Nuxt/test/utils/build.js

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import { loadFixture, Nuxt, Builder, BundleBuilder, listPaths, equalOrStartsWith } from './index'
export const buildFixture = function (fixture, callback, hooks = []) {
const pathsBefore = {}
let nuxt
test(`Build ${fixture}`, async () => {
const config = await loadFixture(fixture)
nuxt = new Nuxt(config)
pathsBefore.root = listPaths(nuxt.options.rootDir)
if (nuxt.options.rootDir !== nuxt.options.srcDir) {
pathsBefore.src = listPaths(nuxt.options.srcDir)
}
const buildDone = jest.fn()
hooks.forEach(([hook, fn]) => nuxt.hook(hook, fn))
nuxt.hook('build:done', buildDone)
const builder = await new Builder(nuxt, BundleBuilder).build()
// 2: BUILD_DONE
expect(builder._buildStatus).toBe(2)
expect(buildDone).toHaveBeenCalledTimes(1)
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if (typeof callback === 'function') {
callback(builder)
}
}, 120000)
test('Check changed files', () => {
expect.hasAssertions()
// When building Nuxt we only expect files to changed
// within the nuxt.options.buildDir
Object.keys(pathsBefore).forEach((key) => {
const paths = listPaths(nuxt.options[`${key}Dir`], pathsBefore[key])
paths.forEach((item) => {
expect(equalOrStartsWith(nuxt.options.buildDir, item.path)).toBe(true)
})
})
})
}