зеркало из https://github.com/mozilla/pjs.git
69 строки
2.2 KiB
HTML
69 строки
2.2 KiB
HTML
<!DOCTYPE HTML>
|
|
<html>
|
|
<!--
|
|
https://bugzilla.mozilla.org/show_bug.cgi?id=
|
|
-->
|
|
<head>
|
|
<title>Test for Bug </title>
|
|
<script type="application/javascript" 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=">Mozilla Bug </a>
|
|
<canvas id="display" height="200" width="200"></canvas>
|
|
<pre id="test">
|
|
<script type="application/javascript">
|
|
|
|
var canvas = document.getElementById("display");
|
|
var cx = canvas.getContext("2d");
|
|
|
|
is(cx.font, "10px sans-serif", "initial font of canvas context");
|
|
|
|
cx.font = "italic 16px sans-serif";
|
|
is(cx.font, "italic 16px sans-serif", "valid font should round-trip");
|
|
cx.font = "bold 12px serif; background: green";
|
|
is(cx.font, "italic 16px sans-serif", "invalid font should be ignored");
|
|
|
|
cx.font = "bold 12px/3.0 serif";
|
|
is(cx.font, "bold 12px serif", "line-height should be dropped");
|
|
cx.font = "inherit";
|
|
is(cx.font, "bold 12px serif", "inherit should be ignored");
|
|
cx.font = "boold 18px sans-serif";
|
|
is(cx.font, "bold 12px serif", "syntax error should be ignored");
|
|
cx.font = "menu";
|
|
todo_is(cx.font, "menu", "system fonts should work");
|
|
|
|
function textmeas() {
|
|
return cx.measureText("hello").width;
|
|
}
|
|
|
|
cx.font = "66px serif";
|
|
var w_at_66 = textmeas();
|
|
cx.font = "20px serif";
|
|
var w_at_20 = textmeas();
|
|
ok(w_at_66 > w_at_20, "text should be wider at 66px than at 20px");
|
|
|
|
canvas.style.fontSize = "33px";
|
|
cx.font = "2em serif";
|
|
is(cx.font, "2em serif", "serialization of em");
|
|
is(textmeas(), w_at_66, "em should be relative to canvas font size");
|
|
canvas.style.fontSize = "16px";
|
|
is(cx.font, "2em serif", "serialization of em");
|
|
is(textmeas(), w_at_66,
|
|
"em should be relative to canvas font size at time of setting");
|
|
document.body.removeChild(canvas);
|
|
is(cx.font, "2em serif", "serialization of em");
|
|
is(textmeas(), w_at_66,
|
|
"em should be relative to canvas font size at time of setting");
|
|
canvas.style.fontSize = "33px";
|
|
cx.font = "2em serif";
|
|
is(cx.font, "2em serif", "serialization of em");
|
|
is(textmeas(), w_at_20,
|
|
"em should be relative to 10px when canvas not in document");
|
|
document.body.appendChild(canvas);
|
|
|
|
</script>
|
|
</pre>
|
|
</body>
|
|
</html>
|