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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.pattern.basic.zerocanvas</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.pattern.basic.zerocanvas</h1> | |
9 <p class="desc"></p> | |
10 | |
11 | |
12 <script> | |
13 var t = async_test(""); | |
14 t.step(function() { | |
15 | |
16 var offscreenCanvas = new OffscreenCanvas(100, 50); | |
17 var ctx = offscreenCanvas.getContext('2d'); | |
18 | |
19 offscreenCanvas.width = 0; | |
20 offscreenCanvas.height = 10; | |
21 _assertSame(offscreenCanvas.width, 0, "offscreenCanvas.width", "0"); | |
22 _assertSame(offscreenCanvas.height, 10, "offscreenCanvas.height", "10"); | |
23 assert_throws("INVALID_STATE_ERR", function() { ctx.createPattern(offscreenCanva
s, 'repeat'); }); | |
24 offscreenCanvas.width = 10; | |
25 offscreenCanvas.height = 0; | |
26 _assertSame(offscreenCanvas.width, 10, "offscreenCanvas.width", "10"); | |
27 _assertSame(offscreenCanvas.height, 0, "offscreenCanvas.height", "0"); | |
28 assert_throws("INVALID_STATE_ERR", function() { ctx.createPattern(offscreenCanva
s, 'repeat'); }); | |
29 offscreenCanvas.width = 0; | |
30 offscreenCanvas.height = 0; | |
31 _assertSame(offscreenCanvas.width, 0, "offscreenCanvas.width", "0"); | |
32 _assertSame(offscreenCanvas.height, 0, "offscreenCanvas.height", "0"); | |
33 assert_throws("INVALID_STATE_ERR", function() { ctx.createPattern(offscreenCanva
s, 'repeat'); }); | |
34 | |
35 t.done(); | |
36 | |
37 }); | |
38 </script> | |
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