proxyquire/test/proxyquire-api.js

Proxies nodejs require in order to allow overriding dependencies during testing.

'use strict'

var assert = require('assert')
var realFoo = require('./samples/foo')

var stubs = {
  path: {
    extname: function () {},
    basename: function () {}
  }
}

describe('api', function () {
  describe('default export', function () {
    var proxyquire = require('..')

    it('proxyquire can load', function () {
      var proxiedFoo = proxyquire.load('./samples/foo', stubs)

      assert.strictEqual(typeof proxiedFoo, 'object')
      assert.notStrictEqual(realFoo, proxiedFoo)
    })

    it('proxyquire can callThru and then load', function () {
      var proxiedFoo = proxyquire.callThru().load('./samples/foo', stubs)

      assert.strictEqual(typeof proxiedFoo, 'object')
      assert.notStrictEqual(realFoo, proxiedFoo)
    })

    it('proxyquire can noCallThru and then load', function () {
      var proxiedFoo = proxyquire.noCallThru().load('./samples/foo', stubs)

      assert.strictEqual(typeof proxiedFoo, 'object')
      assert.notStrictEqual(realFoo, proxiedFoo)
    })
  })
})