test_defaultMuted.html

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<html>

<head>

  <title>Media test: defaultMuted</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="../../../dom/html/test/reflect.js"></script>

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<body>

  <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=706731">Mozilla Bug 706731</a>

  <p id="display"></p>

  <div id="content" style="display: none"></div>

  <video id='v1'></video><audio id='a1'></audio>

  <video id='v2' muted></video><audio id='a2' muted></audio>

<pre id="test">

<script class="testbody" type="text/javascript">

    reflectBoolean({

      element: document.createElement("video"),

      attribute: { content: "muted", idl: "defaultMuted" },

});

    reflectBoolean({

      element: document.createElement("audio"),

      attribute: { content: "muted", idl: "defaultMuted" },

});

    var v1 = document.getElementById('v1');

    var a1 = document.getElementById('a1');

    var v2 = document.getElementById('v2');

    var a2 = document.getElementById('a2');

    // Check that muted state correspond to the default value.

    is(v1.muted, false, "v1.muted should be false by default");

    is(a1.muted, false, "a1.muted should be false by default");

    is(v2.muted, true, "v2.muted should be true by default");

    is(a2.muted, true, "a2.muted should be true by default");

    // Changing defaultMuted value should not change current muted state.

    v1.defaultMuted = true;

    a1.defaultMuted = true;

    v2.defaultMuted = false;

    a2.defaultMuted = false;

    is(v1.muted, false, "v1.muted should not have changed");

    is(a1.muted, false, "a1.muted should not have changed");

    is(v2.muted, true, "v2.muted should not have changed");

    is(a2.muted, true, "a2.muted should not have changed");

    mediaTestCleanup();

</script>

</pre>

</body>

</html>