third_party/WebKit/LayoutTests/fast/canvas/canvas-toBlob-invalid.html - Issue 1496683005: Make callback arg non-nullable on canvas.toBlob

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Side by Side Diff: third_party/WebKit/LayoutTests/fast/canvas/canvas-toBlob-invalid.html

Issue 1496683005: Make callback arg non-nullable on canvas.toBlob (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Small correction Created 5 years ago

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	1 <script src="../../resources/js-test.js"></script>

	2 <script type='text/javascript'>

	3 description("Test the handling of invalid arguments in canvas toBlob().");

	4

	5 var canvas = document.createElement('canvas');

	6 var ctx = canvas.getContext("2d");

	7 ctx.strokeStyle = "red";

	8 ctx.strokeRect(0, 0, 50, 50);

	9

	10 shouldThrow("canvas.toBlob();");

	11 shouldThrow("canvas.toBlob(null);");

	12 shouldThrow("canvas.toBlob(undefined);");
	Noel Gordon 2015/12/11 01:01:45 The way it's going, we should add shouldThrow("c The way it's going, we should add shouldThrow("canvas.toBlob(42);"); for posterity :)
	13 // Passing the callback argument without blob handle silently fails.

	14 shouldNotThrow("canvas.toBlob(function() {});");

	15

	16 // Invalid quality argument will fall back to default value

	17 shouldNotThrow("canvas.toBlob(function(blob) {}, 'image/jpeg', 500)");

	18 </script>

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