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svgedit/test/test1.html

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<html>
<head>
<link rel="stylesheet" href="qunit/qunit.css" type="text/css"/>
<script src="../editor/jquery.js"> </script>
<script type="text/javascript" src="../editor/svgicons/jquery.svgicons.js"></script>
<script type="text/javascript" src="../editor/locale/locale.js"></script>
<script type="text/javascript" src="../editor/svgcanvas.js"></script>
<script type="text/javascript" src="qunit/qunit.js"></script>
<script type="text/javascript">
$(function() {
// log function
QUnit.log = function(result, message) {
if (window.console && window.console.log) {
window.console.log(result +' :: '+ message);
}
};
// helper functions
var isIdentity = function(m) {
return (m.a == 1 && m.b == 0 && m.c == 0 && m.d == 1 && m.e == 0 && m.f == 0);
};
var matrixString = function(m) {
return [m.a,m.b,m.c,m.d,m.e,m.f].join(',');
}
var svgCanvas = new SvgCanvas(document.getElementById("svgcanvas")),
svgroot = document.getElementById("svgroot"),
svgdoc = svgroot.documentElement,
svgns = "http://www.w3.org/2000/svg",
xlinkns = "http://www.w3.org/1999/xlink";
module("Basic Module");
test("Test existence of SvgCanvas object", function() {
expect(1);
equals(typeof {}, typeof svgCanvas);
});
module("Path Module");
test("Test path conversion from absolute to relative", function() {
expect(6);
var convert = svgCanvas.pathActions.convertPath;
// TODO: Test these paths:
// "m400.00491,625.01379a1.78688,1.78688 0 1 1-3.57373,0a1.78688,1.78688 0 1 13.57373,0z"
// "m36.812,15.8566c-28.03099,0 -26.28099,12.15601 -26.28099,12.15601l0.03099,12.59399h26.75v3.781h-37.37399c0,0 -17.938,-2.034 -133.00001,26.25c115.06201,28.284 130.71801,27.281 130.71801,27.281h9.34399v-13.125c0,0 -0.504,-15.656 15.40601,-15.656h26.532c0,0 14.90599,0.241 14.90599,-14.406v-24.219c0,0 2.263,-14.65601 -27.032,-14.65601zm-14.75,8.4684c2.662,0 4.813,2.151 4.813,4.813c0,2.661 -2.151,4.812 -4.813,4.812c-2.661,0 -4.812,-2.151 -4.812,-4.812c0,-2.662 2.151,-4.813 4.812,-4.813z"
// "m 0,0 l 200,0 l 0,100 L 0,100"
svgCanvas.setSvgString("<svg xmlns='http://www.w3.org/2000/svg' width='400' x='300'>" +
"<path id='p1' d='M100,100 L200,100 Z'/>" +
"<path id='p2' d='m 0,0 l 200,0 l 0,100 L 0,100'/>" +
"</svg>");
var p1 = document.getElementById("p1"),
p2 = document.getElementById("p2"),
d_abs = p1.getAttribute("d"),
seglist = p1.pathSegList,
curseg = null;
equals(p1.nodeName, "path", "Expected 'path', got");
equals(seglist.numberOfItems, 3, "Number of segments before conversion");
// verify segments before conversion
curseg = seglist.getItem(0);
equals(curseg.pathSegTypeAsLetter, "M", "Before conversion, segment #1 type");
curseg = seglist.getItem(1);
equals(curseg.pathSegTypeAsLetter, "L", "Before conversion, segment #2 type");
curseg = seglist.getItem(2);
equals(curseg.pathSegType, 1, "Before conversion, segment #3 type");
// convert and verify segments
var d = convert(p1, true);
equals(d, "m100,100l100,0z", "Converted path to relative string");
// TODO: see why this isn't working in SVG-edit
d = convert(p2, true);
QUnit.log(d);
d = convert(p2, false);
QUnit.log(d);
});
module("Transform Module");
test("Test matrixMultiply", function() {
expect(5);
// translate there and back
var tr_1 = svgroot.createSVGMatrix().translate(100,50),
tr_2 = svgroot.createSVGMatrix().translate(-90,0),
tr_3 = svgroot.createSVGMatrix().translate(-10,-50),
I = svgCanvas.matrixMultiply(tr_1,tr_2,tr_3);
equals(true, isIdentity(I),
"Expected identity matrix when translating there and back, got " + matrixString(I));
// rotate there and back
// TODO: currently Mozilla fails this when rotating back at -50 and then -40 degrees
// (b and c are *almost* zero, but not zero)
var rot_there = svgroot.createSVGMatrix().rotate(90),
rot_back = svgroot.createSVGMatrix().rotate(-90); // TODO: set this to -50
rot_back_more = svgroot.createSVGMatrix().rotate(0); // TODO: set this to -40
I = svgCanvas.matrixMultiply(rot_there, rot_back, rot_back_more);
equals(true, isIdentity(I),
"Expected identity matrix when rotating there and back, got " + matrixString(I));
// scale up and down
var scale_up = svgroot.createSVGMatrix().scale(4),
scale_down = svgroot.createSVGMatrix().scaleNonUniform(0.25,1);
scale_down_more = svgroot.createSVGMatrix().scaleNonUniform(1,0.25);
I = svgCanvas.matrixMultiply(scale_up, scale_down, scale_down_more);
equals(true, isIdentity(I),
"Expected identity matrix when scaling up and down, got " + matrixString(I));
// test multiplication with its inverse
I = svgCanvas.matrixMultiply(rot_there, rot_there.inverse());
equals(true, isIdentity(I),
"Expected identity matrix when multiplying a matrix by its inverse, got " + matrixString(I));
I = svgCanvas.matrixMultiply(rot_there.inverse(), rot_there);
equals(true, isIdentity(I),
"Expected identity matrix when multiplying a matrix by its inverse, got " + matrixString(I));
});
module("Import Module");
test("Test import use", function() {
expect(2);
svgCanvas.setSvgString("<svg xmlns='http://www.w3.org/2000/svg' xmlns:xlink='http://www.w3.org/1999/xlink' width='400' x='300'>" +
"<rect id='the-rect' width='200' height='200'/>" +
"<use id='the-use' xlink:href='#the-rect'/>" +
"<use id='foreign-use' xlink:href='somefile.svg#the-rect'/>" +
"</svg>");
var u = document.getElementById("the-use"),
fu = document.getElementById("foreign-use");
equals((u && u.nodeName == "use"), true, "Did not import <use> element");
equals((fu && !fu.getAttributeNS(xlinkns,"href")), true, "Did not remove reference to foreign element in <use>");
});
test("Test getUrlFromAttr", function() {
expect(4);
equals(svgCanvas.getUrlFromAttr("url(#foo)"), "#foo");
equals(svgCanvas.getUrlFromAttr("url(somefile.svg#foo)"), "somefile.svg#foo");
equals(svgCanvas.getUrlFromAttr("url('#foo')"), "#foo");
equals(svgCanvas.getUrlFromAttr('url("#foo")'), "#foo");
});
// This test shows that an element with an invalid attribute is still parsed in properly
// and only the attribute is not imported
test("Test invalid attribute", function() {
expect(2);
svgCanvas.setSvgString('<svg width="640" height="480" xmlns="http://www.w3.org/2000/svg">'+
'<text x="182.75" y="173.5" id="the-text" fill="#008000" font-size="150" font-family="serif" text-anchor="middle" d="M116,222 L110,108">words</text>' +
'</svg>');
var t = document.getElementById("the-text");
equals(true, (t && t.nodeName == "text"), "Did not import <text> element");
equals(null, t.getAttribute("d"), "Imported a <text> with a d attribute");
});
// This test makes sure import/export properly handles namespaced attributes
test("Test importing/exporting namespaced attributes", function() {
expect(5);
var set = svgCanvas.setSvgString('<svg width="640" height="480" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:se="http://svg-edit.googlecode.com" xmlns:foo="http://example.com">'+
'<image xlink:href="../editor/images/logo.png"/>' +
'<polyline id="se_test_elem" se:foo="bar"/>' +
'</svg>');
var attrVal = document.getElementById('se_test_elem').getAttributeNS("http://svg-edit.googlecode.com", "foo");
equals(true, attrVal === "bar", "Preserved namespaced attribute on import");
var output = svgCanvas.getSvgString();
var has_xlink = output.indexOf('xmlns:xlink="http://www.w3.org/1999/xlink"') !== -1;
var has_se = output.indexOf('xmlns:se=') !== -1;
var has_foo = output.indexOf('xmlns:foo=') === -1;
var has_attr = output.indexOf('se:foo="bar"') !== -1;
equals(true, has_attr, "Preserved namespaced attribute on export");
equals(true, has_xlink, "Included xlink: xmlns");
equals(true, has_se, "Included se: xmlns");
equals(true, has_foo, "Did not include foo: xmlns");
});
});
</script>
</head>
<body>
<h1 id="qunit-header">Unit Tests for SvgCanvas</h1>
<h2 id="qunit-banner"></h2>
<h2 id="qunit-userAgent"></h2>
<ol id="qunit-tests">
</ol>
<div id="svgcanvas" style="visibility:hidden"></div>
</body>
</html>
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