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Update CSS tests to revision aac1cd51245c0c469325988a0446985a2f1e476c

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Ms2ger 2016-04-07 09:58:26 +02:00
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<!DOCTYPE html>
<html><head>
<title>Geometry Interfaces: Test DOMMatrix non-mutating methods</title>
<link href="mailto:peter.hall@algomi.com" rel="author" title="Peter Hall">
<link href="https://drafts.fxtf.org/geometry-1/#dom-dommatrixreadonly" rel="help">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
</head>
<body>
<p>Test DOMMatrix non-mutating methods</p>
<div id="log"></div>
<script>
var epsilon = 0.0000000005;
function initialMatrix(){
return {
m11:1, m12:-0.5, m13: 0.5, m14:0,
m21:0.5, m22:2, m23: -0.5, m24:0,
m31:0, m32:0, m33: 1, m34:0,
m41:10, m42:20, m43: 10, m44:1,
is2D: false
};
}
function initialDOMMatrix() {
return DOMMatrixReadOnly.fromMatrix(initialMatrix())
}
function identity() {
return new DOMMatrix(
[1, 0, 0, 0,
0, 1, 0 ,0,
0, 0, 1, 0,
0, 0, 0, 1]);
}
function update(matrix, f) {
f(matrix);
return matrix;
}
test(function() {
var result = initialDOMMatrix().translate(1, 5, 3);
var expected = update(initialMatrix(), function(m) {
m.m41 += 1;
m.m42 += 5;
m.m43 += 3;
});
checkDOMMatrix(result, expected);
},"test translate()");
test(function() {
var result = initialDOMMatrix().scale(2, 5, 3);
var expected = new DOMMatrix(
[2.0, -2.5, 1.5, 0.0,
1.0, 10.0, -1.5, 0.0,
0.0, 0.0, 3.0, 0.0,
20.0, 100.0, 30.0, 1.0 ]);
checkDOMMatrix(result, expected);
},"test scale() without offsets");
test(function() {
var result = initialDOMMatrix().scale(2, 5, 3, 11, 7, 13);
var expected = initialDOMMatrix()
.translate(11, 7, 13)
.scale(2, 5, 3)
.translate(-11, -7, -13);
checkDOMMatrix(result, expected);
},"test scale() with offsets");
test(function() {
var result = initialDOMMatrix().scale3d(7, 5, 2, 3);
var expected = initialDOMMatrix()
.translate(5, 2, 3)
.scale(7, 7, 7)
.translate(-5, -2, -3);
checkDOMMatrix(result, expected);
},"test scale3d()");
test(function() {
var result = initialDOMMatrix().rotate(-90);
var expected = new DOMMatrix(
[ 0.5, 1.0, 0.5, 0.0,
-2.0, 0.5, -0.5, 0.0,
0.0, 0.0, 1.0, 0.0,
-20.0, 10, 10.0, 1.0 ]);
checkDOMMatrix(result, expected);
},"test rotate() 2d");
test(function() {
var result = initialDOMMatrix().rotate(180, 180, 90);
var expected = initialDOMMatrix().rotate(0,0,-90);
checkDOMMatrix(result, expected);
},"test rotate()");
test(function() {
var result = initialDOMMatrix().rotateFromVector(1, 1);
var expected = initialDOMMatrix().rotate(45);
checkDOMMatrix(result, expected);
},"test rotateFromVector()");
test(function() {
var swap = new DOMMatrix([
0,1,0,0,
0,0,1,0,
1,0,0,0,
0,0,0,1]);
var result = swap.multiply(
initialDOMMatrix().rotateAxisAngle(3, 3, 3, 120));
checkDOMMatrix(result, initialMatrix());
},"test rotateAxisAngle() ");
test(function() {
var angleDeg = 75;
var result = initialDOMMatrix().skewX(angleDeg);
var tangent = Math.tan(angleDeg * Math.PI/180);
var skew = new DOMMatrix([
1, 0, 0, 0,
tangent, 1, 0, 0,
0, 0, 1, 0,
0, 0, 0, 1])
var expected = skew.multiply(initialDOMMatrix());
checkDOMMatrix(result, expected);
},"test skewX()");
test(function() {
var angleDeg = 18;
var result = initialDOMMatrix().skewY(angleDeg);
var tangent = Math.tan(angleDeg * Math.PI/180);
var skew = new DOMMatrix([
1, tangent, 0, 0,
0, 1, 0, 0,
0, 0, 1, 0,
0, 0, 0, 1])
var expected = skew.multiply(initialDOMMatrix());
checkDOMMatrix(result, expected);
},"test skewY()");
test(function() {
var result = initialDOMMatrix().multiply(initialDOMMatrix().inverse());
checkDOMMatrix(result, identity());
},"test multiply with inverse is identity");
test(function() {
var result = initialDOMMatrix().flipX();
var expected = initialDOMMatrix().multiply(new DOMMatrix([-1, 0, 0, 1, 0, 0]));
checkDOMMatrix(result, expected);
},"test flipX()");
test(function() {
var result = initialDOMMatrix().flipY();
var expected = initialDOMMatrix().multiply(new DOMMatrix([1, 0, 0, -1, 0, 0]));
checkDOMMatrix(result, expected);
},"test flipY()");
function checkDOMMatrix(m, exp) {
assert_approx_equals(m.m11, exp.m11, epsilon, "Expected value for m11 is " + exp.m11);
assert_approx_equals(m.m12, exp.m12, epsilon, "Expected value for m12 is " + exp.m12);
assert_approx_equals(m.m13, exp.m13, epsilon, "Expected value for m13 is " + exp.m13);
assert_approx_equals(m.m14, exp.m14, epsilon, "Expected value for m14 is " + exp.m14);
assert_approx_equals(m.m21, exp.m21, epsilon, "Expected value for m21 is " + exp.m21);
assert_approx_equals(m.m22, exp.m22, epsilon, "Expected value for m22 is " + exp.m22);
assert_approx_equals(m.m23, exp.m23, epsilon, "Expected value for m23 is " + exp.m23);
assert_approx_equals(m.m24, exp.m24, epsilon, "Expected value for m24 is " + exp.m24);
assert_approx_equals(m.m31, exp.m31, epsilon, "Expected value for m31 is " + exp.m31);
assert_approx_equals(m.m32, exp.m32, epsilon, "Expected value for m32 is " + exp.m32);
assert_approx_equals(m.m33, exp.m33, epsilon, "Expected value for m33 is " + exp.m33);
assert_approx_equals(m.m34, exp.m34, epsilon, "Expected value for m34 is " + exp.m34);
assert_approx_equals(m.m41, exp.m41, epsilon, "Expected value for m41 is " + exp.m41);
assert_approx_equals(m.m42, exp.m42, epsilon, "Expected value for m42 is " + exp.m42);
assert_approx_equals(m.m43, exp.m43, epsilon, "Expected value for m43 is " + exp.m43);
assert_approx_equals(m.m44, exp.m44, epsilon, "Expected value for m44 is " + exp.m44);
assert_equals(m.is2D, exp.is2D, "Expected value for is2D is " + exp.is2D);
}
</script>
</body></html>