<!-- webkit-test-runner [ enableModernMediaControls=false ] -->
<html>
<head>
    <title>Tests that the scrubber is dropped when a video is too narrow and restored when made wider</title>
    <script src="media-file.js"></script>
    <script src="media-controls.js"></script>
</head>
<body>
    <video controls style="width: 200px"></video>
    <p>Tests that the scrubber is dropped when a video is too narrow and restored when made wider.</p>
    <script src="video-test.js"></script>
    <script>

        var timelineContainer;

        function timelineChildrenAreDropped() {
            return Array.prototype.every.call(timelineContainer.children, function(child) {
                return child.classList.contains("dropped");
            });
        }

        function timelineChildrenAreNotDisplayed() {
            return Array.prototype.every.call(timelineContainer.children, function(child) {
                return child.ownerDocument.defaultView.getComputedStyle(child).display === "none";
            });
        }

        testExpected("video.controls", null, "!=");

        waitForEvent("canplaythrough", function() {
            if (!window.internals) {
                logResult(false, "window.internals == undefined");
                endTest();
                return;
            }

            testExpected("shadowRoot = internals.shadowRoot(video)", null, "!=");
            testExpected(`timelineContainer = mediaControlsElement(shadowRoot.firstChild, "-webkit-media-controls-timeline-container")`, null, "!=");

            consoleWrite("Initital test at width = 200px");
            testExpected("video.offsetWidth", 200, "==");
            testExpected("timelineChildrenAreDropped()", true, "==");
            testExpected("timelineChildrenAreNotDisplayed()", true, "==");

            consoleWrite("Second test at width = 500px");
            video.style.width = "500px";
            testExpected("video.offsetWidth", 500, "==");

            // Using a timeout here since the resize event that will be dispatched
            // to the video controls to allow them to update their size needs to have
            // time to propagate asynchronously.
            setTimeout(function() {
                testExpected("timelineChildrenAreDropped()", false, "==");
                testExpected("timelineChildrenAreNotDisplayed()", false, "==");
                endTest();
            });
        });

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

    </script>
</body>
</html>