https://github.com/web-platform-tests/wpt
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Tip revision: d7971f8bb6faedcb2b39c0b964f62add100b0df1 authored by Hiroki Nakagawa on 08 January 2018, 15:21:17 UTC
Worker: Upstream fast/workers/worker-timeout.html to WPT
Tip revision: d7971f8
2d.transformation.rotate.wrapnegative.worker.js
// DO NOT EDIT! This test has been generated by tools/gentest.py.
// OffscreenCanvas test in a worker:2d.transformation.rotate.wrapnegative
// Description:rotate() wraps large negative values correctly
// Note:

importScripts("/resources/testharness.js");
importScripts("/common/canvas-tests.js");

var t = async_test("rotate() wraps large negative values correctly");
t.step(function() {

var offscreenCanvas = new OffscreenCanvas(100, 50);
var ctx = offscreenCanvas.getContext('2d');

ctx.fillStyle = '#f00';
ctx.fillRect(0, 0, 100, 50);
ctx.rotate(-Math.PI * (1 + 4096));
ctx.fillStyle = '#0f0';
ctx.fillRect(-100, -50, 100, 50);
_assertPixel(offscreenCanvas, 50,25, 0,255,0,255, "50,25", "0,255,0,255");
_assertPixel(offscreenCanvas, 98,2, 0,255,0,255, "98,2", "0,255,0,255");
_assertPixel(offscreenCanvas, 98,47, 0,255,0,255, "98,47", "0,255,0,255");

t.done();

});
done();
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