def test_clear_with_starting_pattern(self):
start_string = 'find_me'
non_start_string_first = 'ind_me'
non_start_string_second = 'find_m'
key1 = start_string + 'some_data'
key2 = start_string + '_different_data'
key3 = non_start_string_first + '_some_data'
key4 = non_start_string_second + 'some_data'
data1 = 'some_data1'
data2 = 'some_data2'
data3 = 'some_data3'
data4 = 'some_data4'
s = SharedPreferences(self.preferences_location)
s.put(key1, data1)
s.put(key2, data2)
s.put(key3, data3)
s.put(key4, data4)
self.assertEqual(s.get(key1), data1)
self.assertEqual(s.get(key2), data2)
self.assertEqual(s.get(key3), data3)
self.assertEqual(s.get(key4), data4)
s.clear_starting_pattern(start_string)
self.assertEqual(s.get(key1), None)
self.assertEqual(s.get(key2), None)
self.assertEqual(s.get(key3), data3)
self.assertEqual(s.get(key4), data4)
def test_save_and_load(self):
s = SharedPreferences(self.preferences_location)
self.assertEqual(s.get('important_data'), None)
self.assertEqual(s.get('different_important_data'), None)
s.put('important_data', 'secret_value')
s.put('different_data', 'different_secret_value')
self.assertEqual(s.get('important_data'), 'secret_value')
self.assertEqual(s.get('different_data'), 'different_secret_value')
def test_clear_key(self):
key1 = 'delete_me'
key2 = 'delete_me_not'
data1 = 'some_data1'
data2 = 'some_data2'
s = SharedPreferences(self.preferences_location)
s.put(key1, data1)
s.put(key2, data2)
self.assertEqual(s.get(key1), data1)
self.assertEqual(s.get(key2), data2)
s.clear_key(key1)
self.assertEqual(s.get(key1), None)
self.assertEqual(s.get(key2), data2)
def test_other_instance(self):
s1 = SharedPreferences(self.preferences_location)
self.assertEqual(s1.get('important_data'), None)
s1.put('important_data', 'secret_value')
s2 = SharedPreferences(self.preferences_location)
self.assertEqual(s2.get('important_data'), 'secret_value')
def test_overwrite_data(self):
s = SharedPreferences(self.preferences_location)
self.assertEqual(s.get('important_data'), None)
s.put('important_data', 'secret_value')
s.put('important_data', 'different_value')
self.assertEqual(s.get('important_data'), 'different_value')