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<!doctype html>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=946529
-->
<head>
<meta charset="utf-8">
<title>Test transform parsing</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=946529">Mozilla Bug 946529</a>
<p id="display"></p>
<div id="content" style="display: none">
<svg width="100%" height="1" id="svg">
<g id="g"/>
</svg>
</div>
<pre id="test">
<script class="testbody" type="text/javascript">
// Test cases
checkParseOk("", [ ]);
checkParseOk("matrix(-.7235 .6903 .6903 .7235 -2050 1.14e4)",
[ { type: "matrix", a: -0.7235, b: 0.6903, c: 0.6903,
d: 0.7235, e: -2050, f: 11400 } ]);
checkParseOk("matrix(0e0 1e0 1e1 1e-1 1E+2 -.1e1)",
[ { type: "matrix", a: 0, b: 1, c: 10,
d: 0.1, e: 100, f: -1 } ]);
checkParseOk("matrix(-0e-0 1e+0 0e-5 1e-10 12.3e+4 .12e2)",
[ { type: "matrix", a: 0, b: 1, c: 0,
d: 0.0000000001, e: 123000, f: 12 } ]);
// Fail cases
checkParseFail("matrix(1e+ 0 0 0 0 0)");
checkParseFail("matrix(e2 0 0 0 0 0)");
checkParseFail("matrix(1 e2 0 0 0 0 0)");
checkParseFail("matrix(1e 2 0 0 0 0 0)");
checkParseFail("matrix(1e+-2 0 0 0 0 0)");
checkParseFail("matrix(1e 0 0 0 0 0)");
checkParseFail("matrix(1e1.1 0 0 0 0 0)");
checkParseFail("scale(2) matrix(1e1.1 0 0 0 0 0)");
function checkParseOk(spec, expected) {
var g = document.getElementById("g");
// Clear previous value
g.removeAttribute("transform");
g.setAttribute("transform", spec);
// Check length
var transformList = g.transform.baseVal;
is(transformList.numberOfItems, expected.length, spec + " - length");
if (transformList.numberOfItems != expected.length)
return;
// Check each item
for (var i = 0; i < transformList.numberOfItems; i++) {
checkTransform(transformList.getItem(i), expected[i], spec, i);
}
}
function checkTransform(transform, expected, spec, index) {
var typeMapping = {
"unknown": SVGTransform.SVG_TRANSFORM_UNKNOWN,
"matrix": SVGTransform.SVG_TRANSFORM_MATRIX,
"translate": SVGTransform.SVG_TRANSFORM_TRANSLATE,
"scale": SVGTransform.SVG_TRANSFORM_SCALE,
"rotate": SVGTransform.SVG_TRANSFORM_ROTATE,
"skewx": SVGTransform.SVG_TRANSFORM_SKEWX,
"skewy": SVGTransform.SVG_TRANSFORM_SKEWY,
};
var name = "Item " + index + " of '" + spec + "'";
// Compare type
if (typeof expected.type != "undefined") {
is(transform.type, typeMapping[expected.type], name + " - transform type");
}
// Compare angle
if (typeof expected.angle != "undefined") {
is(transform.angle, expected.angle, name + " - angle");
}
// Compare matrix values (roughly)
["a", "b", "c", "d", "e", "f"].forEach(function(item) {
var actual = transform.matrix[item];
var msg = name + " - matrix:" + item;
const tolerance = 1 / 65535;
ok(Math.abs(actual - expected[item]) < tolerance,
msg + " - got " + actual + ", expected " + expected[item]);
});
}
function checkParseFail(spec) {
checkParseOk(spec, []);
}
</script>
</pre>
</body>
</html>
|
