Add initial auto updater specs

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,