>

	2 <body>

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

	4 <script>

	5 description("This test checks that the page visibility event is fired when frame is unloaded.");

	6

	7 var jsTestIsAsync = true;

	8 var frames = [];

	9 var docsLoaded = 0, visibilityChanged = 0;

	10 var numFrames = 3;

	11

	12 function startTest() {

	13 if (++docsLoaded < numFrames)

	14 return;

	15

	16 debug("Loaded all frames.");

	17

	18 frames.push(document.getElementById("frame1"));

	19 frames.push(frame1.contentDocument.getElementById("subIframe1"));

	20 frames.push(frame1.contentDocument.getElementById("subIframe2"));

	21

	22 for (var i = 0; i < frames.length; ++i) {

	23 frames[i].contentDocument.addEventListener(

	24 "visibilitychange",

	25 onVisibilityChange.bind(null, i), false);

	26 }

	27

	28 document.body.removeChild(frames[0]);

	29 }

	30

	31 function onVisibilityChange(i) {

	32 shouldBe('frames[' + i + '].contentDocument.visibilityState', '"hidden"');

	33 if (++visibilityChanged == numFrames)

	34 finishJSTest();

	35 }

	36

	37 </script>

	38 <iframe id="frame1" src="resources/page-visibility-iframe-with-subframes.html">< /iframe>

	39 </body>

	40 </html>

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