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<!DOCTYPE html>
<meta charset=utf-8>
<title>KeyframeEffectReadOnly constructor tests</title>
<link rel="help" href="https://w3c.github.io/web-animations/#the-keyframeeffect-interfaces">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="../../testcommon.js"></script>
<script src="../../resources/keyframe-utils.js"></script>
<body>
<div id="log"></div>
<div id="target"></div>
<style>
#target {
  border-style: solid;  /* so border-*-width values don't compute to 0 */
}
</style>
<script>
"use strict";

var target = document.getElementById("target");

test(function(t) {
  gEmptyKeyframeListTests.forEach(function(frames) {
    assert_equals(new KeyframeEffectReadOnly(target, frames)
                        .getKeyframes().length,
                  0, "number of frames for " + JSON.stringify(frames));
  });
}, "a KeyframeEffectReadOnly can be constructed with no frames");

test(function(t) {
  gEasingValueTests.forEach(function(subtest) {
    var easing = subtest[0];
    var expected = subtest[1];
    var effect = new KeyframeEffectReadOnly(target, {
      left: ["10px", "20px"],
      easing: easing
    });
    assert_equals(effect.getKeyframes()[0].easing, expected,
                  "resulting easing for '" + easing + "'");
  });
}, "easing values are parsed correctly when passed to the " +
   "KeyframeEffectReadOnly constructor in a property-indexed keyframe");

test(function(t) {
  gEasingValueTests.forEach(function(subtest) {
    var easing = subtest[0];
    var expected = subtest[1];
    var effect = new KeyframeEffectReadOnly(target, [
      { offset: 0, left: "10px", easing: easing },
      { offset: 1, left: "20px" }
    ]);
    assert_equals(effect.getKeyframes()[0].easing, expected,
                  "resulting easing for '" + easing + "'");
  });
}, "easing values are parsed correctly when passed to the " +
   "KeyframeEffectReadOnly constructor in regular keyframes");

test(function(t) {
  gEasingValueTests.forEach(function(subtest) {
    var easing = subtest[0];
    var expected = subtest[1];
    var effect = new KeyframeEffectReadOnly(target, {
      left: ["10px", "20px"]
    }, { easing: easing });
    assert_equals(effect.timing.easing, expected,
                  "resulting easing for '" + easing + "'");
  });
}, "easing values are parsed correctly when passed to the " +
   "KeyframeEffectReadOnly constructor in KeyframeTimingOptions");

test(function(t) {
  var getKeyframe = function(composite) {
    return { left: [ "10px", "20px" ], composite: composite };
  };
  gGoodKeyframeCompositeValueTests.forEach(function(composite) {
    var effect = new KeyframeEffectReadOnly(target, getKeyframe(composite));
    assert_equals(effect.getKeyframes()[0].composite, composite,
                  "resulting composite for '" + composite + "'");
  });
  gBadCompositeValueTests.forEach(function(composite) {
    assert_throws(new TypeError, function() {
      new KeyframeEffectReadOnly(target, getKeyframe(composite));
    });
  });
}, "composite values are parsed correctly when passed to the " +
   "KeyframeEffectReadOnly constructor in property-indexed keyframes");

test(function(t) {
  var getKeyframes = function(composite) {
    return [
      { offset: 0, left: "10px", composite: composite },
      { offset: 1, left: "20px" }
    ];
  };
  gGoodKeyframeCompositeValueTests.forEach(function(composite) {
    var effect = new KeyframeEffectReadOnly(target, getKeyframes(composite));
    assert_equals(effect.getKeyframes()[0].composite, composite,
                  "resulting composite for '" + composite + "'");
  });
  gBadCompositeValueTests.forEach(function(composite) {
    assert_throws(new TypeError, function() {
      new KeyframeEffectReadOnly(target, getKeyframes(composite));
    });
  });
}, "composite values are parsed correctly when passed to the " +
   "KeyframeEffectReadOnly constructor in regular keyframes");

test(function(t) {
  gGoodOptionsCompositeValueTests.forEach(function(composite) {
    var effect = new KeyframeEffectReadOnly(target, {
      left: ["10px", "20px"]
    }, { composite: composite });
    assert_equals(effect.getKeyframes()[0].composite, composite,
                  "resulting composite for '" + composite + "'");
  });
  gBadCompositeValueTests.forEach(function(composite) {
    assert_throws(new TypeError, function() {
      new KeyframeEffectReadOnly(target, {
        left: ["10px", "20px"]
      }, { composite: composite });
    });
  });
}, "composite values are parsed correctly when passed to the " +
   "KeyframeEffectReadOnly constructor in KeyframeTimingOptions");

gPropertyIndexedKeyframesTests.forEach(function(subtest) {
  test(function(t) {
    var effect = new KeyframeEffectReadOnly(target, subtest.input);
    assert_frame_lists_equal(effect.getKeyframes(), subtest.output);
  }, "a KeyframeEffectReadOnly can be constructed with " + subtest.desc);

  test(function(t) {
    var effect = new KeyframeEffectReadOnly(target, subtest.input);
    var secondEffect =
      new KeyframeEffectReadOnly(target, effect.getKeyframes());
    assert_frame_lists_equal(secondEffect.getKeyframes(),
                             effect.getKeyframes());
  }, "a KeyframeEffectReadOnly constructed with " + subtest.desc +
     " roundtrips");
});

test(function(t) {
  var expectedOrder = ["composite", "easing", "offset", "left", "marginLeft"];
  var actualOrder = [];
  var kf1 = {};
  var kf2 = { marginLeft: "10px", left: "20px", offset: 1 };
  [{ p: "marginLeft", v: "10px" },
   { p: "left",       v: "20px" },
   { p: "offset",     v: "0" },
   { p: "easing",     v: "linear" },
   { p: "composite",  v: "replace" }].forEach(function(e) {
    Object.defineProperty(kf1, e.p, {
      enumerable: true,
      get: function() { actualOrder.push(e.p); return e.v; }
    });
  });
  new KeyframeEffectReadOnly(target, [kf1, kf2]);
  assert_array_equals(actualOrder, expectedOrder, "property access order");
}, "the KeyframeEffectReadOnly constructor reads keyframe properties in the " +
   "expected order");

gKeyframeSequenceTests.forEach(function(subtest) {
  test(function(t) {
    var effect = new KeyframeEffectReadOnly(target, subtest.input);
    assert_frame_lists_equal(effect.getKeyframes(), subtest.output);
  }, "a KeyframeEffectReadOnly can be constructed with " + subtest.desc);

  test(function(t) {
    var effect = new KeyframeEffectReadOnly(target, subtest.input);
    var secondEffect =
      new KeyframeEffectReadOnly(target, effect.getKeyframes());
    assert_frame_lists_equal(secondEffect.getKeyframes(),
                             effect.getKeyframes());
  }, "a KeyframeEffectReadOnly constructed with " + subtest.desc +
     " roundtrips");
});

gInvalidKeyframesTests.forEach(function(subtest) {
  test(function(t) {
    assert_throws(subtest.expected, function() {
      new KeyframeEffectReadOnly(target, subtest.input);
    });
  }, "KeyframeEffectReadOnly constructor throws with " + subtest.desc);
});

gInvalidEasingInKeyframeSequenceTests.forEach(function(subtest) {
  test(function(t) {
    assert_throws(new TypeError, function() {
      new KeyframeEffectReadOnly(target, subtest.input);
    });
  }, "Invalid easing [" + subtest.desc + "] in keyframe sequence " +
     "should be thrown");
});

test(function(t) {
  var effect = new KeyframeEffectReadOnly(target,
                                          { left: ["10px", "20px"] });

  var timing = effect.timing;
  assert_equals(timing.delay, 0, "default delay");
  assert_equals(timing.endDelay, 0, "default endDelay");
  assert_equals(timing.fill, "auto", "default fill");
  assert_equals(timing.iterations, 1.0, "default iterations");
  assert_equals(timing.iterationStart, 0.0, "default iterationStart");
  assert_equals(timing.duration, "auto", "default duration");
  assert_equals(timing.direction, "normal", "default direction");
  assert_equals(timing.easing, "linear", "default easing");

  assert_equals(effect.composite, "replace", "default composite");
  assert_equals(effect.iterationComposite, "replace",
                "default iterationComposite");
  assert_equals(effect.spacing, "distribute",
                "default spacing");
}, "a KeyframeEffectReadOnly constructed without any " +
   "KeyframeEffectOptions object");

gKeyframeEffectOptionTests.forEach(function(stest) {
  test(function(t) {
    var effect = new KeyframeEffectReadOnly(target,
                                            { left: ["10px", "20px"] },
                                            stest.input);

    // Helper function to provide default expected values when the test does
    // not supply them.
    var expected = function(field, defaultValue) {
      return field in stest.expected ? stest.expected[field] : defaultValue;
    };

    var timing = effect.timing;
    assert_equals(timing.delay, expected("delay", 0),
                  "timing delay");
    assert_equals(timing.fill, expected("fill", "auto"),
                  "timing fill");
    assert_equals(timing.iterations, expected("iterations", 1),
                  "timing iterations");
    assert_equals(timing.duration, expected("duration", "auto"),
                  "timing duration");
    assert_equals(timing.direction, expected("direction", "normal"),
                  "timing direction");

  }, "a KeyframeEffectReadOnly constructed by " + stest.desc);
});

gInvalidKeyframeEffectOptionTests.forEach(function(stest) {
  test(function(t) {
    assert_throws(stest.expected, function() {
      new KeyframeEffectReadOnly(target,
                                 { left: ["10px", "20px"] },
                                 stest.input);
    });
  }, "Invalid KeyframeEffectReadOnly option by " + stest.desc);
});

test(function(t) {
  var effect = new KeyframeEffectReadOnly(null,
                                          { left: ["10px", "20px"] },
                                          { duration: 100 * MS_PER_SEC,
                                            fill: "forwards" });
  assert_equals(effect.target, null,
                "Effect created with null target has correct target");
}, "a KeyframeEffectReadOnly constructed with null target");

test(function(t) {
  var effect = new KeyframeEffect(target, null);
  assert_class_string(effect, "KeyframeEffect");
  assert_class_string(effect.timing, "AnimationEffectTiming");
}, "KeyframeEffect constructor creates an AnimationEffectTiming timing object");

test(function(t) {
  var test_error = { name: "test" };

  assert_throws(test_error, function() {
    new KeyframeEffect(target, { get left() { throw test_error }})
  });
}, "KeyframeEffect constructor propagates exceptions generated by accessing"
   + " the options object");
</script>
</body>