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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
| commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
| tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /dom/canvas/test/test_bug1567544.html | |
| parent | Initial commit. (diff) | |
| download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip | |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/canvas/test/test_bug1567544.html')
| -rw-r--r-- | dom/canvas/test/test_bug1567544.html | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/dom/canvas/test/test_bug1567544.html b/dom/canvas/test/test_bug1567544.html new file mode 100644 index 0000000000..9b3fee6183 --- /dev/null +++ b/dom/canvas/test/test_bug1567544.html @@ -0,0 +1,46 @@ +<!DOCTYPE HTML> +<!-- +https://bugzilla.mozilla.org/show_bug.cgi?id=1567544 + +Test that globalCompositeOperation is applied to SVG images drawn with `drawImage`. +--> +<title>Test for Bug 1567544</title> +<script src="/tests/SimpleTest/SimpleTest.js"></script> +<link rel="stylesheet" href="/tests/SimpleTest/test.css"> +<body> +<canvas id="c" width="100" height="50"></canvas> +<script> +function isPixel(ctx, x,y, r,g,b,a, pos, colour, d) { + var pixel = ctx.getImageData(x, y, 1, 1); + var pr = pixel.data[0], + pg = pixel.data[1], + pb = pixel.data[2], + pa = pixel.data[3]; + ok(r-d <= pr && pr <= r+d && + g-d <= pg && pg <= g+d && + b-d <= pb && pb <= b+d && + a-d <= pa && pa <= a+d, + "pixel "+pos+" is "+pr+","+pg+","+pb+","+pa+"; expected "+colour+" +/- "+d); +} + +SimpleTest.waitForExplicitFinish(); +addLoadEvent(function () { + +var canvas = document.getElementById('c'); +var ctx = canvas.getContext('2d'); + +ctx.beginPath(); +ctx.arc(50, 50, 37.5, 0, Math.PI * 2); +ctx.fillStyle = 'red'; +ctx.fill(); +ctx.globalCompositeOperation = 'destination-in'; +ctx.drawImage(document.getElementById('roundrectangle.svg'), 50, 40); + +isPixel(ctx, 82,38, 0,0,0,0, "82,38", "0,0,0,0", 0); +isPixel(ctx, 82,48, 255,0,0,255, "82,48", "255,0,0,255", 0); + +SimpleTest.finish(); + +}); +</script> +<img src="image_roundrectangle.svg" id="roundrectangle.svg" class="resource"> |