third_party/WebKit/LayoutTests/media/video-dom-preload.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-dom-preload.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 <title>Test media "autoplay" attribute set via DOM.</title>

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

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

5 <video></video>

6 <script>

7 test(function() {

8 var video = document.querySelector("video");

9

10 // Test default attribute value.

11 assert_equals(video.preload, "auto");

12 assert_equals(video.getAttribute("preload"), null);

13

14 // Remove attribute, should revert to default.

15 video.removeAttribute("preload");

16 assert_equals(video.preload, "auto");

17

18 checkPreloadValue("none", "none");

19 checkPreloadValue("auto", "auto");

20

21 // set to bogus value, should revert to default value.

22 video.removeAttribute("preload");

23 // Set via IDL attribute

24 video.preload = "bogus";

25 assert_equals(video.getAttribute("preload"), "bogus");

26 assert_equals(video.preload, "auto");

27 // - and via content attribute.

28 video.setAttribute("preload", "bogus");

29 assert_equals(video.preload, "auto");

30 assert_equals(video.getAttribute("preload"), "bogus");

31

32 checkPreloadValue("metadata", "metadata");

33

34 function checkPreloadValue(value, expected) {

35 // Set via IDL attribute

36 video.removeAttribute("preload");

37 video.preload = value;

38 assert_equals(video.getAttribute("preload"), expected);

39 assert_equals(video.preload, expected);

40 // - and via content attribute.

41 video.removeAttribute("preload");

42 video.setAttribute("preload", value);

43 assert_equals(video.preload, expected);

44 assert_equals(video.getAttribute("preload"), expected);

45 }

46 });

47 </script>

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