try spectron

.gitignore

@@ -9,4 +9,5 @@ dist
 *.zip
 coverage
 .nyc_output
-coverage.lcov
+coverage.lcov
+.cache

package.json

@@ -52,15 +52,16 @@
     "mocha": "^5.0.0",
     "nyc": "^11.4.1",
     "pre-commit": "^1.2.2",
-    "sinon": "^4.2.2"
+    "sinon": "^4.2.2",
+    "spectron": "^3.8.0"
   },
   "scripts": {
     "start": "electron-forge start",
     "package": "electron-forge package",
     "make": "electron-forge make",
     "publish": "electron-forge publish",
     "lint": "eslint .",
-    "test": "cross-env NODE_ENV=test nyc --all mocha --require babel-core/register --require ./test/setup.js --recursive",
+    "test": "cross-env NODE_ENV=test mocha --require babel-core/register --require ./test/setup.js --recursive",
     "coverage": "(nyc report --reporter=text-lcov > coverage.lcov) && codecov"
   },
   "nyc": {

test/index.js

@@ -0,0 +1,37 @@
+/* eslint-env mocha */
+
+import {expect} from 'chai'
+import {Application} from 'spectron'
+import path from 'path'
+import {exec} from 'child_process'
+
+const electron = path.resolve(__dirname, '../node_modules/.bin/electron')
+const electronCompile = path.resolve(__dirname, '../node_modules/.bin/electron-compile')
+
+describe('Application Launch', function () {
+  this.timeout(2 * 60 * 1000)
+  let app
+
+  beforeEach(() => new Promise((resolve, reject) => {
+    console.log('sart compiling')
+    exec(`${electronCompile} ${path.resolve(__dirname, '../')}`, () => {
+      console.log('compiled')
+      app = new Application({
+        path: electron,
+        args: [path.join(__dirname, '../src/index.js')]
+      })
+      console.log('app')
+      app.start().then(resolve)
+    })
+  }))
+
+  afterEach(() => {
+    if (app && app.isRunning()) {
+      return app.stop()
+    }
+  })
+
+  it('opens a window', () => {
+    return app.client.waitUntilWindowLoaded()
+  })
+})