Problema: NASA Countdown

test_nasa.py

import unittest

def nasa(tempo):
    """
    Autor: fzmaster
    Data: 21/12/2010
    Problema: NASA Countdown
        http://codingkata.org/katas/unit/nasa-countdown
    """
    return ' '.join(map(str, range(tempo,-1,-1)))

class NasaTestCase(unittest.TestCase):

    def test_Nasa_3(self):
        assert nasa(3) == '3 2 1 0'
    def test_Nasa_5(self):
        assert nasa(5) == '5 4 3 2 1 0'
    def test_Nasa_15(self):
        assert nasa(15) == '15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0'    

if __name__ == '__main__':
    unittest.main()