Content - dcf4cdd0c5fd93419f7476acad603b0556c087f2 - 299e74f/css/geometry/structured-serialization.html

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Tip revision: 259d0612af038d14f2cd889a14a3adb6c9e96d96 authored by Josh Matthews on 23 December 2018, 05:25:51 UTC
Claim to support testdriver in servodriver
Tip revision: 259d061
structured-serialization.html
<!DOCTYPE html>
<title>Geometry Interfaces: Serialize and deserialize</title>
<link rel="help" href="https://drafts.fxtf.org/geometry/#structured-serialization">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<div id=log></div>
<script>
function clone(obj) {
  return new Promise((resolve, reject) => {
    const channel = new MessageChannel();
    channel.port2.onmessage = e => resolve(e.data);
    channel.port1.postMessage(obj);
  });
}
function defineThrowingGetters(object, attrs) {
  for (let attr of attrs) {
    Object.defineProperty(object, attr, {
      get: () => assert_unreached(`getter for ${attr}`)
    });
  }
}

[
  ["DOMPointReadOnly", "x", "y", "z", "w"],
  ["DOMPoint", "x", "y", "z", "w"],
  ["DOMRectReadOnly", "x", "y", "width", "height"],
  ["DOMRect", "x", "y", "width", "height"],
  ["DOMQuad", "p1", "p2", "p3", "p4"],
  ["DOMMatrixReadOnly", "a", "b", "c", "d", "e", "f", "m11", "m12", "m13", "m14", "m21", "m22", "m23", "m24", "m31", "m32", "m33", "m34", "m41", "m42", "m43", "m44", "is2D"],
  ["DOMMatrix", "a", "b", "c", "d", "e", "f", "m11", "m12", "m13", "m14", "m21", "m22", "m23", "m24", "m31", "m32", "m33", "m34", "m41", "m42", "m43", "m44", "is2D"],
].forEach(([constr, ...attrs]) => {
  const prefix = `${constr} clone:`;

  promise_test(t => {
    const object = new self[constr]();
    return clone(object).then(other => {
      assert_not_equals(object, other);
      assert_class_string(other, constr);
      for (let attr of attrs) {
        if (constr === "DOMQuad") {
          assert_not_equals(other[attr], object[attr], attr);
          assert_class_string(other[attr], "DOMPoint", attr);
          assert_equals(other[attr].x, object.p1.x, `${attr}.x`);
          assert_equals(other[attr].y, object.p1.y, `${attr}.y`);
          assert_equals(other[attr].z, object.p1.z, `${attr}.z`);
          assert_equals(other[attr].w, object.p1.w, `${attr}.w`);
        } else {
          assert_equals(other[attr], object[attr], attr);
        }
      }
      t.done();
    });
  }, `${prefix} basic`);

  promise_test(t => {
    const object = new self[constr]();
    object.foo = "bar";
    return clone(object).then(other => {
      assert_false("foo" in other, 'foo should not exist in other');
      t.done();
    });
  }, `${prefix} custom property`);

  promise_test(t => {
    const object = new self[constr]();
    // The custom throwing getter on object should not be copied to other.
    defineThrowingGetters(object, attrs);
    return clone(object).then(other => {
      for (let attr of attrs) {
        // This should call the standard getter, and therefore not throw.
        // If this were to call the throwing getter defined on object, the test would fail.
        other[attr];
      }
      t.done();
    });
  }, `${prefix} throwing getters`);

  // More specific tests for each type
  switch(constr) {
    case "DOMPointReadOnly":
    case "DOMPoint":
    case "DOMRectReadOnly":
    case "DOMRect":
      promise_test(t => {
        const object = new self[constr](1, -0, Infinity, NaN);
        return clone(object).then(other => {
          for (let attr of attrs) {
            assert_equals(other[attr], object[attr], attr);
          }
          t.done();
        });
      }, `${prefix} non-initial values`);
      break;
    case "DOMQuad":
      promise_test(t => {
        const object = new self[constr]({x:1, y:2, z:3, w:4},
                                        {x:-0, y:-0, z:-0, w:-0},
                                        {x:Infinity, y:Infinity, z:Infinity, w:Infinity},
                                        {x:NaN, y:NaN, z:NaN, w:NaN});
        return clone(object).then(other => {
          for (let attr of attrs) {
            assert_equals(other[attr].x, object[attr].x, `${attr}.x`);
            assert_equals(other[attr].y, object[attr].y, `${attr}.y`);
            assert_equals(other[attr].z, object[attr].z, `${attr}.z`);
            assert_equals(other[attr].w, object[attr].w, `${attr}.w`);
          }
          t.done();
        });
      }, `${prefix} non-initial values`);
      break;
    case "DOMMatrixReadOnly":
    case "DOMMatrix":
      promise_test(t => {
        const object = new self[constr]([1, -0, Infinity, NaN, 5, 6]);
        object.m13 = -0;
        object.m14 = -0;
        object.m23 = -0;
        object.m24 = -0;
        object.m31 = -0;
        object.m32 = -0;
        object.m34 = -0;
        object.m43 = -0;
        assert_true(object.is2D, 'is2D after setting m13 etc to -0');
        return clone(object).then(other => {
          for (let attr of attrs) {
            if (attr === 'm13' ||
                attr === 'm14' ||
                attr === 'm23' ||
                attr === 'm24' ||
                attr === 'm31' ||
                attr === 'm32' ||
                attr === 'm34' ||
                attr === 'm43') {
              assert_equals(other[attr], 0, attr);
            } else {
              assert_equals(other[attr], object[attr], attr);
            }
          }
          t.done();
        });
      }, `${prefix} non-initial values (2d)`);

      promise_test(t => {
        const object = new self[constr]([11, -0, Infinity, NaN,
                                         21, 22, 23, 24,
                                         31, 32, 33, 34,
                                         41, 42, 43, 44]);
        return clone(object).then(other => {
          for (let attr of attrs) {
            assert_equals(other[attr], object[attr], attr);
          }
          t.done();
        });
      }, `${prefix} non-initial values (3d)`);
      break;
    default:
      throw new Error(`Test bug: ${constr} has no test for non-initial values`);
  }
});

promise_test((t) => {
  const object = document.getElementById('log').getClientRects();
  return promise_rejects(t, "DataCloneError", clone(object));
}, 'DOMRectList clone');0
</script>
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