77 lines
2.6 KiB
HTML
77 lines
2.6 KiB
HTML
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<html>
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<head>
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<link rel="stylesheet" href="qunit/qunit.css" type="text/css"/>
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<script src="../editor/jquery.js"> </script>
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<script type="text/javascript" src="../editor/svgicons/jquery.svgicons.js"></script>
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<script type="text/javascript" src="../editor/locale/locale.js"></script>
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<script type="text/javascript" src="../editor/svgcanvas.js"></script>
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<script type="text/javascript" src="qunit/qunit.js"></script>
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<script type="text/javascript">
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$(function() {
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// log function
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QUnit.log = function(result, message) {
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if (window.console && window.console.log) {
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window.console.log(result +' :: '+ message);
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}
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};
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// helper functions
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var isIdentity = function(m) {
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return (m.a == 1 && m.b == 0 && m.c == 0 && m.d == 1 && m.e == 0 && m.f == 0);
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};
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var matrixString = function(m) {
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return [m.a,m.b,m.c,m.d,m.e,m.f].join(',');
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}
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var svgCanvas = new SvgCanvas(document.getElementById("svgcanvas")),
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svgroot = document.getElementById("svgroot"),
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svgdoc = svgroot.documentElement;
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module("Basic Module");
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test("Test existence of SvgCanvas object", function() {
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expect(1);
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equals(typeof {}, typeof svgCanvas);
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});
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module("Transform Module");
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test("Test matrixMultiply", function() {
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expect(4);
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// translate there and back
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var tr_1 = svgroot.createSVGMatrix().translate(100,50),
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tr_2 = svgroot.createSVGMatrix().translate(-90,0),
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tr_3 = svgroot.createSVGMatrix().translate(-10,-50),
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I = svgCanvas.matrixMultiply(tr_1,tr_2,tr_3);
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equals(true, isIdentity(I),
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"Expected identity matrix when translating there and back, got " + matrixString(I));
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// rotate there and back
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var rot_there = svgroot.createSVGMatrix().rotate(90),
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rot_back = svgroot.createSVGMatrix().rotate(-90);
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I = svgCanvas.matrixMultiply(rot_there, rot_back);
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equals(true, isIdentity(I),
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"Expected identity matrix when rotating there and back, got " + matrixString(I));
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// test multiplication with its inverse
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I = svgCanvas.matrixMultiply(rot_there, rot_there.inverse());
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equals(true, isIdentity(I),
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"Expected identity matrix when multiplying a matrix by its inverse, got " + matrixString(I));
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I = svgCanvas.matrixMultiply(rot_there.inverse(), rot_there);
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equals(true, isIdentity(I),
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"Expected identity matrix when multiplying a matrix by its inverse, got " + matrixString(I));
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});
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});
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</script>
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</head>
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<body>
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<h1 id="qunit-header">Unit Tests for SvgCanvas</h1>
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<h2 id="qunit-banner"></h2>
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<h2 id="qunit-userAgent"></h2>
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<ol id="qunit-tests">
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</ol>
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<div id="svgcanvas" style="display:none"></div>
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</body>
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</html>
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