third_party/WebKit/LayoutTests/media/video-preload-datasaver.html - Issue 2466273006: Allow metadata preload on cellular connections and disallow autoplay muted for low end devices.

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Side by Side Diff: third_party/WebKit/LayoutTests/media/video-preload-datasaver.html

Issue 2466273006: Allow metadata preload on cellular connections and disallow autoplay muted for low end devices. (Closed)

Patch Set: add not allowed value Created 4 years, 1 month ago

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1 <!DOCTYPE html>

2 <html>

3 <head>

4 <title>Test preload behaviour with data saver setting</title>

5 </head>

6 <body>

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

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

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

10 <script>

11 window.internals.settings.setDataSaverEnabled(true);

12

13 async_test(function(t) {

14 var v = document.createElement('video');

15 v.src = findMediaFile('video', 'content/test');

16

17 assert_equals(v.preload, 'none');

18 v.onsuspend = t.step_func_done();

19 v.onprogress = t.unreached_func();

20 }, "Data saver makes the default preload value to 'none'.");

21

22 async_test(function(t) {

23 var v = document.createElement('video');

24 v.src = findMediaFile('video', 'content/test');

25 v.preload = 'metadata';

26

27 assert_equals(v.preload, 'none');

28 v.onsuspend = t.step_func_done();

29 v.onprogress = t.unreached_func();

30 }, "Data saver overrides preload='metadata'.");

31

32 async_test(function(t) {

33 var v = document.createElement('video');

34 v.src = findMediaFile('video', 'content/test');

35 v.preload = 'auto';

36

37 assert_equals(v.preload, 'none');

38 v.onsuspend = t.step_func_done();

39 v.onprogress = t.unreached_func();

40 }, "Data saver overrides preload='auto'.");

41

42 async_test(function(t) {

43 window.internals.settings.setMediaPlaybackRequiresUserGesture(true);

44

45 var v = document.createElement('video');

46 v.autoplay = true;

47 v.src = findMediaFile('video', 'content/test');

48

49 assert_equals(v.preload, 'none');

50 v.onsuspend = t.step_func_done();

51 v.onprogress = t.unreached_func();

52

53 t.add_cleanup(function() {

54 window.internals.settings.setMediaPlaybackRequiresUserGesture(false);

55 });

56 }, "Data saver prevents loading autoplaying videos when autoplay is blocked.") ;

57 </script>

58 </body>

59 </html>

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