58 lines
1.1 KiB
JavaScript
58 lines
1.1 KiB
JavaScript
|
import { assert, test } from '../run/test.setup.js'
|
||
|
|
import { polyfill } from '../mod.js'
|
||
|
|
|
||
|
|
test(() => {
|
||
|
|
return [
|
||
|
|
{
|
||
|
|
name: 'Supports OffscreenCanvas',
|
||
|
|
test() {
|
||
|
|
const target = {}
|
||
|
|
|
||
|
|
polyfill(target)
|
||
|
|
|
||
|
|
assert.equal('OffscreenCanvas' in target, true)
|
||
|
|
assert.equal(typeof target['OffscreenCanvas'], 'function')
|
||
|
|
},
|
||
|
|
},
|
||
|
|
{
|
||
|
|
name: 'Supports new (width: number, height: number): OffscreenCanvas',
|
||
|
|
test() {
|
||
|
|
const target = {}
|
||
|
|
|
||
|
|
polyfill(target)
|
||
|
|
|
||
|
|
const w = 640
|
||
|
|
const h = 480
|
||
|
|
|
||
|
|
const canvas = new target.OffscreenCanvas(w, h)
|
||
|
|
|
||
|
|
assert.equal(canvas.width, w)
|
||
|
|
assert.equal(canvas.height, h)
|
||
|
|
},
|
||
|
|
},
|
||
|
|
{
|
||
|
|
name: 'Supports OffscreenCanvas#getContext',
|
||
|
|
test() {
|
||
|
|
const target = {}
|
||
|
|
|
||
|
|
polyfill(target)
|
||
|
|
|
||
|
|
const w = 640
|
||
|
|
const h = 480
|
||
|
|
|
||
|
|
const canvas = new target.OffscreenCanvas(w, h)
|
||
|
|
|
||
|
|
const context = canvas.getContext('2d')
|
||
|
|
|
||
|
|
assert.equal(context.canvas, canvas)
|
||
|
|
|
||
|
|
const imageData = context.createImageData(w, h)
|
||
|
|
|
||
|
|
assert.equal(imageData.width, w)
|
||
|
|
assert.equal(imageData.height, h)
|
||
|
|
assert.equal(imageData.data.length, w * h * 4)
|
||
|
|
},
|
||
|
|
},
|
||
|
|
]
|
||
|
|
})
|