expressify-middleware/test/compose.js

The Modern (ES6) and Express-Style Middleware Composition

import test from 'ava'
import Middleware from '..'

test.beforeEach(t => {
  t.context = new Middleware()
})

test('middleware compose should return result and not throws', async t => {
  const middleware = t.context

  t.notThrows(middleware.compose())
})

test('middleware compose should return result and throws', async t => {
  const middleware = t.context
  middleware.push((req, res, next) => {
    req.a = 1
    next()
    next()
  })
  t.throws(middleware.compose({}, {}), 'next() called multiple times')
})