events.spec.js
1.77 KB
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
import { HAS_PASSIVE_EVENT_SUPPORT } from '../constants/env'
import { parseEventOptions } from './events'
describe('utils/events', () => {
it('event options parsing works', async () => {
// JSDOM probably does not support passive mode
if (HAS_PASSIVE_EVENT_SUPPORT) {
// Converts boolean to object
expect(parseEventOptions(true)).toEqual({ capture: true })
expect(parseEventOptions(false)).toEqual({ capture: false })
expect(parseEventOptions()).toEqual({ capture: false })
// Parses object correctly (returns as-is)
expect(parseEventOptions({ capture: false })).toEqual({ capture: false })
expect(parseEventOptions({ capture: true })).toEqual({ capture: true })
expect(parseEventOptions({})).toEqual({})
expect(parseEventOptions({ capture: false, foobar: true })).toEqual({
capture: false,
foobar: true
})
expect(parseEventOptions({ capture: true, foobar: false })).toEqual({
capture: true,
foobar: false
})
} else {
// Converts non object to boolean
expect(parseEventOptions(true)).toEqual(true)
expect(parseEventOptions(false)).toEqual(false)
expect(parseEventOptions()).toEqual(false)
expect(parseEventOptions(null)).toEqual(false)
// Converts object to boolean
expect(parseEventOptions({ capture: false })).toEqual(false)
expect(parseEventOptions({ capture: true })).toEqual(true)
expect(parseEventOptions({})).toEqual(false)
expect(parseEventOptions({ capture: false, foobar: true })).toEqual(false)
expect(parseEventOptions({ capture: true, foobar: true })).toEqual(true)
expect(parseEventOptions({ foobar: true })).toEqual(false)
expect(parseEventOptions({ foobar: false })).toEqual(false)
}
})
})