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| author | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
|---|---|---|
| committer | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
| commit | 5f8de423f190bbb79a62f804151bc24824fa32d8 (patch) | |
| tree | 10027f336435511475e392454359edea8e25895d /dom/canvas/test/test_toBlob.html | |
| parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
| download | UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.gz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.lz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.xz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.zip | |
Add m-esr52 at 52.6.0
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 000000000..34d87dba8 --- /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>.mozGetAsFile().getAsDataURL() 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"> + |