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Diffstat (limited to 'testing/web-platform/tests/html/semantics/embedded-content/media-elements/ready-states/autoplay-hidden.optional.html')
-rw-r--r-- | testing/web-platform/tests/html/semantics/embedded-content/media-elements/ready-states/autoplay-hidden.optional.html | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/semantics/embedded-content/media-elements/ready-states/autoplay-hidden.optional.html b/testing/web-platform/tests/html/semantics/embedded-content/media-elements/ready-states/autoplay-hidden.optional.html new file mode 100644 index 0000000000..16c6e29be9 --- /dev/null +++ b/testing/web-platform/tests/html/semantics/embedded-content/media-elements/ready-states/autoplay-hidden.optional.html @@ -0,0 +1,37 @@ +<!doctype html> +<title>autoplay hidden</title> +<link rel="author" title="Intel" href="http://www.intel.com"> +<link rel="help" href="https://html.spec.whatwg.org/multipage/media.html#ready-states"/> +<script src="/resources/testharness.js"></script> +<script src="/resources/testharnessreport.js"></script> +<script src="/common/media.js"></script> +<div id="log"></div> +<script> + +// https://html.spec.whatwg.org/multipage/media.html#ready-states:eligible-for-autoplay-2 + +promise_test(async t => { + let video = document.createElement("video"); + video.src = getVideoURI("/media/movie_5"); + video.autoplay = true; + // In Safari, Chrome and Firefox, the video needs to be muted in order to be + // paused when hidden. They decided to do this in order to save resources when + // a video goes out of view and isn't expected to make any sound. + video.muted = true; + video.loop = true; + let watcher = new EventWatcher(t, video, ["playing", "pause"]); + document.body.appendChild(video); + + await watcher.wait_for("playing"); + assert_false(video.paused, "paused when video is display"); + video.hidden = true; + + await watcher.wait_for("pause"); + assert_true(video.paused, "paused when video is hidden"); + video.hidden = false; + + await watcher.wait_for("playing"); + assert_false(video.paused, "paused when video is display"); +}, "Allow delaying autoplay until video elements become visible"); + +</script> |