OLD | NEW |
| (Empty) |
1 <!DOCTYPE html> | |
2 <!-- DO NOT EDIT! This test has been generated by tools/gentest.py. --> | |
3 <title>OffscreenCanvas test: 2d.imageData.create2.tiny</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.tiny</h1> | |
9 <p class="desc">createImageData(sw, sh) works for sizes smaller than one pixel</
p> | |
10 | |
11 | |
12 <script> | |
13 var t = async_test("createImageData(sw, sh) works for sizes smaller than one pix
el"); | |
14 t.step(function() { | |
15 | |
16 var offscreenCanvas = new OffscreenCanvas(100, 50); | |
17 var ctx = offscreenCanvas.getContext('2d'); | |
18 | |
19 var imgdata = ctx.createImageData(0.0001, 0.0001); | |
20 _assertSame(imgdata.data.length, imgdata.width*imgdata.height*4, "imgdata.data.l
ength", "imgdata.width*imgdata.height*4"); | |
21 _assertSame(imgdata.width, 1, "imgdata.width", "1"); | |
22 _assertSame(imgdata.height, 1, "imgdata.height", "1"); | |
23 var isTransparentBlack = true; | |
24 for (var i = 0; i < imgdata.data.length; ++i) | |
25 if (imgdata.data[i] !== 0) | |
26 isTransparentBlack = false; | |
27 _assert(isTransparentBlack, "isTransparentBlack"); | |
28 | |
29 t.done(); | |
30 | |
31 }); | |
32 </script> | |
OLD | NEW |