Nuxt/packages/cli/test/unit/build.test.js

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import { consola, mockGetNuxt, mockGetBuilder, mockGetGenerator, NuxtCommand } from '../utils'
describe('build', () => {
let build
beforeAll(async () => {
build = await import('../../src/commands/build').then(m => m.default)
jest.spyOn(process, 'exit').mockImplementation(code => code)
})
afterAll(() => process.exit.mockRestore())
afterEach(() => jest.resetAllMocks())
test('has run function', () => {
expect(typeof build.run).toBe('function')
})
test('builds on universal mode', async () => {
mockGetNuxt({
mode: 'universal',
build: {
analyze: true
}
})
const builder = mockGetBuilder(Promise.resolve())
await NuxtCommand.from(build).run()
expect(builder).toHaveBeenCalled()
})
test('generates on spa mode', async () => {
mockGetNuxt({
mode: 'spa',
build: {
analyze: false
}
})
const generate = mockGetGenerator(Promise.resolve())
await NuxtCommand.from(build).run()
expect(generate).toHaveBeenCalled()
expect(process.exit).toHaveBeenCalled()
})
test('build with devtools', async () => {
mockGetNuxt({
mode: 'universal'
})
const builder = mockGetBuilder(Promise.resolve())
const cmd = NuxtCommand.from(build)
const args = ['build', '.', '--devtools']
const argv = cmd.getArgv(args)
argv._ = ['.']
const options = await cmd.getNuxtConfig(argv)
await cmd.run()
expect(options.vue.config.devtools).toBe(true)
expect(builder).toHaveBeenCalled()
})
test('build with modern mode', async () => {
mockGetNuxt({
mode: 'universal'
})
mockGetBuilder(Promise.resolve())
const cmd = NuxtCommand.from(build)
const args = ['build', '.', '--m']
const options = await cmd.getNuxtConfig(cmd.getArgv(args))
await cmd.run()
expect(options.modern).toBe(true)
})
test('catches error', async () => {
mockGetNuxt({ mode: 'universal' })
mockGetBuilder(Promise.reject(new Error('Builder Error')))
await NuxtCommand.from(build).run()
expect(consola.fatal).toHaveBeenCalledWith(new Error('Builder Error'))
})
})