feat: added testHook

package.json

@@ -5,7 +5,7 @@
  "author": "Jeff Dickey @jdxcode",
  "dependencies": {
  "@dxcli/dev-nyc-config": "^0.0.3",
- "@dxcli/engine": "^0.0.1",
+ "@dxcli/engine": "^0.1.0",
  "@types/ansi-styles": "^2.0.30",
  "@types/chai": "^4.1.1",
  "@types/chai-as-promised": "^7.1.0",

src/command.ts

@@ -2,15 +2,15 @@ import run from '@dxcli/engine'
 
 import {expect, it, output} from '.'
 
-export interface RunCommandOptions {
+export interface TestCommandOptions {
  description?: string
  stdout?: string
  stderr?: string
  exit?: number
  root?: string
 }
 
-export const testCommand = (args: string[], opts: RunCommandOptions) => {
+export const testCommand = (args: string[], opts: TestCommandOptions) => {
  const description = opts.description || args[0]
  let test = it
  if (opts.stdout) test = test.stdout

src/hook.ts

@@ -0,0 +1,28 @@
+import {Engine} from '@dxcli/engine'
+import {inspect} from 'util'
+
+import {expect, it, output} from '.'
+
+export interface TestHookOptions {
+ description?: string
+ stdout?: string
+ stderr?: string
+ exit?: number
+ root?: string
+}
+
+export const testHook = (event: string, hookOpts: object = {}, opts: TestHookOptions = {}) => {
+ const description = opts.description || `run hook with opts: ${inspect(hookOpts)}`
+ let test = it
+ if (opts.stdout) test = test.stdout
+ if (opts.stderr) test = test.stderr
+ test(description, async () => {
+ const engine = new Engine()
+ await engine.load(opts.root || module.parent!.parent!.filename)
+ const run = () => engine.runHook(event, hookOpts)
+ if (typeof opts.exit === 'number') await expect(run()).to.be.rejectedWith(`EEXIT: ${opts.exit}`)
+ else await run()
+ if (opts.stdout) expect(output.stdout).to.equal(opts.stdout)
+ if (opts.stderr) expect(output.stderr).to.equal(opts.stderr)
+ })
+}

src/index.ts

@@ -4,7 +4,6 @@ import * as chai from 'chai'
 import * as chaiAsPromised from 'chai-as-promised'
 import * as _ from 'lodash'
 import * as mocha from 'mocha'
-export * from './command'
 import stripAnsi = require('strip-ansi')
 
 chai.use(chaiAsPromised)
@@ -138,3 +137,6 @@ export {
  _it as it,
  expect,
 }
+
+export * from './command'
+export * from './hook'

test/fixtures/multi/package.json

@@ -1,4 +1,6 @@
 {
+ "name": "test",
+ "version": "0.0.0",
  "private": true,
  "dxcli": {
  "commands": "./src/commands",

test/hook.test.ts

@@ -0,0 +1,10 @@
+import * as path from 'path'
+
+import {describe, testHook} from '../src'
+
+describe('hooks', () => {
+ const stdout = `test/0.0.0 (${process.platform}-${process.arch}) node-${process.version}\n`
+ testHook('init', {id: '-v'}, {stdout, exit: 0, root: path.join(__dirname, 'fixtures/multi')})
+ testHook('init', {id: '--version'}, {stdout, exit: 0, root: path.join(__dirname, 'fixtures/multi')})