test_play_promise_6.html

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<!DOCTYPE HTML>

<html>

<head>

  <title>Media test: promise-based play() method</title>

  <script src="/tests/SimpleTest/SimpleTest.js"></script>

  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />

  <script type="text/javascript" src="manifest.js"></script>

  <script type="text/javascript" src="play_promise.js"></script>

</head>

<body>

<pre id="test">

<script>

// Name: playSwitchToValidSrcAfterError

// Case: invoke play() on an element which had its source changed (to a valid source) after suffering from an error

// Expected result: resolve the promise with undefined

let manager = new MediaTestManager;

function initTest(test, token) {

  manager.started(token);

  let element = document.createElement(getMajorMimeType(test.type));

  element.src = getNotSupportedFile(test.name);

  once(element, "error").then(() => {

    ok(element.error.code == MediaError.MEDIA_ERR_SRC_NOT_SUPPORTED);

    element.src = test.name;

    element.play().then(

      (result) => {

        if (result == undefined) {

          ok(true, `${token} is resolved with ${result}.`);

        } else {

          ok(false, `${token} is resolved with ${result}.`);

},

      (error) => {

        ok(false, `${token} is rejected with ${error.name}.`);

    ).then( () => { manager.finished(token); } );

});

manager.runTests(gSmallTests, initTest);

</script>