def test_geo_distance(self): location1 = Location('Dublin', "Irish", 30) location2 = Location('Florida', "American", 30) self.assertTrue(location1.geo_distance(location2) == 3) location3 = Location('Canberra', "Australian", 30) location4 = Location('Toronto', "Canadian", 30) self.assertTrue(location3.geo_distance(location4) == 4) location5 = Location('Rio de Janeiro', "Brazilian", 30) location6 = Location('New Dehli', "Indian", 30) self.assertTrue(location5.geo_distance(location6) == 4) location7 = Location('New Dehli', "Indian", 30) location8 = Location('Tokyo', "Japanese", 30) self.assertTrue(location7.geo_distance(location8) == 3)