clean up unit test logging

src/utils/common.js

@@ -128,7 +128,6 @@ export function prefsGet(...args) {
  * @return {Promise} 		prefs object which has been set, or error
  */
 export function prefsSet(prefs) {
-	log('PREFS SET', prefs);
 	return new Promise(((resolve, reject) => {
 		if (typeof prefs !== 'undefined') {
 			chrome.storage.local.set(prefs, () => {

test/setup.js

@@ -19,8 +19,17 @@ import { enableFetchMocks } from 'jest-fetch-mock';
 import Enzyme from 'enzyme';
 import Adapter from 'enzyme-adapter-react-16';
 
-Enzyme.configure({ adapter: new Adapter() });
+// Disable logging
+jest.mock('../src/utils/common', () => {
+	const commonActual = jest.requireActual('../src/utils/common');
+	return {
+		...commonActual,
+		log: () => false,
+	};
+});
+
 enableFetchMocks();
+Enzyme.configure({ adapter: new Adapter() });
 
 // Fake the translation function to only return the translation key
 global.t = function(str) {

test/utils/common.test.js

@@ -11,7 +11,7 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0
  */
 
-import { prefsSet, prefsGet } from '../../src/utils/common';
+import { prefsGet } from '../../src/utils/common';
 
 describe('tests for prefsGet()', () => {
 	// Setup prefsGet() by initializing chrome.storage.local.get()