def test_sentence_with_uppercase_letters(self): sentence = 'Ala Ma Kota' expected = 'AMK' actual = extract_uppercase_letters(sentence) assert actual == expected
def test_no_uppercase_letters(self): sentence = 'ala ma kota' expected = '' actual = extract_uppercase_letters(sentence) assert actual == expected
def test_empty_string(self): sentence = '' expected = '' actual = extract_uppercase_letters(sentence) assert actual == expected