<script src="../../../../resources/js-test-pre.js"></script>
<script src="../../resources/media-controls-utils.js"></script>
<body>
<video src="../../../content/test.mp4" style="position: absolute; left: 0; top: 0; width: 400px;" muted playsinline autoplay></video>
<script type="text/javascript">

window.jsTestIsAsync = true;

description("Check that tapping the start button pauses the video if controls are added after it has started playing.");

const media = document.querySelector("video");
let shadowRoot = null;

media.addEventListener("play", async () => {
    debug("'play' event.");

    if (media.controls)
        return;

    media.controls = true;

    shouldBeFalse("media.paused");

    shadowRoot = window.internals.shadowRoot(media);

    await shouldBecomeDifferent("shadowRoot.querySelector('button.play-pause')", "null");
    await shouldBecomeDifferent("shadowRoot.querySelector('button.play-pause').getBoundingClientRect().width", "0");

    debug("Tapping start button...");
    pressOnElement(shadowRoot.querySelector("button.play-pause"));

    debug("Waiting for pause...");
    await shouldBecomeEqual("media.paused", "true");

    // Wait to see if the video is still paused.
    debug("Checking again...");
    setTimeout(() => {
        shouldBeTrue("media.paused");

        media.remove();
        finishJSTest();
    });
});

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