third_party/WebKit/LayoutTests/media/video-delay-load-event.html - Issue 1810513002: Media element resource selection algorithm should "await a stable state"

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Issue 1810513002: Media element resource selection algorithm should "await a stable state" Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Rebase, microtask changes, layouttest updation Created 4 years, 3 months ago

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

2 <title>Test that the document's load event is delayed until a video's meta data is available.</title>	2 <title>Test that the document's load event is delayed until a video's meta data is available.</title>

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

4 <script src="../resources/testharnessreport.js"></script>	4 <script src="../resources/testharnessreport.js"></script>

5 <script src="media-file.js"></script>	5 <script src="media-file.js"></script>

6 <video id="video1"></video>	6 <video id="video1"></video>

7 <video id="video2"></video>	7 <video id="video2"></video>

8 <video id="video3"><source></source></video>	8 <video id="video3"></video>

9 <script>	9 <script>

10 async_test(function(t) {	10 async_test(function(t) {

11 assertVideoNoSrcNoLoad(document.getElementById("video1"));	11 assertVideoNoSrcNoLoad(document.getElementById("video1"));

12	12

13 var video = document.getElementById("video2");	13 var video = document.getElementById("video2");

14 video.src = findMediaFile("video", "content/test");	14 video.src = findMediaFile("video", "content/test");

15 assertVideoSrcNoLoad(video);	15 assertVideoSrcNoLoad(video);

16	16

17 var source = document.querySelector("source");	17 var source = document.createElement("source");

18 source.src = findMediaFile("video", "content/test");	18 source.src = findMediaFile("video", "content/test");

19 assertVideoSrcNoLoad(document.getElementById("video3"));	19 var video3 = document.getElementById("video3");

	20 video3.appendChild(source);

	21 assertVideoSrcNoLoad(video3);

20	22

21 window.onload = t.step_func_done(function() {	23 window.onload = t.step_func_done(function() {

22 assertVideoNoSrcNoLoad(document.getElementById("video1"));	24 assertVideoNoSrcNoLoad(document.getElementById("video1"));

23 assertVideoSrcLoad(document.getElementById("video2"));	25 assertVideoSrcLoad(document.getElementById("video2"));

24 assertVideoSrcLoad(document.getElementById("video3"));	26 assertVideoSrcLoad(document.getElementById("video3"));

25 });	27 });

26	28

27 function assertVideoNoSrcNoLoad(video) {	29 function assertVideoNoSrcNoLoad(video) {

28 // Video should not load as there is no "src".	30 // Video should not load as there is no "src".

29 assert_equals(video.networkState, HTMLMediaElement.NETWORK_EMPTY);	31 assert_equals(video.networkState, HTMLMediaElement.NETWORK_EMPTY);

30 assert_equals(video.readyState, HTMLMediaElement.HAVE_NOTHING);	32 assert_equals(video.readyState, HTMLMediaElement.HAVE_NOTHING);

31 }	33 }

32	34

33 function assertVideoSrcNoLoad(video) {	35 function assertVideoSrcNoLoad(video) {

34 // Video loading has just triggered.	36 // Video loading has just triggered.

35 assert_equals(video.networkState, HTMLMediaElement.NETWORK_NO_SOURCE);	37 assert_equals(video.networkState, HTMLMediaElement.NETWORK_NO_SOURCE);

36 assert_equals(video.readyState, HTMLMediaElement.HAVE_NOTHING);	38 assert_equals(video.readyState, HTMLMediaElement.HAVE_NOTHING);

37 }	39 }

38	40

39 function assertVideoSrcLoad(video) {	41 function assertVideoSrcLoad(video) {

40 // The Video should have loaded at least to HAVE_CURRENT_DATA	42 // The Video should have loaded at least to HAVE_CURRENT_DATA

41 assert_not_equals(video.networkState, HTMLMediaElement.NETWORK_NO_SOURCE );	43 assert_not_equals(video.networkState, HTMLMediaElement.NETWORK_NO_SOURCE );

42 assert_greater_than_equal(video.networkState, HTMLMediaElement.NETWORK_I DLE);	44 assert_greater_than_equal(video.networkState, HTMLMediaElement.NETWORK_I DLE);

43 assert_greater_than_equal(video.readyState, HTMLMediaElement.HAVE_CURREN T_DATA);	45 assert_greater_than_equal(video.readyState, HTMLMediaElement.HAVE_CURREN T_DATA);

44 }	46 }

45 });	47 });

46 </script>	48 </script>

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