34 lines
480 B
Python

from twttr import shorten
def main():
test_uppercase()
test_lowercase()
test_null()
test_digits()
test_punctuation()
def test_uppercase():
assert shorten('TWITTER') == 'TWTTR'
def test_lowercase():
assert shorten('twitter') == 'twttr'
def test_null():
assert shorten('') == ''
def test_digits():
assert shorten('abc123') == 'bc123'
def test_punctuation():
assert shorten('abc,') == 'bc,'
if __name__ == "__main__":
main()