fix(TS): support fireEvent with window (#165)

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<!-- What changes are being made? (What feature/bug is being fixed here?) -->

**What**:

Change the typings for `fireEvent` to accept Window in addition to DOM Elements.

**Why**:

Some events such `postMessage` are not fired on a DOM element but rather on Window.

**How**:

- Updated typings
- Add test
- Expose window to the test environment

**Checklist**:

<!-- add "N/A" to the end of each line that's irrelevant to your changes -->

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- [ ] Documentation
- [x] Tests
- [x] Ready to be merged <!-- In your opinion, is this ready to be merged as soon as it's reviewed? -->
- [x] Added myself to contributors table <!-- this is optional, see the contributing guidelines for instructions -->

<!-- feel free to add additional comments -->

Author: VadimBrodsky

.all-contributorsrc

@@ -431,6 +431,15 @@
         "doc",
         "test"
       ]
+    },
+    {
+      "login": "VadimBrodsky",
+      "name": "Vadim Brodsky",
+      "avatar_url": "https://avatars0.githubusercontent.com/u/591673?v=4",
+      "profile": "http://www.vadimbrodsky.com",
+      "contributions": [
+        "code"
+      ]
     }
   ]
 }

README.md

@@ -17,7 +17,7 @@
 [![downloads][downloads-badge]][npmtrends]
 [![MIT License][license-badge]][license]
 
-[![All Contributors](https://img.shields.io/badge/all_contributors-43-orange.svg?style=flat-square)](#contributors)
+[![All Contributors](https://img.shields.io/badge/all_contributors-44-orange.svg?style=flat-square)](#contributors)
 [![PRs Welcome][prs-badge]][prs]
 [![Code of Conduct][coc-badge]][coc]
 
@@ -1142,7 +1142,7 @@ Thanks goes to these people ([emoji key][emojis]):
 | [<img src="https://avatars2.githubusercontent.com/u/21689428?v=4" width="100px;"/><br /><sub><b>Jonathan Stoye</b></sub>](http://jonathanstoye.de)<br />[📖](https://github.com/kentcdodds/dom-testing-library/commits?author=JonathanStoye "Documentation") | [<img src="https://avatars2.githubusercontent.com/u/4126644?v=4" width="100px;"/><br /><sub><b>Sanghyeon Lee</b></sub>](https://github.com/yongdamsh)<br />[💡](#example-yongdamsh "Examples") | [<img src="https://avatars3.githubusercontent.com/u/8015514?v=4" width="100px;"/><br /><sub><b>Justice Mba </b></sub>](https://github.com/Dajust)<br />[💻](https://github.com/kentcdodds/dom-testing-library/commits?author=Dajust "Code") [📖](https://github.com/kentcdodds/dom-testing-library/commits?author=Dajust "Documentation") [🤔](#ideas-Dajust "Ideas, Planning, & Feedback") | [<img src="https://avatars3.githubusercontent.com/u/340761?v=4" width="100px;"/><br /><sub><b>Wayne Crouch</b></sub>](https://github.com/wgcrouch)<br />[💻](https://github.com/kentcdodds/dom-testing-library/commits?author=wgcrouch "Code") | [<img src="https://avatars1.githubusercontent.com/u/4996462?v=4" width="100px;"/><br /><sub><b>Ben Elliott</b></sub>](http://benjaminelliott.co.uk)<br />[💻](https://github.com/kentcdodds/dom-testing-library/commits?author=benelliott "Code") | [<img src="https://avatars3.githubusercontent.com/u/577921?v=4" width="100px;"/><br /><sub><b>Ruben Costa</b></sub>](http://nuances.co)<br />[💻](https://github.com/kentcdodds/dom-testing-library/commits?author=rubencosta "Code") | [<img src="https://avatars2.githubusercontent.com/u/4982001?v=4" width="100px;"/><br /><sub><b>Robert Smith</b></sub>](http://rbrtsmith.com/)<br />[🐛](https://github.com/kentcdodds/dom-testing-library/issues?q=author%3Arbrtsmith "Bug reports") [🤔](#ideas-rbrtsmith "Ideas, Planning, & Feedback") [📖](https://github.com/kentcdodds/dom-testing-library/commits?author=rbrtsmith "Documentation") |
 | [<img src="https://avatars3.githubusercontent.com/u/881986?v=4" width="100px;"/><br /><sub><b>dadamssg</b></sub>](https://github.com/dadamssg)<br />[💻](https://github.com/kentcdodds/dom-testing-library/commits?author=dadamssg "Code") | [<img src="https://avatars1.githubusercontent.com/u/186971?v=4" width="100px;"/><br /><sub><b>Neil Kistner</b></sub>](https://neilkistner.com/)<br />[💻](https://github.com/kentcdodds/dom-testing-library/commits?author=wyze "Code") | [<img src="https://avatars3.githubusercontent.com/u/1448597?v=4" width="100px;"/><br /><sub><b>Ben Chauvette</b></sub>](http://bdchauvette.net/)<br />[💻](https://github.com/kentcdodds/dom-testing-library/commits?author=bdchauvette "Code") | [<img src="https://avatars2.githubusercontent.com/u/777527?v=4" width="100px;"/><br /><sub><b>Jeff Baumgardt</b></sub>](https://github.com/JeffBaumgardt)<br />[💻](https://github.com/kentcdodds/dom-testing-library/commits?author=JeffBaumgardt "Code") [📖](https://github.com/kentcdodds/dom-testing-library/commits?author=JeffBaumgardt "Documentation") | [<img src="https://avatars0.githubusercontent.com/u/4658208?v=4" width="100px;"/><br /><sub><b>Matan Kushner</b></sub>](http://matchai.me)<br />[💻](https://github.com/kentcdodds/dom-testing-library/commits?author=matchai "Code") [📖](https://github.com/kentcdodds/dom-testing-library/commits?author=matchai "Documentation") [🤔](#ideas-matchai "Ideas, Planning, & Feedback") [⚠️](https://github.com/kentcdodds/dom-testing-library/commits?author=matchai "Tests") | [<img src="https://avatars2.githubusercontent.com/u/5779538?v=4" width="100px;"/><br /><sub><b>Alex Wendte</b></sub>](http://www.wendtedesigns.com/)<br />[💻](https://github.com/kentcdodds/dom-testing-library/commits?author=themostcolm "Code") [📖](https://github.com/kentcdodds/dom-testing-library/commits?author=themostcolm "Documentation") [⚠️](https://github.com/kentcdodds/dom-testing-library/commits?author=themostcolm "Tests") | [<img src="https://avatars0.githubusercontent.com/u/2196208?v=4" width="100px;"/><br /><sub><b>Tamas Fodor</b></sub>](https://github.com/ruffle1986)<br />[📖](https://github.com/kentcdodds/dom-testing-library/commits?author=ruffle1986 "Documentation") |
 | [<img src="https://avatars3.githubusercontent.com/u/14793495?v=4" width="100px;"/><br /><sub><b>Benjamin Eckardt</b></sub>](https://github.com/BenjaminEckardt)<br />[💻](https://github.com/kentcdodds/dom-testing-library/commits?author=BenjaminEckardt "Code") | [<img src="https://avatars3.githubusercontent.com/u/205752?v=4" width="100px;"/><br /><sub><b>Ryan Campbell</b></sub>](https://github.com/campbellr)<br />[📖](https://github.com/kentcdodds/dom-testing-library/commits?author=campbellr "Documentation") | [<img src="https://avatars2.githubusercontent.com/u/1335519?v=4" width="100px;"/><br /><sub><b>Taylor Briggs</b></sub>](https://taylor-briggs.com)<br />[⚠️](https://github.com/kentcdodds/dom-testing-library/commits?author=TaylorBriggs "Tests") | [<img src="https://avatars2.githubusercontent.com/u/132233?v=4" width="100px;"/><br /><sub><b>John Gozde</b></sub>](https://github.com/jgoz)<br />[💻](https://github.com/kentcdodds/dom-testing-library/commits?author=jgoz "Code") | [<img src="https://avatars2.githubusercontent.com/u/3382565?v=4" width="100px;"/><br /><sub><b>C. T. Lin</b></sub>](https://github.com/chentsulin)<br />[📖](https://github.com/kentcdodds/dom-testing-library/commits?author=chentsulin "Documentation") | [<img src="https://avatars3.githubusercontent.com/u/5312329?v=4" width="100px;"/><br /><sub><b>Terrence Wong</b></sub>](http://terrencewwong.com)<br />[💻](https://github.com/kentcdodds/dom-testing-library/commits?author=terrencewwong "Code") | [<img src="https://avatars0.githubusercontent.com/u/12230408?v=4" width="100px;"/><br /><sub><b>Soo Jae Hwang</b></sub>](https://www.ossfinder.com)<br />[💻](https://github.com/kentcdodds/dom-testing-library/commits?author=misoguy "Code") |
-| [<img src="https://avatars0.githubusercontent.com/u/19773?v=4" width="100px;"/><br /><sub><b>Royston Shufflebotham</b></sub>](https://github.com/RoystonS)<br />[🐛](https://github.com/kentcdodds/dom-testing-library/issues?q=author%3ARoystonS "Bug reports") [💻](https://github.com/kentcdodds/dom-testing-library/commits?author=RoystonS "Code") [📖](https://github.com/kentcdodds/dom-testing-library/commits?author=RoystonS "Documentation") [⚠️](https://github.com/kentcdodds/dom-testing-library/commits?author=RoystonS "Tests") |
+| [<img src="https://avatars0.githubusercontent.com/u/19773?v=4" width="100px;"/><br /><sub><b>Royston Shufflebotham</b></sub>](https://github.com/RoystonS)<br />[🐛](https://github.com/kentcdodds/dom-testing-library/issues?q=author%3ARoystonS "Bug reports") [💻](https://github.com/kentcdodds/dom-testing-library/commits?author=RoystonS "Code") [📖](https://github.com/kentcdodds/dom-testing-library/commits?author=RoystonS "Documentation") [⚠️](https://github.com/kentcdodds/dom-testing-library/commits?author=RoystonS "Tests") | [<img src="https://avatars0.githubusercontent.com/u/591673?v=4" width="100px;"/><br /><sub><b>Vadim Brodsky</b></sub>](http://www.vadimbrodsky.com)<br />[💻](https://github.com/kentcdodds/dom-testing-library/commits?author=VadimBrodsky "Code") |
 
 <!-- ALL-CONTRIBUTORS-LIST:END -->
 

src/__tests__/events.js

@@ -1,5 +1,6 @@
 import {fireEvent} from '..'
 import document from './helpers/document'
+import window from './helpers/window'
 
 const eventTypes = [
   {
@@ -178,3 +179,11 @@ test('assigning the files property on an input', () => {
   fireEvent.change(node, {target: {files: [file]}})
   expect(node.files).toEqual([file])
 })
+
+test('fires events on Window', () => {
+  const messageSpy = jest.fn()
+  window.addEventListener('message', messageSpy)
+  fireEvent(window, new window.MessageEvent('message', {data: 'hello'}))
+  expect(messageSpy).toHaveBeenCalledTimes(1)
+  window.removeEventListener('message', messageSpy)
+})

src/__tests__/helpers/window.js

@@ -0,0 +1,9 @@
+let testWindow = typeof window === 'undefined' ? undefined : window
+
+if (typeof window === 'undefined') {
+  const {JSDOM} = require('jsdom')
+  const dom = new JSDOM()
+  testWindow = dom.window
+}
+
+module.exports = testWindow

typings/events.d.ts

@@ -69,9 +69,9 @@ export type EventType =
   | 'transitionEnd'
   | 'doubleClick'
 
-export type FireFunction = (element: Element, event: Event) => boolean
+export type FireFunction = (element: Element | Window, event: Event) => boolean
 export type FireObject = {
-  [K in EventType]: (element: Element, options?: {}) => boolean
+  [K in EventType]: (element: Element | Window, options?: {}) => boolean
 }
 
 export const fireEvent: FireFunction & FireObject