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cleaned svgedit.math.transformBox(), wrote the according test

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git-svn-id: http://svg-edit.googlecode.com/svn/trunk@2398 eee81c28-f429-11dd-99c0-75d572ba1ddd
This commit is contained in:
Bruno Heridet
2013-02-15 19:42:04 +00:00
parent e906a0f6fd
commit 4c4fff6a0d
2 changed files with 89 additions and 67 deletions
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70
test/math_test.html
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@@ -1,14 +1,14 @@
<!DOCTYPE html>
<html>
<head>
<link rel='stylesheet' href='qunit/qunit.css' type='text/css'/>
<script src='../editor/jquery.js'></script>
<script type='text/javascript' src='../editor/math.js'></script>
<script type='text/javascript' src='qunit/qunit.js'></script>
<script type='text/javascript'>
$(function() {
// log function
QUnit.log = function(result, message) {
<link rel='stylesheet' href='qunit/qunit.css' type='text/css'/>
<script src='../editor/jquery.js'></script>
<script type='text/javascript' src='../editor/math.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);
}
@@ -21,7 +21,7 @@
test('Test svgedit.math package', function() {
expect(7);
ok(svgedit.math);
ok(svgedit.math.transformPoint);
ok(svgedit.math.isIdentity);
@@ -42,19 +42,19 @@
var pt = transformPoint(100, 200, m);
equals(pt.x, 100);
equals(pt.y, 200);
m.e = 300; m.f = 400;
pt = transformPoint(100, 200, m);
equals(pt.x, 400);
equals(pt.y, 600);
m.a = 0.5; m.b = 0.75;
m.c = 1.25; m.d = 2;
pt = transformPoint(100, 200, m);
equals(pt.x, 100 * m.a + 200 * m.c + m.e);
equals(pt.y, 100 * m.b + 200 * m.d + m.f);
});
test('Test svgedit.math.isIdentity() function', function() {
expect(2);
@@ -95,20 +95,44 @@
I = mult(scale_up, scale_down, scale_down_more);
ok(isIdentity(I), 'Expected identity matrix when scaling up and down');
// test multiplication with its inverse
// test multiplication with its inverse
I = mult(rot_there, rot_there.inverse());
ok(isIdentity(I), 'Expected identity matrix when multiplying a matrix by its inverse');
I = mult(rot_there.inverse(), rot_there);
ok(isIdentity(I), 'Expected identity matrix when multiplying a matrix by its inverse');
});
});
</script>
</head>
<body>
<h1 id='qunit-header'>Unit Tests for math.js</h1>
<h2 id='qunit-banner'></h2>
<h2 id='qunit-userAgent'></h2>
<ol id='qunit-tests'>
</ol>
</body>
test('Test svgedit.math.transformBox() function', function() {
expect(12);
var transformBox = svgedit.math.transformBox;
var m = svg.createSVGMatrix();
m.a = 1; m.b = 0;
m.c = 0; m.d = 1;
m.e = 0; m.f = 0;
var r = transformBox(10, 10, 200, 300, m);
equals(r.tl.x, 10);
equals(r.tl.y, 10);
equals(r.tr.x, 210);
equals(r.tr.y, 10);
equals(r.bl.x, 10);
equals(r.bl.y, 310);
equals(r.br.x, 210);
equals(r.br.y, 310);
equals(r.aabox.x, 10);
equals(r.aabox.y, 10);
equals(r.aabox.width, 200);
equals(r.aabox.height, 300);
});
});
</script>
</head>
<body>
<h1 id='qunit-header'>Unit Tests for math.js</h1>
<h2 id='qunit-banner'></h2>
<h2 id='qunit-userAgent'></h2>
<ol id='qunit-tests'>
</ol>
</body>
</html>