import * as chai from 'chai'
const expect = chai.expect

import * as React from 'react'
import * as ReactDOM from 'react-dom'
import * as TestUtils from 'react-addons-test-utils'

import App from '../src/ui/app'
import { Dispatcher, AppStore, GitHubUserStore, CloningRepositoriesStore, EmojiStore } from '../src/lib/dispatcher'
import InMemoryDispatcher from './in-memory-dispatcher'
import TestGitHubUserDatabase from './test-github-user-database'

// These constants are defined by Webpack at build time, but since tests aren't
// built with Webpack we need to make sure these exist at runtime.
const g: any = global
g['__WIN32__'] = process.platform === 'win32'
g['__DARWIN__'] = process.platform === 'darwin'

describe('App', () => {
  let appStore: AppStore | null = null
  let dispatcher: Dispatcher | null = null

  beforeEach(async () => {
    const db = new TestGitHubUserDatabase()
    await db.reset()

    appStore = new AppStore(new GitHubUserStore(db), new CloningRepositoriesStore(), new EmojiStore())

    dispatcher = new InMemoryDispatcher(appStore)
  })

  it('renders', () => {
    const app = TestUtils.renderIntoDocument(
      <App dispatcher={dispatcher!} appStore={appStore!}/>
    ) as React.Component<any, any>
    const node = ReactDOM.findDOMNode(app)
    expect(node).not.to.equal(null)
  })
})

import * as chai from 'chai'
const expect = chai.expect

import * as React from 'react'
import * as ReactDOM from 'react-dom'
import * as TestUtils from 'react-addons-test-utils'

import App from '../src/ui/app'
import { Dispatcher, AppStore, GitHubUserStore, CloningRepositoriesStore, EmojiStore } from '../src/lib/dispatcher'
import InMemoryDispatcher from './in-memory-dispatcher'
import TestGitHubUserDatabase from './test-github-user-database'

(global as {}).__WIN32__ = true
(global as any).__DARWIN__ = true

describe('App', () => {
  let appStore: AppStore | null = null
  let dispatcher: Dispatcher | null = null

  beforeEach(async () => {
    const db = new TestGitHubUserDatabase()
    await db.reset()

    appStore = new AppStore(new GitHubUserStore(db), new CloningRepositoriesStore(), new EmojiStore())

    dispatcher = new InMemoryDispatcher(appStore)
  })

  it('renders', () => {
    const app = TestUtils.renderIntoDocument(
      <App dispatcher={dispatcher!} appStore={appStore!}/>
    ) as React.Component<any, any>
    const node = ReactDOM.findDOMNode(app)
    expect(node).not.to.equal(null)
  })
})

--- 
+++ 
@@ -10,8 +10,11 @@
 import InMemoryDispatcher from './in-memory-dispatcher'
 import TestGitHubUserDatabase from './test-github-user-database'
 
-(global as {}).__WIN32__ = true
-(global as any).__DARWIN__ = true
+// These constants are defined by Webpack at build time, but since tests aren't
+// built with Webpack we need to make sure these exist at runtime.
+const g: any = global
+g['__WIN32__'] = process.platform === 'win32'
+g['__DARWIN__'] = process.platform === 'darwin'
 
 describe('App', () => {
   let appStore: AppStore | null = null
Define the constants at runtime for tests.
