vue3-yuanma/packages/runtime-dom/__tests__/modules/attrs.spec.ts
2020-04-10 15:23:01 -04:00

38 lines
1.3 KiB
TypeScript

import { patchProp } from '../../src/patchProp'
import { xlinkNS } from '../../src/modules/attrs'
describe('runtime-dom: attrs patching', () => {
test('xlink attributes', () => {
const el = document.createElementNS('http://www.w3.org/2000/svg', 'use')
patchProp(el, 'xlink:href', null, 'a', true)
expect(el.getAttributeNS(xlinkNS, 'href')).toBe('a')
patchProp(el, 'xlink:href', 'a', null, true)
expect(el.getAttributeNS(xlinkNS, 'href')).toBe(null)
})
test('boolean attributes', () => {
const el = document.createElement('input')
patchProp(el, 'readonly', null, true)
expect(el.getAttribute('readonly')).toBe('')
patchProp(el, 'readonly', true, false)
expect(el.getAttribute('readonly')).toBe(null)
})
test('attributes', () => {
const el = document.createElement('div')
patchProp(el, 'foo', null, 'a')
expect(el.getAttribute('foo')).toBe('a')
patchProp(el, 'foo', 'a', null)
expect(el.getAttribute('foo')).toBe(null)
})
// #949
test('onxxx but non-listener attributes', () => {
const el = document.createElement('div')
patchProp(el, 'onwards', null, 'a')
expect(el.getAttribute('onwards')).toBe('a')
patchProp(el, 'onwards', 'a', null)
expect(el.getAttribute('onwards')).toBe(null)
})
})