Nuxt/test/unit/basic.generate.test.js

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import { existsSync, writeFileSync } from 'fs'
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import http from 'http'
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import { resolve } from 'path'
import { remove } from 'fs-extra'
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import serveStatic from 'serve-static'
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import finalhandler from 'finalhandler'
import { Builder, Generator, getPort, loadFixture, Nuxt, rp, listPaths, equalOrStartsWith } from '../utils'
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let port
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const url = route => 'http://localhost:' + port + route
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const rootDir = resolve(__dirname, '..', 'fixtures/basic')
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const distDir = resolve(rootDir, '.nuxt-generate')
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let builder
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let server = null
let generator = null
let pathsBefore
let changedFileName
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describe('basic generate', () => {
beforeAll(async () => {
const config = await loadFixture('basic', { generate: { dir: '.nuxt-generate' } })
const nuxt = new Nuxt(config)
pathsBefore = listPaths(nuxt.options.rootDir)
// Make sure our check for changed files is really working
changedFileName = resolve(nuxt.options.generate.dir, '..', '.nuxt-generate-changed')
nuxt.hook('generate:done', () => {
writeFileSync(changedFileName, '')
})
builder = new Builder(nuxt)
builder.build = jest.fn()
generator = new Generator(nuxt, builder)
await generator.generate()
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const serve = serveStatic(distDir)
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server = http.createServer((req, res) => {
serve(req, res, finalhandler(req, res))
})
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port = await getPort()
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server.listen(port)
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})
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test('Check builder', () => {
expect(builder.bundleBuilder.context.isStatic).toBe(true)
expect(builder.build).toHaveBeenCalledTimes(1)
})
test('Check ready hook called', () => {
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expect(generator.nuxt.__hook_ready_called__).toBe(true)
})
test('Check changed files', () => {
// When generating Nuxt we only expect files to change
// within nuxt.options.generate.dir, but also allow other
// .nuxt dirs for when tests are runInBand
const allowChangesDir = resolve(generator.nuxt.options.generate.dir, '..', '.nuxt')
let changedFileFound = false
const paths = listPaths(generator.nuxt.options.rootDir, pathsBefore)
paths.forEach((item) => {
if (item.path === changedFileName) {
changedFileFound = true
} else {
expect(equalOrStartsWith(allowChangesDir, item.path)).toBe(true)
}
})
expect(changedFileFound).toBe(true)
})
test('Format errors', () => {
const error = generator._formatErrors([
{ type: 'handled', route: '/h1', error: 'page not found' },
{ type: 'unhandled', route: '/h2', error: { stack: 'unhandled error stack' } }
])
expect(error).toMatch(' /h1')
expect(error).toMatch(' /h2')
expect(error).toMatch('"page not found"')
expect(error).toMatch('unhandled error stack')
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})
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test('/stateless', async () => {
const window = await generator.nuxt.server.renderAndGetWindow(url('/stateless'))
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const html = window.document.body.innerHTML
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expect(html).toContain('<h1>My component!</h1>')
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})
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test('/store-module', async () => {
const window = await generator.nuxt.server.renderAndGetWindow(url('/store-module'))
const html = window.document.body.innerHTML
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expect(html).toContain('<h1>mutated</h1>')
})
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test('/css', async () => {
const window = await generator.nuxt.server.renderAndGetWindow(url('/css'))
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const headHtml = window.document.head.innerHTML
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expect(headHtml).toContain('.red{color:red')
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const element = window.document.querySelector('.red')
expect(element).not.toBe(null)
expect(element.textContent).toBe('This is red')
expect(element.className).toBe('red')
// t.is(window.getComputedStyle(element), 'red')
})
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test('/stateful', async () => {
const window = await generator.nuxt.server.renderAndGetWindow(url('/stateful'))
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const html = window.document.body.innerHTML
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expect(html).toContain('<div><p>The answer is 42</p></div>')
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})
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test('/head', async () => {
const window = await generator.nuxt.server.renderAndGetWindow(url('/head'))
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const html = window.document.body.innerHTML
const metas = window.document.getElementsByTagName('meta')
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expect(window.document.title).toBe('My title - Nuxt.js')
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expect(metas[0].getAttribute('content')).toBe('my meta')
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expect(html).toContain('<div><h1>I can haz meta tags</h1></div>')
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})
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test('/async-data', async () => {
const window = await generator.nuxt.server.renderAndGetWindow(url('/async-data'))
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const html = window.document.body.innerHTML
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expect(html).toContain('<p>Nuxt.js</p>')
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})
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test('/users/1/index.html', async () => {
const html = await rp(url('/users/1/index.html'))
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expect(html).toContain('<h1>User: 1</h1>')
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expect(
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existsSync(resolve(distDir, 'users/1/index.html'))
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).toBe(true)
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expect(existsSync(resolve(distDir, 'users/1.html'))).toBe(false)
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})
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test('/users/2', async () => {
const html = await rp(url('/users/2'))
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expect(html).toContain('<h1>User: 2</h1>')
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})
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test('/users/3 (payload given)', async () => {
const html = await rp(url('/users/3'))
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expect(html).toContain('<h1>User: 3000</h1>')
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})
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test('/users/4 -> Not found', async () => {
await expect(rp(url('/users/4'))).rejects.toMatchObject({
statusCode: 404,
response: {
body: expect.stringContaining('Cannot GET /users/4')
}
})
})
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test('/validate should not be server-rendered', async () => {
const html = await rp(url('/validate'))
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expect(html).toContain('<div id="__nuxt"></div>')
expect(html).toContain('serverRendered:!1')
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})
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test('/validate -> should display a 404', async () => {
const window = await generator.nuxt.server.renderAndGetWindow(url('/validate'))
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const html = window.document.body.innerHTML
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expect(html).toContain('This page could not be found')
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})
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test('/validate?valid=true', async () => {
const window = await generator.nuxt.server.renderAndGetWindow(url('/validate?valid=true'))
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const html = window.document.body.innerHTML
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expect(html).toContain('I am valid</h1>')
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})
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test('/redirect should not be server-rendered', async () => {
const html = await rp(url('/redirect'))
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expect(html).toContain('<div id="__nuxt"></div>')
expect(html).toContain('serverRendered:!1')
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})
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test('/redirect -> check redirected source', async () => {
const window = await generator.nuxt.server.renderAndGetWindow(url('/redirect'))
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const html = window.document.body.innerHTML
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expect(html).toContain('<h1>Index page</h1>')
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})
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test('/users/1 not found', async () => {
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await remove(resolve(distDir, 'users'))
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await expect(rp(url('/users/1'))).rejects.toMatchObject({
statusCode: 404,
response: {
body: expect.stringContaining('Cannot GET /users/1')
}
})
})
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test('nuxt re-generating with no subfolders', async () => {
generator.nuxt.options.generate.subFolders = false
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await expect(generator.generate({ build: false })).resolves.toBeTruthy()
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})
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test('/users/1.html', async () => {
const html = await rp(url('/users/1.html'))
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expect(html).toContain('<h1>User: 1</h1>')
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expect(existsSync(resolve(distDir, 'users/1.html'))).toBe(true)
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expect(
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existsSync(resolve(distDir, 'users/1/index.html'))
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).toBe(false)
})
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test('/-ignored', async () => {
await expect(rp(url('/-ignored'))).rejects.toMatchObject({
statusCode: 404,
response: {
body: expect.stringContaining('Cannot GET /-ignored')
}
})
})
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test('/ignored.test', async () => {
await expect(rp(url('/ignored.test'))).rejects.toMatchObject({
statusCode: 404,
response: {
body: expect.stringContaining('Cannot GET /ignored.test')
}
})
})
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// Close server and ask nuxt to stop listening to file changes
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afterAll(async () => {
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await server.close()
})
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})