def test_count_letters_from_given_Eng_alphabet(self):
ascii_uppercase = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
lang = Alphabet('English', ascii_uppercase)
res = lang.count_letters()
self.assertEqual(res, len(ascii_uppercase))
def test_given_empty_str_for_alphabet_returns_count_0(self):
test_data = ''
lang = Alphabet('Test', test_data)
res = lang.count_letters()
self.assertEqual(0, res)
def test_given_alphabet_as_emoji_counts(self):
test_data = '😁'
lang = Alphabet('😁', test_data)
res = lang.count_letters()
self.assertTrue(res, test_data)
