import path from 'path' import { Utils, waitUntil } from '../utils' describe('utils', () => { test('encodeHtml', () => { const html = '

Hello

' expect(Utils.encodeHtml(html)).toBe('<h1>Hello</h1>') }) test('getContext', () => { const ctx = Utils.getContext({ a: 1 }, { b: 2 }) expect(Utils.getContext.length).toBe(2) expect(typeof ctx.req).toBe('object') expect(typeof ctx.res).toBe('object') expect(ctx.req.a).toBe(1) expect(ctx.res.b).toBe(2) }) test('waitFor', async () => { const delay = 100 const s = process.hrtime() await Utils.waitFor(delay) const t = process.hrtime(s) // Node.js makes no guarantees about the exact timing of when callbacks will fire // HTML5 specifies a minimum delay of 4ms for timeouts // although arbitrary, use this value to determine our lower limit expect((t[0] * 1e9 + t[1]) / 1e6).not.toBeLessThan(delay - 4) await Utils.waitFor() }) test('waitUntil', async () => { expect(await waitUntil(() => true, 0.1, 100)).toBe(false) expect(await waitUntil(() => false, 0.1, 100)).toBe(true) }) test('timeout (promise)', async () => { const result = await Utils.timeout(Promise.resolve('time not run out'), 100) expect(result).toBe('time not run out') }) test('timeout (async function)', async () => { const result = await Utils.timeout(async () => { await Utils.waitFor(10) return 'time not run out' }, 100) expect(result).toBe('time not run out') }) test('timeout (timeout in 100ms)', async () => { const timeout = Utils.timeout(Utils.waitFor(200), 100, 'timeout test 100ms') await expect(timeout).rejects.toThrow('timeout test 100ms') }) test('timeout (async timeout in 100ms)', async () => { const timeout = Utils.timeout(async () => { await Utils.waitFor(500) }, 100, 'timeout test 100ms') await expect(timeout).rejects.toThrow('timeout test 100ms') }) test('urlJoin', () => { expect(Utils.urlJoin('test', '/about')).toBe('test/about') }) test('promisifyRoute (array)', () => { const array = [1] const promise = Utils.promisifyRoute(array) expect(typeof promise).toBe('object') return promise.then((res) => { expect(res).toBe(array) }) }) test('promisifyRoute (fn => array)', () => { const array = [1, 2] const fn = function () { return array } const promise = Utils.promisifyRoute(fn) expect(typeof promise).toBe('object') return promise.then((res) => { expect(res).toBe(array) }) }) test('promisifyRoute (fn => promise)', () => { const array = [1, 2, 3] const fn = function () { return new Promise((resolve) => { resolve(array) }) } const promise = Utils.promisifyRoute(fn) expect(typeof promise).toBe('object') return promise.then((res) => { expect(res).toBe(array) }) }) test('promisifyRoute ((fn(args) => promise))', () => { const fn = function (array) { return new Promise((resolve) => { resolve(array) }) } const array = [1, 2, 3] const promise = Utils.promisifyRoute(fn, array) expect(typeof promise).toBe('object') return promise.then((res) => { expect(res).toBe(array) }) }) test('promisifyRoute (fn(cb) with error)', () => { const fn = function (cb) { cb(new Error('Error here')) } const promise = Utils.promisifyRoute(fn) expect(typeof promise).toBe('object') return promise.catch((e) => { expect(e.message).toBe('Error here') }) }) test('promisifyRoute (fn(cb, args) with error)', () => { const fn = function (cb, array) { cb(new Error('Error here: ' + array.join())) } const array = [1, 2, 3, 4] const promise = Utils.promisifyRoute(fn, array) expect(typeof promise).toBe('object') return promise.catch((e) => { expect(e.message).toBe('Error here: ' + array.join()) }) }) test('promisifyRoute (fn(cb) with result)', () => { const array = [1, 2, 3, 4] const fn = function (cb) { cb(null, array) } const promise = Utils.promisifyRoute(fn) expect(typeof promise).toBe('object') return promise.then((res) => { expect(res).toBe(array) }) }) test('promisifyRoute (fn(cb, args) with result)', () => { const fn = function (cb, array, object) { cb(null, { array, object }) } const array = [1, 2, 3, 4] const object = { a: 1 } const promise = Utils.promisifyRoute(fn, array, object) expect(typeof promise).toBe('object') return promise.then((res) => { expect(res.array).toBe(array) expect(res.object).toBe(object) }) }) test('chainFn (mutate, mutate)', () => { // Pass more than one argument to test that they're actually taken into account const firstFn = function (obj, count) { obj.foo = count + 1 } const secondFn = function (obj, count) { obj.bar = count + 2 } const chainedFn = Utils.chainFn(firstFn, secondFn) expect(chainedFn({}, 10)).toEqual({ foo: 11, bar: 12 }) }) test('chainFn (mutate, return)', () => { const firstFn = function (obj, count) { obj.foo = count + 1 } const secondFn = function (obj, count) { return Object.assign({}, obj, { bar: count + 2 }) } const chainedFn = Utils.chainFn(firstFn, secondFn) expect(chainedFn({}, 10)).toEqual({ foo: 11, bar: 12 }) }) test('chainFn (return, mutate)', () => { const firstFn = function (obj, count) { return Object.assign({}, obj, { foo: count + 1 }) } const secondFn = function (obj, count) { obj.bar = count + 2 } const chainedFn = Utils.chainFn(firstFn, secondFn) expect(chainedFn({}, 10)).toEqual({ foo: 11, bar: 12 }) }) test('chainFn (return, return)', () => { const firstFn = function (obj, count) { return Object.assign({}, obj, { foo: count + 1 }) } const secondFn = function (obj, count) { return Object.assign({}, obj, { bar: count + 2 }) } const chainedFn = Utils.chainFn(firstFn, secondFn) expect(chainedFn({}, 10)).toEqual({ foo: 11, bar: 12 }) }) test('flatRoutes', () => { const routes = Utils.flatRoutes([ { name: 'login', path: '/login' }, { name: 'about', path: '/about' }, { name: 'posts', path: '', children: [ { name: 'posts-list', path: '' }, { name: 'posts-create', path: 'post' } ] } ]) expect(routes).toMatchObject([ '/login', '/about', '', '/post' ]) }) describe('relativeTo', () => { const path1 = path.join(path.sep, 'foo', 'bar') const path2 = path.join(path.sep, 'foo', 'baz') test('makes path relative to dir', () => { expect(Utils.relativeTo(path1, path2)).toBe(Utils.wp(`..${path.sep}baz`)) }) test('keeps webpack inline loaders prepended', () => { expect(Utils.relativeTo(path1, `loader1!loader2!${path2}`)) .toBe(Utils.wp(`loader1!loader2!..${path.sep}baz`)) }) }) describe('guardDir', () => { test('Parent dir is guarded', () => { expect(() => { Utils.guardDir({ dir1: '/root/parent', dir2: '/root' }, 'dir1', 'dir2') }).toThrow() }) test('Same dir is guarded', () => { expect(() => { Utils.guardDir({ dir1: '/root/parent', dir2: '/root/parent' }, 'dir1', 'dir2') }).toThrow() }) test('Same level dir is not guarded', () => { expect(() => { Utils.guardDir({ dir1: '/root/parent-next', dir2: '/root/parent' }, 'dir1', 'dir2') }).not.toThrow() }) test('Same level dir is not guarded 2', () => { expect(() => { Utils.guardDir({ dir1: '/root/parent', dir2: '/root/parent-next' }, 'dir1', 'dir2') }).not.toThrow() }) test('Child dir is not guarded', () => { expect(() => { Utils.guardDir({ dir1: '/root/parent', dir2: '/root/parent/child' }, 'dir1', 'dir2') }).not.toThrow() }) }) }) test('createRoutes should allow snake case routes', () => { const files = [ 'pages/_param.vue', 'pages/subpage/_param.vue', 'pages/snake_case_route.vue', 'pages/another_route/_id.vue' ] const srcDir = '/some/nuxt/app' const pagesDir = 'pages' const routesResult = Utils.createRoutes(files, srcDir, pagesDir) const expectedResult = [ { name: 'snake_case_route', path: '/snake_case_route', component: Utils.r('/some/nuxt/app/pages/snake_case_route.vue'), chunkName: 'pages/snake_case_route' }, { name: 'another_route-id', path: '/another_route/:id?', component: Utils.r('/some/nuxt/app/pages/another_route/_id.vue'), chunkName: 'pages/another_route/_id' }, { name: 'subpage-param', path: '/subpage/:param?', component: Utils.r('/some/nuxt/app/pages/subpage/_param.vue'), chunkName: 'pages/subpage/_param' }, { name: 'param', path: '/:param?', component: Utils.r('/some/nuxt/app/pages/_param.vue'), chunkName: 'pages/_param' } ] expect(routesResult).toEqual(expectedResult) })