@Test
 public void testEmptyGoogleMapAPIKeyShouldLog() {
   GisgraphyConfig gisgraphyConfig = new GisgraphyConfig();
   Logger saveLogger = GisgraphyConfig.logger;
   try {
     Logger logger = EasyMock.createMock(Logger.class);
     logger.warn((String) EasyMock.anyObject());
     EasyMock.replay(logger);
     GisgraphyConfig.logger = logger;
     gisgraphyConfig.setGoogleMapAPIKey(" ");
     EasyMock.verify(logger);
   } finally {
     GisgraphyConfig.logger = saveLogger;
   }
 }
 @Test
 public void testSetGoogleMapAPIKeyShouldLogAndSet() {
   GisgraphyConfig gisgraphyConfig = new GisgraphyConfig();
   Logger saveLogger = GisgraphyConfig.logger;
   try {
     Logger logger = EasyMock.createMock(Logger.class);
     logger.info((String) EasyMock.anyObject());
     EasyMock.replay(logger);
     GisgraphyConfig.logger = logger;
     String googleMapAPIKey = "key";
     gisgraphyConfig.setGoogleMapAPIKey(googleMapAPIKey);
     Assert.assertEquals(googleMapAPIKey, GisgraphyConfig.googleMapAPIKey);
     EasyMock.verify(logger);
   } finally {
     GisgraphyConfig.logger = saveLogger;
   }
 }