Merge pull request #4350 from atom/dont-use-es6-class-for-auto-updater

Don't use ES6 class for auto updater

atom/browser/api/lib/auto-updater/auto-updater-win.js

@@ -3,22 +3,24 @@
 const app = require('electron').app;
 const EventEmitter = require('events').EventEmitter;
 const squirrelUpdate = require('./squirrel-update-win');
+const util = require('util');
 
-class AutoUpdater extends EventEmitter {
-  constructor() {
-    super();
+function AutoUpdater() {
+  EventEmitter.call(this);
 }
 
-  quitAndInstall() {
+util.inherits(AutoUpdater, EventEmitter);
+
+AutoUpdater.prototype.quitAndInstall = function() {
   squirrelUpdate.processStart();
   return app.quit();
-  }
+};
 
-  setFeedURL(updateURL) {
+AutoUpdater.prototype.setFeedURL = function(updateURL) {
   return this.updateURL = updateURL;
-  }
+};
 
-  checkForUpdates() {
+AutoUpdater.prototype.checkForUpdates = function() {
   if (!this.updateURL) {
     return this.emitError('Update URL is not set');
   }
@@ -50,13 +52,12 @@ class AutoUpdater extends EventEmitter {
       });
     };
   })(this));
-  }
+};
 
 // Private: Emit both error object and message, this is to keep compatibility
 // with Old APIs.
-  emitError(message) {
+AutoUpdater.prototype.emitError = function(message) {
   return this.emit('error', new Error(message), message);
-  }
-}
+};
 
 module.exports = new AutoUpdater;

spec/api-auto-updater-spec.js

@@ -0,0 +1,34 @@
+const assert = require('assert');
+const autoUpdater = require('electron').remote.autoUpdater;
+const ipcRenderer = require('electron').ipcRenderer;
+
+describe('autoUpdater module', function() {
+  describe('checkForUpdates', function() {
+    it('emits an error on Windows when called the feed URL is not set', function (done) {
+      if (process.platform !== 'win32') {
+        return done();
+      }
+
+      ipcRenderer.once('auto-updater-error', function(event, message) {
+        assert.equal(message, 'Update URL is not set');
+        done();
+      });
+      autoUpdater.setFeedURL('');
+      autoUpdater.checkForUpdates();
+    });
+  });
+
+  describe('setFeedURL', function() {
+    it('emits an error on Mac OS X when the application is unsigned', function (done) {
+      if (process.platform !== 'darwin') {
+        return done();
+      }
+
+      ipcRenderer.once('auto-updater-error', function(event, message) {
+        assert.equal(message, 'Could not get code signature for running application');
+        done();
+      });
+      autoUpdater.setFeedURL('');
+    });
+  });
+});

spec/static/main.js

@@ -72,6 +72,11 @@ app.on('ready', function() {
   // Test if using protocol module would crash.
   electron.protocol.registerStringProtocol('test-if-crashes', function() {});
 
+  // Send auto updater errors to window to be verified in specs
+  electron.autoUpdater.on('error', function (error) {
+    window.send('auto-updater-error', error.message)
+  });
+
   window = new BrowserWindow({
     title: 'Electron Tests',
     show: false,