Nuxt/test/presets/_utils.ts

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import { RequestListener } from 'http'
import { resolve } from 'upath'
import destr from 'destr'
import consola from 'consola'
import { Listener, listen } from 'listhen'
import { $fetch } from 'ohmyfetch/node'
import createRequire from 'create-require'
import type { LoadNuxtOptions } from '@nuxt/kit'
import { fixtureDir, buildFixture, loadFixture } from '../utils'
const isCompat = Boolean(process.env.TEST_COMPAT)
export interface TestContext {
rootDir: string
outDir: string
nuxt?: any
fetch: (url: string) => Promise<any>
server?: Listener
}
export interface AbstractRequest {
url: string
headers?: any
method?: string
body?: any
}
export interface AbstractResponse {
data: string
}
export type AbstractHandler = (req: AbstractRequest) => Promise<AbstractResponse>
export function setupTest (): TestContext {
const fixture = isCompat ? 'compat' : 'basic'
const rootDir = fixtureDir(fixture)
const outDir = resolve(__dirname, '.output', fixture)
const ctx: TestContext = {
rootDir,
outDir,
fetch: url => $fetch<any>(url, { baseURL: ctx.server.url })
}
beforeAll(() => {
jest.mock('jiti', () => createRequire)
consola.wrapAll()
consola.mock(() => jest.fn())
})
afterAll(async () => {
if (ctx.nuxt) {
await ctx.nuxt.close()
}
if (ctx.server) {
await ctx.server.close()
}
})
return ctx
}
export function testNitroBuild (ctx: TestContext, preset: string) {
test('nitro build', async () => {
ctx.outDir = resolve(ctx.outDir, preset)
const loadOpts: LoadNuxtOptions = { rootDir: ctx.rootDir, dev: false, version: isCompat ? 2 : 3 }
await buildFixture(loadOpts)
const nuxt = await loadFixture(loadOpts, {
nitro: {
preset,
minify: false,
serveStatic: false,
externals: preset === 'cloudflare' ? false : { trace: false },
output: { dir: ctx.outDir }
}
})
await nuxt.callHook('build:done', {})
ctx.nuxt = nuxt
}, 60000)
}
export async function startServer (ctx: TestContext, handle: RequestListener) {
ctx.server = await listen(handle)
}
export function testNitroBehavior (_ctx: TestContext, getHandler: () => Promise<AbstractHandler>) {
let handler
test('setup handler', async () => {
handler = await getHandler()
})
test('SSR Works', async () => {
const { data } = await handler({ url: '/' })
expect(data).toMatch('Hello Vue')
}, 10000)
test('API Works', async () => {
const { data } = await handler({ url: '/api/hello' })
expect(destr(data)).toEqual('Hello API')
})
}