65 lines
1.8 KiB
TypeScript
65 lines
1.8 KiB
TypeScript
/**
|
|
* @jest-environment node
|
|
*/
|
|
|
|
import { ssrRenderList } from '../src/helpers/ssrRenderList'
|
|
|
|
describe('ssr: renderList', () => {
|
|
let stack: string[] = []
|
|
|
|
beforeEach(() => {
|
|
stack = []
|
|
})
|
|
|
|
it('should render items in an array', () => {
|
|
ssrRenderList(['1', '2', '3'], (item, index) =>
|
|
stack.push(`node ${index}: ${item}`)
|
|
)
|
|
expect(stack).toEqual(['node 0: 1', 'node 1: 2', 'node 2: 3'])
|
|
})
|
|
|
|
it('should render characters of a string', () => {
|
|
ssrRenderList('abc', (item, index) => stack.push(`node ${index}: ${item}`))
|
|
expect(stack).toEqual(['node 0: a', 'node 1: b', 'node 2: c'])
|
|
})
|
|
|
|
it('should render integers 1 through N when given a number N', () => {
|
|
ssrRenderList(3, (item, index) => stack.push(`node ${index}: ${item}`))
|
|
expect(stack).toEqual(['node 0: 1', 'node 1: 2', 'node 2: 3'])
|
|
})
|
|
|
|
it('should warn when given a non-integer N', () => {
|
|
ssrRenderList(3.1, () => {})
|
|
expect(
|
|
`The v-for range expect an integer value but got 3.1.`
|
|
).toHaveBeenWarned()
|
|
})
|
|
|
|
it('should render properties in an object', () => {
|
|
ssrRenderList({ a: 1, b: 2, c: 3 }, (item, key, index) =>
|
|
stack.push(`node ${index}/${key}: ${item}`)
|
|
)
|
|
expect(stack).toEqual(['node 0/a: 1', 'node 1/b: 2', 'node 2/c: 3'])
|
|
})
|
|
|
|
it('should render an item for entry in an iterable', () => {
|
|
const iterable = function*() {
|
|
yield 1
|
|
yield 2
|
|
yield 3
|
|
}
|
|
|
|
ssrRenderList(iterable(), (item, index) =>
|
|
stack.push(`node ${index}: ${item}`)
|
|
)
|
|
expect(stack).toEqual(['node 0: 1', 'node 1: 2', 'node 2: 3'])
|
|
})
|
|
|
|
it('should not render items when source is undefined', () => {
|
|
ssrRenderList(undefined, (item, index) =>
|
|
stack.push(`node ${index}: ${item}`)
|
|
)
|
|
expect(stack).toEqual([])
|
|
})
|
|
})
|