diff options
Diffstat (limited to 'testing/web-platform/tests/html/canvas/offscreen/drawing-images-to-the-canvas/2d.drawImage.zerosource.html')
-rw-r--r-- | testing/web-platform/tests/html/canvas/offscreen/drawing-images-to-the-canvas/2d.drawImage.zerosource.html | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/canvas/offscreen/drawing-images-to-the-canvas/2d.drawImage.zerosource.html b/testing/web-platform/tests/html/canvas/offscreen/drawing-images-to-the-canvas/2d.drawImage.zerosource.html new file mode 100644 index 0000000000..0239c5356d --- /dev/null +++ b/testing/web-platform/tests/html/canvas/offscreen/drawing-images-to-the-canvas/2d.drawImage.zerosource.html @@ -0,0 +1,29 @@ +<!DOCTYPE html> +<!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. --> +<title>OffscreenCanvas test: 2d.drawImage.zerosource</title> +<script src="/resources/testharness.js"></script> +<script src="/resources/testharnessreport.js"></script> +<script src="/html/canvas/resources/canvas-tests.js"></script> + +<h1>2d.drawImage.zerosource</h1> +<p class="desc">drawImage with zero-sized source rectangle draws nothing without exception</p> + + +<script> +promise_test(async t => { + + var canvas = new OffscreenCanvas(100, 50); + var ctx = canvas.getContext('2d'); + + ctx.fillStyle = '#0f0'; + ctx.fillRect(0, 0, 100, 50); + const response = await fetch('/images/red.png'); + const blob = await response.blob(); + const bitmap = await createImageBitmap(blob); + ctx.drawImage(bitmap, 10, 10, 0, 1, 0, 0, 100, 50); + ctx.drawImage(bitmap, 10, 10, 1, 0, 0, 0, 100, 50); + ctx.drawImage(bitmap, 10, 10, 0, 0, 0, 0, 100, 50); + _assertPixelApprox(canvas, 50,25, 0,255,0,255, 2); + +}, "drawImage with zero-sized source rectangle draws nothing without exception"); +</script> |