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1 <!DOCTYPE html> | |
2 <!-- DO NOT EDIT! This test has been generated by tools/gentest.py. --> | |
3 <title>OffscreenCanvas test: 2d.imageData.create2.nonfinite</title> | |
4 <script src="/resources/testharness.js"></script> | |
5 <script src="/resources/testharnessreport.js"></script> | |
6 <script src="/common/canvas-tests.js"></script> | |
7 | |
8 <h1>2d.imageData.create2.nonfinite</h1> | |
9 <p class="desc">createImageData() throws TypeError if arguments are not finite</
p> | |
10 | |
11 | |
12 <script> | |
13 var t = async_test("createImageData() throws TypeError if arguments are not fini
te"); | |
14 t.step(function() { | |
15 | |
16 var offscreenCanvas = new OffscreenCanvas(100, 50); | |
17 var ctx = offscreenCanvas.getContext('2d'); | |
18 | |
19 assert_throws(new TypeError(), function() { ctx.createImageData(Infinity, 10); }
); | |
20 assert_throws(new TypeError(), function() { ctx.createImageData(-Infinity, 10);
}); | |
21 assert_throws(new TypeError(), function() { ctx.createImageData(NaN, 10); }); | |
22 assert_throws(new TypeError(), function() { ctx.createImageData(10, Infinity); }
); | |
23 assert_throws(new TypeError(), function() { ctx.createImageData(10, -Infinity);
}); | |
24 assert_throws(new TypeError(), function() { ctx.createImageData(10, NaN); }); | |
25 assert_throws(new TypeError(), function() { ctx.createImageData(Infinity, Infini
ty); }); | |
26 var posinfobj = { valueOf: function() { return Infinity; } }, | |
27 neginfobj = { valueOf: function() { return -Infinity; } }, | |
28 nanobj = { valueOf: function() { return -Infinity; } }; | |
29 assert_throws(new TypeError(), function() { ctx.createImageData(posinfobj, 10);
}); | |
30 assert_throws(new TypeError(), function() { ctx.createImageData(neginfobj, 10);
}); | |
31 assert_throws(new TypeError(), function() { ctx.createImageData(nanobj, 10); }); | |
32 assert_throws(new TypeError(), function() { ctx.createImageData(10, posinfobj);
}); | |
33 assert_throws(new TypeError(), function() { ctx.createImageData(10, neginfobj);
}); | |
34 assert_throws(new TypeError(), function() { ctx.createImageData(10, nanobj); }); | |
35 assert_throws(new TypeError(), function() { ctx.createImageData(posinfobj, posin
fobj); }); | |
36 | |
37 t.done(); | |
38 | |
39 }); | |
40 </script> | |
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