gecko/content/canvas/test/test_initial.reset.2dstate.html

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HTML

<!DOCTYPE HTML>
<title>Canvas test: initial.reset.2dstate</title>
<!-- Testing: Resetting the canvas state resets 2D state variables -->
<script src="/MochiKit/MochiKit.js"></script>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" href="/tests/SimpleTest/test.css">
<body>
<canvas id="c" width="100" height="50"><p class="fallback">FAIL (fallback content)</p></canvas>
<script>
SimpleTest.waitForExplicitFinish();
MochiKit.DOM.addLoadEvent(function () {
var canvas = document.getElementById('c');
var ctx = canvas.getContext('2d');
canvas.width = 100;
var default_val;
default_val = ctx.strokeStyle;
ctx.strokeStyle = "#ff0000";
canvas.width = 100;
ok(ctx.strokeStyle === default_val, "ctx.strokeStyle === default_val");
default_val = ctx.fillStyle;
ctx.fillStyle = "#ff0000";
canvas.width = 100;
ok(ctx.fillStyle === default_val, "ctx.fillStyle === default_val");
default_val = ctx.globalAlpha;
ctx.globalAlpha = 0.5;
canvas.width = 100;
ok(ctx.globalAlpha === default_val, "ctx.globalAlpha === default_val");
default_val = ctx.lineWidth;
ctx.lineWidth = 0.5;
canvas.width = 100;
ok(ctx.lineWidth === default_val, "ctx.lineWidth === default_val");
default_val = ctx.lineCap;
ctx.lineCap = "round";
canvas.width = 100;
ok(ctx.lineCap === default_val, "ctx.lineCap === default_val");
default_val = ctx.lineJoin;
ctx.lineJoin = "round";
canvas.width = 100;
ok(ctx.lineJoin === default_val, "ctx.lineJoin === default_val");
default_val = ctx.miterLimit;
ctx.miterLimit = 0.5;
canvas.width = 100;
ok(ctx.miterLimit === default_val, "ctx.miterLimit === default_val");
default_val = ctx.shadowOffsetX;
ctx.shadowOffsetX = 5;
canvas.width = 100;
ok(ctx.shadowOffsetX === default_val, "ctx.shadowOffsetX === default_val");
default_val = ctx.shadowOffsetY;
ctx.shadowOffsetY = 5;
canvas.width = 100;
ok(ctx.shadowOffsetY === default_val, "ctx.shadowOffsetY === default_val");
default_val = ctx.shadowBlur;
ctx.shadowBlur = 5;
canvas.width = 100;
ok(ctx.shadowBlur === default_val, "ctx.shadowBlur === default_val");
default_val = ctx.shadowColor;
ctx.shadowColor = "#ff0000";
canvas.width = 100;
ok(ctx.shadowColor === default_val, "ctx.shadowColor === default_val");
default_val = ctx.globalCompositeOperation;
ctx.globalCompositeOperation = "copy";
canvas.width = 100;
ok(ctx.globalCompositeOperation === default_val, "ctx.globalCompositeOperation === default_val");
SimpleTest.finish();
});
</script>