css/geometry/DOMRect-001.html

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<html>
<head>
    <title>Geometry Interfaces: DOMRect and DOMRectReadOnly interface tests</title>
    <link rel="author" title="Dirk Schulze" href="mailto:dschulze@adobe.com" />
    <link rel="help" href="https://www.w3.org/TR/geometry-1/#DOMRect">
    <link rel="help" href="http://www.w3.org/TR/geometry-1/#dom-domrectreadonly-domrect-x">
    <link rel="help" href="http://www.w3.org/TR/geometry-1/#dom-domrectreadonly-domrect-y">
    <link rel="help" href="http://www.w3.org/TR/geometry-1/#dom-domrectreadonly-domrect-width">
    <link rel="help" href="http://www.w3.org/TR/geometry-1/#dom-domrectreadonly-domrect-height">
    <link rel="help" href="http://www.w3.org/TR/geometry-1/#dom-domrectreadonly-domrect-top">
    <link rel="help" href="http://www.w3.org/TR/geometry-1/#dom-domrectreadonly-domrect-left">
    <link rel="help" href="http://www.w3.org/TR/geometry-1/#dom-domrectreadonly-domrect-right">
    <link rel="help" href="http://www.w3.org/TR/geometry-1/#dom-domrectreadonly-domrect-bottom">
    <script src="/resources/testharness.js"></script>
    <script src="/resources/testharnessreport.js"></script>
</head>
<body>
    <p>Test DOMRect and DOMRectReadOnly interfaces</p>
    <div id="log"></div>
    <script>
        testConstructor(DOMRect);
        testConstructor(DOMRectReadOnly);
        test(function() {
            var r = new DOMRect();
            r.top = 5;
            assert_equals(r.top, 0, "Expected value for top is 0");
            r.right = 5;
            assert_equals(r.right, 0, "Expected value for right is 0");
            r.bottom = 5;
            assert_equals(r.bottom, 0, "Expected value for bottom is 0");
            r.left = 5;
            assert_equals(r.left, 0, "Expected value for left is 0");
        },'testSetReadOnlyAttributes');
        test(function() {
            var r = new DOMRect();
            r.x = 5;
            assert_equals(r.x, 5, "Expected value for x is 5");
            assert_equals(r.left, 5, "Expected value for left is 5");
            assert_equals(r.right, 5, "Expected value for right is 5");
            r.y = 5;
            assert_equals(r.y, 5, "Expected value for y is 5");
            assert_equals(r.top, 5, "Expected value for top is 5");
            assert_equals(r.bottom, 5, "Expected value for bottom is 5");
            r.width = 5;
            assert_equals(r.width, 5, "Expected value for width is 5");
            assert_equals(r.left, 5, "Expected value for left is 5");
            assert_equals(r.right, 10, "Expected value for right is 10");
            r.height = 5;
            assert_equals(r.height, 5, "Expected value for height is 5");
            assert_equals(r.top, 5, "Expected value for top is 5");
            assert_equals(r.bottom, 10, "Expected value for bottom is 10");
        },'testSetAttributes');
        test(function() {
            var r = new DOMRectReadOnly();
            r.top = 5;
            assert_equals(r.top, 0, "Expected value for top is 0");
            assert_equals(r.y, 0, "Expected value for y is 0");
            assert_equals(r.bottom, 0, "Expected value for bottom is 0");
            r.right = 5;
            assert_equals(r.right, 0, "Expected value for right is 0");
            assert_equals(r.x, 0, "Expected value for x is 0");
            assert_equals(r.left, 0, "Expected value for left is 0");
            r.bottom = 5;
            assert_equals(r.bottom, 0, "Expected value for bottom is 0");
            assert_equals(r.y, 0, "Expected value for y is 0");
            assert_equals(r.top, 0, "Expected value for top is 0");
            r.left = 5;
            assert_equals(r.left, 0, "Expected value for left is 0");
            assert_equals(r.x, 0, "Expected value for x is 0");
            assert_equals(r.right, 0, "Expected value for right is 0");
        },'testReadOnlySetReadOnlyAttributes');
        test(function() {
            var r = new DOMRectReadOnly();
            r.x = 0;
            assert_equals(r.x, 0, "Expected value for x is 0");
            assert_equals(r.left, 0, "Expected value for left is 0");
            assert_equals(r.right, 0, "Expected value for right is 0");
            r.y = 0;
            assert_equals(r.y, 0, "Expected value for y is 0");
            assert_equals(r.top, 0, "Expected value for top is 0");
            assert_equals(r.bottom, 0, "Expected value for bottom is 0");
            r.width = 0;
            assert_equals(r.width, 0, "Expected value for width is 0");
            assert_equals(r.x, 0, "Expected value for x is 0");
            assert_equals(r.right, 0, "Expected value for right is 0");
            r.height = 0;
            assert_equals(r.height, 0, "Expected value for height is 0");
            assert_equals(r.y, 0, "Expected value for y is 0");
            assert_equals(r.bottom, 0, "Expected value for bottom is 0");
        },'testReadOnlySetAttributes');

        function testConstructor(constructor) {
            var prefix = constructor === DOMRect ?  'testConstructor' : 'testReadOnlyConstructor';
            test(function() {
                checkDOMRect(new constructor(),
                    { x: 0, y: 0, width: 0, height: 0, top: 0, right: 0, bottom: 0, left: 0 });
            }, prefix + '0');
            test(function() {
                checkDOMRect(new constructor(1),
                    { x: 1, y: 0, width: 0, height: 0, top: 0, right: 1, bottom: 0, left: 1 });
            }, prefix + '1');
            test(function() {
                checkDOMRect(new constructor(1, 2),
                    { x: 1, y: 2, width: 0, height: 0, top: 2, right: 1, bottom: 2, left: 1 });
            }, prefix + '2');
            test(function() {
                checkDOMRect(new constructor(1, 2, 3),
                    { x: 1, y: 2, width: 3, height: 0, top: 2, right: 4, bottom: 2, left: 1 });
            }, prefix + '3');
            test(function() {
                checkDOMRect(new constructor(1, 2, 3, 4),
                    { x: 1, y: 2, width: 3, height: 4, top: 2, right: 4, bottom: 6, left: 1 });
            }, prefix + '4');
            test(function() {
                checkDOMRect(new constructor(1, 2, 3, 4, 5),
                    { x: 1, y: 2, width: 3, height: 4, top: 2, right: 4, bottom: 6, left: 1 });
            }, prefix + '5');
            test(function() {
                checkDOMRect(new constructor(2, 2, -4, 4),
                    { x: 2, y: 2, width: -4, height: 4, top: 2, right: 2, bottom: 6, left: -2 });
            }, prefix + 'NegativeWidth');
            test(function() {
                checkDOMRect(new constructor(2, 2, 4, -4),
                    { x: 2, y: 2, width: 4, height: -4, top: -2, right: 6, bottom: 2, left: 2 });
            }, prefix + 'NegativeHeight');
            test(function() {
                checkDOMRect(new constructor(2, 2, -4, -4),
                    { x: 2, y: 2, width: -4, height: -4, top: -2, right: 2, bottom: 2, left: -2 });
            }, prefix + 'NegativeWidthHeight');
            test(function() {
                checkDOMRect(new constructor(0, 0, undefined, 4),
                    { x: 0, y: 0, width: 0, height: 4, top: 0, right: 0, bottom: 4, left: 0 });
            }, prefix + 'Undefined1');
            test(function() {
                checkDOMRect(new constructor(NaN, Number.NEGATIVE_INFINITY, Number.POSITIVE_INFINITY, null),
                    { x: NaN, y: -Infinity, width: Infinity, height: 0, top: -Infinity, right: NaN, bottom: -Infinity, left: NaN });
            }, prefix + 'Undefined2');
            test(function() {
                checkDOMRect(new constructor("1", "2", "3", "4"),
                    { x: 1, y: 2, width: 3, height: 4, top: 2, right: 4, bottom: 6, left: 1 });
            }, prefix + 'String1');
            test(function() {
                checkDOMRect(new constructor("a", "b", "c", "d"),
                    { x: NaN, y: NaN, width: NaN, height: NaN, top: NaN, right: NaN, bottom: NaN, left: NaN });
            }, prefix + 'String2');
        }

        function checkDOMRect(r, exp) {
            assert_equals(r.x, exp.x, "Expected value for x is " + exp.x);
            assert_equals(r.y, exp.y, "Expected value for y is " + exp.y);
            assert_equals(r.width, exp.width, "Expected value for width is " + exp.width);
            assert_equals(r.height, exp.height, "Expected value for height is " + exp.height);
            assert_equals(r.top, exp.top, "Expected value for top is " + exp.top);
            assert_equals(r.left, exp.left, "Expected value for left is " + exp.left);
            assert_equals(r.bottom, exp.bottom, "Expected value for bottom is " + exp.bottom);
            assert_equals(r.right, exp.right, "Expected value for right is " + exp.right);
        }
    </script>
</body>
</html>