1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
|
// DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py.
// OffscreenCanvas test in a worker:2d.filter.canvasFilterObject.tentative
// Description:Test CanvasFilter() object
// Note:
importScripts("/resources/testharness.js");
importScripts("/html/canvas/resources/canvas-tests.js");
var t = async_test("Test CanvasFilter() object");
var t_pass = t.done.bind(t);
var t_fail = t.step_func(function(reason) {
throw reason;
});
t.step(function() {
var canvas = new OffscreenCanvas(100, 50);
var ctx = canvas.getContext('2d');
_assert(ctx.filter == 'none', "ctx.filter == 'none'");
ctx.filter = 'blur(5px)';
_assert(ctx.filter == 'blur(5px)', "ctx.filter == 'blur(5px)'");
ctx.filter = new CanvasFilter({name: 'gaussianBlur', stdDeviation: 5});
_assert(ctx.filter.toString() == '[object CanvasFilter]', "ctx.filter.toString() == '[object CanvasFilter]'");
ctx.filter = new CanvasFilter({name: 'gaussianBlur', stdDeviation: [1, 2]});
_assert(ctx.filter.toString() == '[object CanvasFilter]', "ctx.filter.toString() == '[object CanvasFilter]'");
ctx.filter = new CanvasFilter([
{name: 'gaussianBlur', stdDeviation: 5},
{name: 'gaussianBlur', stdDeviation: 10}
]);
_assert(ctx.filter.toString() == '[object CanvasFilter]', "ctx.filter.toString() == '[object CanvasFilter]'");
var canvas2 = new OffscreenCanvas(100, 50);
var ctx2 = canvas2.getContext('2d');
ctx2.filter = ctx.filter;
_assert(ctx.filter.toString() == '[object CanvasFilter]', "ctx.filter.toString() == '[object CanvasFilter]'");
ctx.filter = 'blur(5px)';
_assert(ctx.filter == 'blur(5px)', "ctx.filter == 'blur(5px)'");
ctx.filter = 'none';
_assert(ctx.filter == 'none', "ctx.filter == 'none'");
ctx.filter = new CanvasFilter({name: 'gaussianBlur', stdDeviation: 5});
ctx.filter = 'this string is not a filter and should do nothing';
_assert(ctx.filter.toString() == '[object CanvasFilter]', "ctx.filter.toString() == '[object CanvasFilter]'");
t.done();
});
done();
|
