import consola from 'consola' import fsExtra from 'fs-extra' import htmlMinifier from 'html-minifier' import Generator from '../src/generator' import { createNuxt, hookCalls } from './__utils__' jest.mock('fs-extra') jest.mock('html-minifier') jest.mock('@nuxt/utils') describe('generator: generate route', () => { beforeEach(() => { jest.clearAllMocks() }) test('should generate route', async () => { const nuxt = createNuxt() nuxt.options.build.html = { minify: false } nuxt.options.generate.minify = undefined nuxt.options.generate.subFolders = false const generator = new Generator(nuxt) const route = '/foo/' const payload = {} const errors = [] const returned = await generator.generateRoute({ route, payload, errors }) expect(nuxt.server.renderRoute).toBeCalledTimes(1) expect(nuxt.server.renderRoute).toBeCalledWith('/foo', { payload }) const genernatePageHookCall = hookCalls(nuxt, 'generate:page')[0][0] expect(genernatePageHookCall).toMatchObject({ route: '/foo', html: 'rendered html' }) expect(genernatePageHookCall.path).toBePath( '/var/nuxt/generate/foo.html', 'C:\\nuxt\\generate\\foo.html' ) const genernateRouteCreatedHookCall = hookCalls(nuxt, 'generate:routeCreated')[0][0] expect(genernateRouteCreatedHookCall).toMatchObject({ route: '/foo', errors: [] }) expect(genernateRouteCreatedHookCall.path).toBePath( '/var/nuxt/generate/foo.html', 'C:\\nuxt\\generate\\foo.html' ) expect(fsExtra.mkdirp).toBeCalledTimes(1) expect(fsExtra.mkdirp.mock.calls[0][0]).toBePath( '/var/nuxt/generate', 'C:\\nuxt\\generate' ) expect(fsExtra.writeFile).toBeCalledTimes(1) expect(fsExtra.writeFile).toBeCalledWith(expect.any(String), 'rendered html', 'utf8') expect(fsExtra.writeFile.mock.calls[0][0]).toBePath( '/var/nuxt/generate/foo.html', 'C:\\nuxt\\generate\\foo.html' ) expect(returned).toEqual(true) }) test('should create unhandled error if render route has any exception', async () => { const nuxt = createNuxt() const error = new Error('render route failed') nuxt.server.renderRoute.mockImplementationOnce(() => { throw error }) const generator = new Generator(nuxt) generator._formatErrors = jest.fn(() => 'formatted errors') const route = '/foo' const payload = {} const errors = [] const returned = await generator.generateRoute({ route, payload, errors }) expect(nuxt.server.renderRoute).toBeCalledTimes(1) expect(nuxt.server.renderRoute).toBeCalledWith('/foo', { payload }) expect(nuxt.callHook).toBeCalledWith('generate:routeFailed', { route, errors: [{ type: 'unhandled', route, error }] }) expect(generator._formatErrors).toBeCalledTimes(1) expect(generator._formatErrors).toBeCalledWith([{ type: 'unhandled', route, error }]) expect(consola.error).toBeCalledTimes(1) expect(consola.error).toBeCalledWith('formatted errors') expect(errors).toEqual([{ error, route, type: 'unhandled' }]) expect(returned).toEqual(false) }) test('should create handled error if render route failed', async () => { const nuxt = createNuxt() nuxt.options.build.html = { minify: false } nuxt.options.generate.minify = undefined const error = new Error('render route failed') nuxt.server.renderRoute.mockReturnValueOnce({ html: 'renderer html', error }) const generator = new Generator(nuxt) const route = '/foo' const payload = {} const errors = [] const returned = await generator.generateRoute({ route, payload, errors }) expect(consola.error).toBeCalledTimes(1) expect(consola.error).toBeCalledWith('Error generating route "/foo": render route failed') expect(errors).toEqual([{ error, route, type: 'handled' }]) expect(returned).toEqual(true) }) test('should warn generate.minify deprecation message', async () => { const nuxt = createNuxt() nuxt.options.build.html = { minify: false } nuxt.options.generate.minify = false const generator = new Generator(nuxt) const route = '/foo' const returned = await generator.generateRoute({ route }) expect(consola.warn).toBeCalledTimes(1) expect(consola.warn).toBeCalledWith( 'generate.minify has been deprecated and will be removed in the next major version. Use build.html.minify instead!' ) expect(returned).toEqual(true) }) test('should minify generated html', async () => { const nuxt = createNuxt() nuxt.options.build.html = { minify: { value: 'test-minify' } } nuxt.options.generate.minify = undefined const generator = new Generator(nuxt) htmlMinifier.minify.mockReturnValueOnce('minified rendered html') const route = '/foo' const returned = await generator.generateRoute({ route }) expect(htmlMinifier.minify).toBeCalledTimes(1) expect(htmlMinifier.minify).toBeCalledWith('rendered html', { value: 'test-minify' }) expect(fsExtra.writeFile).toBeCalledTimes(1) expect(fsExtra.writeFile).toBeCalledWith(expect.any(String), 'minified rendered html', 'utf8') expect(fsExtra.writeFile.mock.calls[0][0]).toBePath( '/var/nuxt/generate/foo.html', 'C:\\nuxt\\generate\\foo.html' ) expect(returned).toEqual(true) }) test('should create unhandled error if minify failed', async () => { const nuxt = createNuxt() nuxt.options.build.html = { minify: { value: 'test-minify' } } nuxt.options.generate.minify = undefined const generator = new Generator(nuxt) htmlMinifier.minify.mockImplementationOnce(() => { throw new Error('minify html failed') }) const route = '/foo' const errors = [] const returned = await generator.generateRoute({ route, errors }) expect(htmlMinifier.minify).toBeCalledTimes(1) expect(htmlMinifier.minify).toBeCalledWith('rendered html', { value: 'test-minify' }) expect(errors).toEqual([{ route, type: 'unhandled', error: new Error('HTML minification failed. Make sure the route generates valid HTML. Failed HTML:\n rendered html') }]) expect(returned).toEqual(true) }) test('should generate file in sub folder', async () => { const nuxt = createNuxt() nuxt.options.build.html = { minify: false } nuxt.options.generate.subFolders = true const generator = new Generator(nuxt) const route = '/foo' const returned = await generator.generateRoute({ route }) expect(fsExtra.writeFile).toBeCalledTimes(1) expect(fsExtra.writeFile).toBeCalledWith(expect.any(String), 'rendered html', 'utf8') expect(fsExtra.writeFile.mock.calls[0][0]).toBePath( '/var/nuxt/generate/foo/index.html', 'C:\\nuxt\\generate\\foo\\index.html' ) expect(returned).toEqual(true) }) test('should generate 404 file in flat folder', async () => { const nuxt = createNuxt() nuxt.options.build.html = { minify: false } nuxt.options.generate.subFolders = true const generator = new Generator(nuxt) const route = '/404' const returned = await generator.generateRoute({ route }) expect(fsExtra.writeFile).toBeCalledTimes(1) expect(fsExtra.writeFile).toBeCalledWith(expect.any(String), 'rendered html', 'utf8') expect(fsExtra.writeFile.mock.calls[0][0]).toBePath( '/var/nuxt/generate/404.html', 'C:\\nuxt\\generate\\404.html' ) expect(returned).toEqual(true) }) test('should generate file in flat folder if route is empty', async () => { const nuxt = createNuxt() nuxt.options.build.html = { minify: false } const generator = new Generator(nuxt) const route = '' const returned = await generator.generateRoute({ route }) expect(fsExtra.writeFile).toBeCalledTimes(1) expect(fsExtra.writeFile).toBeCalledWith(expect.any(String), 'rendered html', 'utf8') expect(fsExtra.writeFile.mock.calls[0][0]).toBePath( '/var/nuxt/generate/index.html', 'C:\\nuxt\\generate\\index.html' ) expect(returned).toEqual(true) }) })