test_keyframe_effect_xrays.html

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<script type="application/javascript" src="../testharness.js"></script>

<script type="application/javascript" src="../testharnessreport.js"></script>

<script type="application/javascript" src="../testcommon.js"></script>

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<a href="https://bugzilla.mozilla.org/show_bug.cgi?id=1414674"

  target="_blank">Mozilla Bug 1414674</a>

<div id="log"></div>

<iframe id="iframe"

  src="http://example.org/tests/dom/animation/test/chrome/file_animate_xrays.html"></iframe>

<script>

'use strict';

var win = document.getElementById('iframe').contentWindow;

async_test(function(t) {

  window.addEventListener('load', t.step_func(function() {

    var target = win.document.getElementById('target');

    var effect = new win.KeyframeEffect(target, [

      {opacity: 1, offset: 0},

      {opacity: 0, offset: 1},

    ], {duration: 100 * MS_PER_SEC, fill: "forwards"});

    // The frames object should be accessible via x-ray.

    var frames = effect.getKeyframes();

    assert_equals(frames.length, 2,

                  "frames for KeyframeEffect ctor should be non-zero");

    assert_equals(frames[0].opacity, "1",

                  "first frame opacity for KeyframeEffect ctor should be specified value");

    assert_equals(frames[0].computedOffset, 0,

                  "first frame offset for KeyframeEffect ctor should be 0");

    assert_equals(frames[1].opacity, "0",

                  "last frame opacity for KeyframeEffect ctor should be specified value");

    assert_equals(frames[1].computedOffset, 1,

                  "last frame offset for KeyframeEffect ctor should be 1");

    var animation = new win.Animation(effect, document.timeline);

    animation.play();

    t.done();

  }));

}, 'Calling KeyframeEffect() ctor across x-rays');

</script>

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