def test_canon_converts_v_followed_by_sequence_of_i(self):
self.assertEqual(canon('iv'), 'IV')
self.assertEqual(canon('v'), 'V')
self.assertEqual(canon('vi'), 'VI')
self.assertEqual(canon('vii'), 'VII')
self.assertEqual(canon('viii'), 'VIII')
self.assertEqual(canon('viiii'), 'IX')
def test_canon_converts_v_followed_by_sequence_of_i(self):
self.assertEqual(canon('iv'), 'IV')
self.assertEqual(canon('v'), 'V')
self.assertEqual(canon('vi'), 'VI')
self.assertEqual(canon('vii'), 'VII')
self.assertEqual(canon('viii'), 'VIII')
self.assertEqual(canon('viiii'), 'IX')
def test_canon_rules(self):
# "I" can be subtracted from "V" and "X" only.
self.assertEqual(canon('xxxviiii'), 'XXXIX')
# "X" can be subtracted from "L" and "C" only.
self.assertEqual(canon('xxxx'), 'XL')
self.assertEqual(canon('xxxxv'), 'XLV')
self.assertEqual(canon('lxxxviiii'), 'LXXXIX') # 89
self.assertEqual(canon('lxxxx'), 'XC')
self.assertEqual(canon('lxxxxi'), 'XCI')
def test_canon_rules(self):
# "I" can be subtracted from "V" and "X" only.
self.assertEqual(canon('xxxviiii'), 'XXXIX')
# "X" can be subtracted from "L" and "C" only.
self.assertEqual(canon('xxxx'), 'XL')
self.assertEqual(canon('xxxxv'), 'XLV')
self.assertEqual(canon('lxxxviiii'), 'LXXXIX') # 89
self.assertEqual(canon('lxxxx'), 'XC')
self.assertEqual(canon('lxxxxi'), 'XCI')
def test_canon_zero(self):
self.assertEqual(canon(''), '')
def test_canon_cent(self):
self.assertEqual(canon('c'), 'C')
self.assertEqual(canon('ciiii'), 'CIV')
def test_canon_tens(self):
self.assertEqual(canon('xx'), 'XX')
self.assertEqual(canon('xxi'), 'XXI')
self.assertEqual(canon('xxii'), 'XXII')
self.assertEqual(canon('xxiii'), 'XXIII')
self.assertEqual(canon('xxiiii'), 'XXIV')
self.assertEqual(canon('xxiiii'), 'XXIV')
self.assertEqual(canon('xxv'), 'XXV')
self.assertEqual(canon('xxvi'), 'XXVI')
self.assertEqual(canon('xxvii'), 'XXVII')
self.assertEqual(canon('xxviii'), 'XXVIII')
self.assertEqual(canon('xxviiii'), 'XXIX')
self.assertEqual(canon('liiii'), 'LIV')
self.assertEqual(canon('xxxxviiii'), 'IL')
def test_canon_teens(self):
self.assertEqual(canon('ix'), 'IX')
self.assertEqual(canon('x'), 'X')
self.assertEqual(canon('xi'), 'XI')
self.assertEqual(canon('xii'), 'XII')
self.assertEqual(canon('xiii'), 'XIII')
self.assertEqual(canon('xiiii'), 'XIV')
self.assertEqual(canon('xv'), 'XV')
self.assertEqual(canon('xvi'), 'XVI')
self.assertEqual(canon('xvii'), 'XVII')
self.assertEqual(canon('xviii'), 'XVIII')
self.assertEqual(canon('xviii'), 'XVIII')
self.assertEqual(canon('xviiii'), 'XIX')
return ''.join([replace_token2(c) for c in tokenise(input_str)])
if __name__ == '__main__':
if len(sys.argv) == 1:
# Run the expansion demo
for t in test_strings:
print "Running conversion process for %s" % t
print "After tokenisation: %s" % tokenise(t)
simple_swap = [replace_token(c) for c in tokenise(t)]
print "After basic expansion: %s" % simple_swap
clever_swap = [replace_token2(c) for c in tokenise(t)]
print "After smart expansion: %s" % clever_swap
result = canon(''.join(clever_swap))
print "After canonicalisation: %s" % result
print
print
elif len(sys.argv) == 2:
t = sys.argv[1]
print "Running conversion process for %s" % t
print "After tokenisation: %s" % tokenise(t)
simple_swap = [replace_token(c) for c in tokenise(t)]
print "After basic expansion: %s" % simple_swap
clever_swap = [replace_token2(c) for c in tokenise(t)]
print "After smart expansion: %s" % clever_swap
result = canon(''.join(clever_swap))
print "After canonicalisation: %s" % result
print
def test_case(self):
self.assertEqual(canon('XXXVIIII'), 'XXXIX')
def test_canon_zero(self):
self.assertEqual(canon(''), '')
def test_canon_cent(self):
self.assertEqual(canon('c'), 'C')
self.assertEqual(canon('ciiii'), 'CIV')
def test_canon_tens(self):
self.assertEqual(canon('xx'), 'XX')
self.assertEqual(canon('xxi'), 'XXI')
self.assertEqual(canon('xxii'), 'XXII')
self.assertEqual(canon('xxiii'), 'XXIII')
self.assertEqual(canon('xxiiii'), 'XXIV')
self.assertEqual(canon('xxiiii'), 'XXIV')
self.assertEqual(canon('xxv'), 'XXV')
self.assertEqual(canon('xxvi'), 'XXVI')
self.assertEqual(canon('xxvii'), 'XXVII')
self.assertEqual(canon('xxviii'), 'XXVIII')
self.assertEqual(canon('xxviiii'), 'XXIX')
self.assertEqual(canon('liiii'), 'LIV')
self.assertEqual(canon('xxxxviiii'), 'IL')
def test_canon_teens(self):
self.assertEqual(canon('ix'), 'IX')
self.assertEqual(canon('x'), 'X')
self.assertEqual(canon('xi'), 'XI')
self.assertEqual(canon('xii'), 'XII')
self.assertEqual(canon('xiii'), 'XIII')
self.assertEqual(canon('xiiii'), 'XIV')
self.assertEqual(canon('xv'), 'XV')
self.assertEqual(canon('xvi'), 'XVI')
self.assertEqual(canon('xvii'), 'XVII')
self.assertEqual(canon('xviii'), 'XVIII')
self.assertEqual(canon('xviii'), 'XVIII')
self.assertEqual(canon('xviiii'), 'XIX')
def test_case(self):
self.assertEqual(canon('XXXVIIII'), 'XXXIX')
def test_canon_converts_sequence_of_i(self):
self.assertEqual(canon('i'), 'I')
self.assertEqual(canon('ii'), 'II')
self.assertEqual(canon('iii'), 'III')
self.assertEqual(canon('iiii'), 'IV')
def test_canon_converts_sequence_of_i(self):
self.assertEqual(canon('i'), 'I')
self.assertEqual(canon('ii'), 'II')
self.assertEqual(canon('iii'), 'III')
self.assertEqual(canon('iiii'), 'IV')
return ''.join([replace_token2(c) for c in tokenise(input_str)])
if __name__ == '__main__':
if len(sys.argv) == 1:
# Run the expansion demo
for t in test_strings:
print "Running conversion process for %s" % t
print "After tokenisation: %s" % tokenise(t)
simple_swap = [replace_token(c) for c in tokenise(t)]
print "After basic expansion: %s" % simple_swap
clever_swap = [replace_token2(c) for c in tokenise(t)]
print "After smart expansion: %s" % clever_swap
result = canon(''.join(clever_swap))
print "After canonicalisation: %s" % result
print
print
elif len(sys.argv) == 2:
t = sys.argv[1]
print "Running conversion process for %s" % t
print "After tokenisation: %s" % tokenise(t)
simple_swap = [replace_token(c) for c in tokenise(t)]
print "After basic expansion: %s" % simple_swap
clever_swap = [replace_token2(c) for c in tokenise(t)]
print "After smart expansion: %s" % clever_swap
result = canon(''.join(clever_swap))
print "After canonicalisation: %s" % result
print