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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /testing/web-platform/tests/html/canvas/offscreen/drawing-images-to-the-canvas/2d.drawImage.alpha.html | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'testing/web-platform/tests/html/canvas/offscreen/drawing-images-to-the-canvas/2d.drawImage.alpha.html')
-rw-r--r-- | testing/web-platform/tests/html/canvas/offscreen/drawing-images-to-the-canvas/2d.drawImage.alpha.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.alpha.html b/testing/web-platform/tests/html/canvas/offscreen/drawing-images-to-the-canvas/2d.drawImage.alpha.html new file mode 100644 index 0000000000..a95f3ece7a --- /dev/null +++ b/testing/web-platform/tests/html/canvas/offscreen/drawing-images-to-the-canvas/2d.drawImage.alpha.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.alpha</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.alpha</h1> +<p class="desc"></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); + ctx.globalAlpha = 0; + const response = await fetch('/images/red.png'); + const blob = await response.blob(); + const bitmap = await createImageBitmap(blob); + + ctx.drawImage(bitmap, 0, 0); + _assertPixelApprox(canvas, 50,25, 0,255,0,255, 2); + +}, ""); +</script> |