vue3-yuanma/test-dts/h.test-d.ts
2019-11-22 18:09:26 -05:00

125 lines
3.2 KiB
TypeScript

import { expectError } from 'tsd'
import {
describe,
h,
createComponent,
ref,
Fragment,
Portal,
Suspense
} from './index'
describe('h inference w/ element', () => {
// key
h('div', { key: 1 })
h('div', { key: 'foo' })
expectError(h('div', { key: [] }))
expectError(h('div', { key: {} }))
// ref
h('div', { ref: 'foo' })
h('div', { ref: ref(null) })
h('div', { ref: el => {} })
expectError(h('div', { ref: [] }))
expectError(h('div', { ref: {} }))
expectError(h('div', { ref: 123 }))
})
describe('h inference w/ Fragment', () => {
// only accepts array children
h(Fragment, ['hello'])
h(Fragment, { key: 123 }, ['hello'])
expectError(h(Fragment, 'foo'))
expectError(h(Fragment, { key: 123 }, 'bar'))
})
describe('h inference w/ Portal', () => {
h(Portal, { target: '#foo' }, 'hello')
expectError(h(Portal))
expectError(h(Portal, {}))
expectError(h(Portal, { target: '#foo' }))
})
describe('h inference w/ Suspense', () => {
h(Suspense, { onRecede: () => {}, onResolve: () => {} }, 'hello')
h(Suspense, 'foo')
h(Suspense, () => 'foo')
h(Suspense, null, {
default: () => 'foo'
})
expectError(h(Suspense, { onResolve: 1 }))
})
describe('h inference w/ functional component', () => {
const Func = (_props: { foo: string; bar?: number }) => ''
h(Func, { foo: 'hello' })
h(Func, { foo: 'hello', bar: 123 })
expectError(h(Func, { foo: 123 }))
expectError(h(Func, {}))
expectError(h(Func, { bar: 123 }))
})
describe('h inference w/ plain object component', () => {
const Foo = {
props: {
foo: String
}
}
h(Foo, { foo: 'ok' })
h(Foo, { foo: 'ok', class: 'extra' })
// should fail on wrong type
expectError(h(Foo, { foo: 1 }))
})
describe('h inference w/ createComponent', () => {
const Foo = createComponent({
props: {
foo: String,
bar: {
type: Number,
required: true
}
}
})
h(Foo, { bar: 1 })
h(Foo, { bar: 1, foo: 'ok' })
// should allow extraneous props (attrs fallthrough)
h(Foo, { bar: 1, foo: 'ok', class: 'extra' })
// should fail on missing required prop
expectError(h(Foo, {}))
expectError(h(Foo, { foo: 'ok' }))
// should fail on wrong type
expectError(h(Foo, { bar: 1, foo: 1 }))
})
describe('h inference w/ createComponent + optional props', () => {
const Foo = createComponent({
setup(_props: { foo?: string; bar: number }) {}
})
h(Foo, { bar: 1 })
h(Foo, { bar: 1, foo: 'ok' })
// should allow extraneous props (attrs fallthrough)
h(Foo, { bar: 1, foo: 'ok', class: 'extra' })
// should fail on missing required prop
expectError(h(Foo, {}))
expectError(h(Foo, { foo: 'ok' }))
// should fail on wrong type
expectError(h(Foo, { bar: 1, foo: 1 }))
})
describe('h inference w/ createComponent + direct function', () => {
const Foo = createComponent((_props: { foo?: string; bar: number }) => {})
h(Foo, { bar: 1 })
h(Foo, { bar: 1, foo: 'ok' })
// should allow extraneous props (attrs fallthrough)
h(Foo, { bar: 1, foo: 'ok', class: 'extra' })
// should fail on missing required prop
expectError(h(Foo, {}))
expectError(h(Foo, { foo: 'ok' }))
// should fail on wrong type
expectError(h(Foo, { bar: 1, foo: 1 }))
})