diff options
| 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_toBlob.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_toBlob.html')
| -rw-r--r-- | dom/canvas/test/test_toBlob.html | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/dom/canvas/test/test_toBlob.html b/dom/canvas/test/test_toBlob.html new file mode 100644 index 0000000000..bcffdc0f16 --- /dev/null +++ b/dom/canvas/test/test_toBlob.html @@ -0,0 +1,47 @@ +<!DOCTYPE HTML> +<title>Canvas test: toBlob</title> +<script src="/tests/SimpleTest/SimpleTest.js"></script> +<link rel="stylesheet" href="/tests/SimpleTest/test.css"> +<body> +<canvas id="c" width="100" height="50"><p class="fallback">FAIL (fallback content)</p></canvas> +<script> + +function BlobListener(type, canvas, callback, file) +{ + is(file.type, type, + "When a valid type is specified that should be returned"); + var reader = new FileReader(); + reader.onload = + function(e) { + is(e.target.result, canvas.toDataURL(type), + "<canvas>.toBlob() should equal <canvas>.toDataURL()"); + callback(canvas); + }; + reader.readAsDataURL(file); +} + +function test1(canvas) +{ + canvas.toBlob(BlobListener.bind(undefined, "image/png", canvas, test2)); +} + +function test2(canvas) +{ + canvas.toBlob( + BlobListener.bind(undefined, "image/jpeg", canvas, SimpleTest.finish), + "image/jpeg"); +} + +SimpleTest.waitForExplicitFinish(); +addLoadEvent(function () { + +var canvas = document.getElementById('c'); +var ctx = canvas.getContext('2d'); +ctx.drawImage(document.getElementById('yellow75.png'), 0, 0); + +test1(canvas); + +}); +</script> +<img src="image_yellow75.png" id="yellow75.png" class="resource"> + |