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| 1 // DO NOT EDIT! This test has been generated by tools/gentest.py. |
| 2 // OffscreenCanvas test in a worker:2d.drawImage.9arg.sourcesize |
| 3 // Description: |
| 4 // Note: |
| 5 |
| 6 importScripts("/resources/testharness.js"); |
| 7 importScripts("/common/canvas-tests.js"); |
| 8 |
| 9 var t = async_test(""); |
| 10 t.step(function() { |
| 11 |
| 12 var offscreenCanvas = new OffscreenCanvas(100, 50); |
| 13 var ctx = offscreenCanvas.getContext('2d'); |
| 14 |
| 15 ctx.fillStyle = '#f00'; |
| 16 ctx.fillRect(0, 0, 100, 50); |
| 17 var promise = new Promise(function(resolve, reject) { |
| 18 var xhr = new XMLHttpRequest(); |
| 19 xhr.open("GET", '/images/rgrg-256x256.png'); |
| 20 xhr.responseType = 'blob'; |
| 21 xhr.send(); |
| 22 xhr.onload = function() { |
| 23 resolve(xhr.response); |
| 24 }; |
| 25 }); |
| 26 promise.then(function(response) { |
| 27 ctx.drawImage(response, 0, 0, 256, 256, 0, 0, 100, 50); |
| 28 ctx.fillStyle = '#0f0'; |
| 29 ctx.fillRect(0, 0, 51, 26); |
| 30 ctx.fillRect(49, 24, 51, 26); |
| 31 _assertPixelApprox(offscreenCanvas, 0,0, 0,255,0,255, "0,0", "0,255,0,255",
2); |
| 32 _assertPixelApprox(offscreenCanvas, 99,0, 0,255,0,255, "99,0", "0,255,0,255"
, 2); |
| 33 _assertPixelApprox(offscreenCanvas, 0,49, 0,255,0,255, "0,49", "0,255,0,255"
, 2); |
| 34 _assertPixelApprox(offscreenCanvas, 99,49, 0,255,0,255, "99,49", "0,255,0,25
5", 2); |
| 35 _assertPixelApprox(offscreenCanvas, 20,20, 0,255,0,255, "20,20", "0,255,0,25
5", 2); |
| 36 _assertPixelApprox(offscreenCanvas, 80,20, 0,255,0,255, "80,20", "0,255,0,25
5", 2); |
| 37 _assertPixelApprox(offscreenCanvas, 20,30, 0,255,0,255, "20,30", "0,255,0,25
5", 2); |
| 38 _assertPixelApprox(offscreenCanvas, 80,30, 0,255,0,255, "80,30", "0,255,0,25
5", 2); |
| 39 }); |
| 40 |
| 41 t.done(); |
| 42 |
| 43 }); |
| 44 done(); |
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