Add very basic shallow rendering tests

package.json

@@ -44,6 +44,7 @@
     "mocha": "^2.2.5",
     "react": "^0.14.0",
     "react-dom": "^0.14.0",
+    "react-addons-test-utils": "^0.14.0",
     "react-hot-loader": "^1.2.7",
     "standard": "^5.1.0",
     "webpack": "^1.9.6",

test/ReactPlayer.js

@@ -0,0 +1,47 @@
+import React from 'react'
+import { describe, it, beforeEach } from 'mocha'
+import { expect } from 'chai'
+import { createRenderer } from 'react-addons-test-utils'
+
+import ReactPlayer from '../src/ReactPlayer'
+import YouTube from '../src/players/YouTube'
+import Vimeo from '../src/players/Vimeo'
+import SoundCloud from '../src/players/SoundCloud'
+import FilePlayer from '../src/players/FilePlayer'
+
+const YOUTUBE_URL = 'https://www.youtube.com/watch?v=oUFJJNQGwhk'
+const SOUNDCLOUD_URL = 'https://soundcloud.com/miami-nights-1984/accelerated'
+const VIMEO_URL = 'https://vimeo.com/90509568'
+const FILE_URL = 'https://example.com/video.mp4'
+
+describe('ReactPlayer', () => {
+  let shallowRenderer
+
+  beforeEach(() => {
+    shallowRenderer = createRenderer()
+  })
+
+  it('renders YouTube player', () => {
+    shallowRenderer.render(<ReactPlayer url={YOUTUBE_URL} />)
+    const result = shallowRenderer.getRenderOutput()
+    expect(result.props.children.type).to.equal(YouTube)
+  })
+
+  it('renders SoundCloud player', () => {
+    shallowRenderer.render(<ReactPlayer url={SOUNDCLOUD_URL} />)
+    const result = shallowRenderer.getRenderOutput()
+    expect(result.props.children.type).to.equal(SoundCloud)
+  })
+
+  it('renders Vimeo player', () => {
+    shallowRenderer.render(<ReactPlayer url={VIMEO_URL} />)
+    const result = shallowRenderer.getRenderOutput()
+    expect(result.props.children.type).to.equal(Vimeo)
+  })
+
+  it('renders FilePlayer', () => {
+    shallowRenderer.render(<ReactPlayer url={FILE_URL} />)
+    const result = shallowRenderer.getRenderOutput()
+    expect(result.props.children.type).to.equal(FilePlayer)
+  })
+})