Nuxt/test/unit/spa.test.js

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import consola from 'consola'
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import { loadFixture, getPort, Nuxt, wChunk } from '../utils'
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// Runs tests in specified router mode (either "hash" or "history").
function spaTests ({ isHashMode }) {
let nuxt, port
const url = route => `http://localhost:${port}${isHashMode ? '/#' : ''}${route}`
const renderRoute = async (_url) => {
const window = await nuxt.server.renderAndGetWindow(url(_url))
const head = window.document.head.innerHTML
const html = window.document.body.innerHTML
return { window, head, html }
}
describe(`spa${isHashMode ? ' (hash)' : ''}`, () => {
beforeAll(async () => {
const fixture = isHashMode ? 'spa-hash' : 'spa'
const config = await loadFixture(fixture)
nuxt = new Nuxt(config)
await nuxt.ready()
port = await getPort()
await nuxt.server.listen(port, 'localhost')
})
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test('/ (basic spa)', async () => {
const { html } = await renderRoute('/')
expect(html).toMatch('Hello SPA!')
expect(consola.log).not.toHaveBeenCalledWith('created')
expect(consola.log).toHaveBeenCalledWith('mounted')
consola.log.mockClear()
})
test('/ (include preload and prefetch resources)', async () => {
const { head } = await renderRoute('/')
expect(head).toMatch('<link rel="preload" href="/_nuxt/runtime.js" as="script">')
expect(head).toMatch('<link rel="preload" href="/_nuxt/commons.app.js" as="script">')
expect(head).toMatch('<link rel="preload" href="/_nuxt/app.js" as="script">')
expect(head).toMatch(`<link rel="prefetch" href="/_nuxt/${wChunk('pages/custom.js')}">`)
expect(head).toMatch(`<link rel="prefetch" href="/_nuxt/${wChunk('pages/error-handler-async.js')}">`)
expect(head).toMatch(`<link rel="prefetch" href="/_nuxt/${wChunk('pages/error-handler-object.js')}">`)
expect(head).toMatch(`<link rel="prefetch" href="/_nuxt/${wChunk('pages/error-handler-string.js')}">`)
expect(head).toMatch(`<link rel="prefetch" href="/_nuxt/${wChunk('pages/error-handler.js')}">`)
expect(head).toMatch(`<link rel="prefetch" href="/_nuxt/${wChunk('pages/index.js')}">`)
expect(head).toMatch(`<link rel="prefetch" href="/_nuxt/${wChunk('pages/mounted.js')}">`)
consola.log.mockClear()
})
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test('/custom (custom layout)', async () => {
const { html } = await renderRoute('/custom')
expect(html).toMatch('Custom layout')
expect(consola.log).toHaveBeenCalledWith('created')
expect(consola.log).toHaveBeenCalledWith('mounted')
consola.log.mockClear()
})
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test('/mounted', async () => {
const { html } = await renderRoute('/mounted')
expect(html).toMatch('<h1>Test: updated</h1>')
})
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test('Initial route has correct fullPath', async () => {
const { html } = await renderRoute('/route-path')
expect(html).toContain('<div>Route path: /route-path</div>')
})
test('/error-handler', async () => {
const { html } = await renderRoute('/error-handler')
expect(html).toMatch('error handler triggered: fetch error!')
})
test('/error-handler-object', async () => {
const { html } = await renderRoute('/error-handler-object')
expect(html).toMatch('error handler triggered: fetch error!')
})
test('/error-handler-string', async () => {
const { html } = await renderRoute('/error-handler-string')
expect(html).toMatch('error handler triggered: fetch error!')
})
test('/error-handler-async', async () => {
const { html } = await renderRoute('/error-handler-async')
expect(html).toMatch('error handler triggered: asyncData error!')
})
const testRunner = isHashMode ? test.skip : test
testRunner('/тест雨 (test non ascii route)', async () => {
const { html } = await renderRoute('/тест雨')
expect(html).toMatch('Hello unicode SPA!')
expect(consola.log).not.toHaveBeenCalledWith('created')
expect(consola.log).toHaveBeenCalledWith('mounted')
consola.log.mockClear()
})
test('/async no asyncData leak', async () => {
const window = await nuxt.server.renderAndGetWindow(url('/async'))
const navigate = url => new Promise((resolve, reject) => {
window.$nuxt.$router.push(url, resolve, reject)
})
for (let i = 0; i < 3; i++) {
await navigate('/')
await navigate('/async')
}
const { $data } = window.$nuxt.$route.matched[0].instances.default
expect(Object.keys($data).length).toBe(1)
consola.log.mockClear()
})
test('/redirect-done (no redirect)', async () => {
const { html } = await renderRoute('/redirect-done')
expect(html).toContain('<div>Redirect Done Page</div>')
expect(consola.log).toHaveBeenCalledWith('redirect-done created')
expect(consola.log).toHaveBeenCalledWith('redirect-done mounted')
expect(consola.log).toHaveBeenCalledTimes(2)
consola.log.mockClear()
})
test('/redirect1 (redirect 1 time)', async () => {
const { html } = await renderRoute('/redirect1')
expect(html).toContain('<div>Redirect Done Page</div>')
expect(consola.log).toHaveBeenCalledWith('redirect-done created')
expect(consola.log).toHaveBeenCalledWith('redirect-done mounted')
expect(consola.log).toHaveBeenCalledTimes(2)
consola.log.mockClear()
})
test('/redirect2 (redirect 2 times)', async () => {
const { html } = await renderRoute('/redirect2')
expect(html).toContain('<div>Redirect Done Page</div>')
expect(consola.log).toHaveBeenCalledWith('redirect-done created')
expect(consola.log).toHaveBeenCalledWith('redirect-done mounted')
expect(consola.log).toHaveBeenCalledTimes(2)
consola.log.mockClear()
})
test('/redirect10 (redirect 10 times)', async () => {
const { html } = await renderRoute('/redirect10')
expect(html).toContain('<div>Redirect Done Page</div>')
expect(consola.log).toHaveBeenCalledWith('redirect-done created')
expect(consola.log).toHaveBeenCalledWith('redirect-done mounted')
expect(consola.log).toHaveBeenCalledTimes(2)
consola.log.mockClear()
})
test('render:route hook does not corrupt the cache', async () => {
const window1 = await nuxt.server.renderAndGetWindow(url('/'))
const html1 = window1.document.body.innerHTML
expect(html1).toContain('extra html from render:route hook')
expect(html1.match(/render:route/g).length).toBe(1)
window1.close()
const window2 = await nuxt.server.renderAndGetWindow(url('/'))
const html2 = window2.document.body.innerHTML
expect(html2).toContain('extra html from render:route hook')
expect(html2.match(/render:route/g).length).toBe(1)
window2.close()
})
// Close server and ask nuxt to stop listening to file changes
afterAll(async () => {
await nuxt.close()
})
})
}
spaTests({})
spaTests({ isHashMode: true })