vue3-yuanma/packages/runtime-core/__tests__/h.spec.ts
2019-08-29 16:56:31 -04:00

50 lines
1.4 KiB
TypeScript

import { h } from '../src/h'
import { createVNode } from '../src/vnode'
// Since h is a thin layer on top of createVNode, we are only testing its
// own logic here. Details of vnode creation is tested in vnode.spec.ts.
describe('renderer: h', () => {
test('type only', () => {
expect(h('div')).toMatchObject(createVNode('div'))
})
test('type + props', () => {
expect(h('div', { id: 'foo' })).toMatchObject(
createVNode('div', { id: 'foo' })
)
})
test('type + omit props', () => {
// array
expect(h('div', ['foo'])).toMatchObject(createVNode('div', null, ['foo']))
// default slot
const slot = () => {}
expect(h('div', slot)).toMatchObject(createVNode('div', null, slot))
// text
expect(h('div', 'foo')).toMatchObject(createVNode('div', null, 'foo'))
})
test('type + props + children', () => {
// array
expect(h('div', {}, ['foo'])).toMatchObject(createVNode('div', {}, ['foo']))
// default slot
const slot = () => {}
expect(h('div', {}, slot)).toMatchObject(createVNode('div', {}, slot))
// text
expect(h('div', {}, 'foo')).toMatchObject(createVNode('div', {}, 'foo'))
})
test('named slots with null props', () => {
const slot = () => {}
expect(
h('div', null, {
foo: slot
})
).toMatchObject(
createVNode('div', null, {
foo: slot
})
)
})
})