Source code

Revision control

Copy as Markdown

Other Tools

Test Info:

// DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py.
// OffscreenCanvas test in a worker:2d.path.arc.angle.6
// Description:arc() draws a full circle when anticlockwise and start > end+2pi
// Note:
importScripts("/resources/testharness.js");
importScripts("/html/canvas/resources/canvas-tests.js");
var t = async_test("arc() draws a full circle when anticlockwise and start > end+2pi");
var t_pass = t.done.bind(t);
var t_fail = t.step_func(function(reason) {
throw reason;
});
t.step(function() {
var canvas = new OffscreenCanvas(100, 50);
var ctx = canvas.getContext('2d');
ctx.fillStyle = '#f00';
ctx.fillRect(0, 0, 100, 50);
ctx.fillStyle = '#0f0';
ctx.beginPath();
ctx.moveTo(50, 25);
ctx.arc(50, 25, 60, (1024-1)*Math.PI, (512+1/2)*Math.PI, true);
ctx.fill();
_assertPixel(canvas, 1,1, 0,255,0,255);
_assertPixel(canvas, 98,1, 0,255,0,255);
_assertPixel(canvas, 1,48, 0,255,0,255);
_assertPixel(canvas, 98,48, 0,255,0,255);
t.done();
});
done();