refactor: fix failing test

src/settings/browser-settings.js

@@ -123,9 +123,6 @@ const init = () => {
   settingsForm.addEventListener('submit', event => event.preventDefault());
 
   [initNewTab, initSpellCheckerSettings, initTabsSettings, initButtons].forEach(f => f.call(this, settings));
-
-
-
 };
 
 init();

src/spell-check/__tests__/index.test.js

@@ -0,0 +1,22 @@
+describe('Spell-check module test suite', () => {
+  let mockSettings;
+  let spellCheck;
+  beforeEach(() => {
+    mockSettings = {
+      enabledDictionaries: []
+    };
+    jest.resetModules();
+    jest.mock('../../settings', () => ({
+      loadSettings: jest.fn(() => mockSettings)
+    }));
+    spellCheck = require('../');
+  });
+  test('getEnabledDictionaries, should return persisted enabled dictionaries', () => {
+    // Given
+    mockSettings.enabledDictionaries = ['13-37'];
+    // When
+    const result = spellCheck.getEnabledDictionaries();
+    // Then
+    expect(result).toEqual(['13-37']);
+  });
+});