def test_split_empty(self):
self.assertEqual(split_words(''), [])
def test_pair_split_two_pair(self):
self.assertEqual(pair_split(split_words('hello hell as dogs cats')),
[('hello', 'dogs'), ('hell', 'cats')])
def test_split_simple(self):
self.assertEqual(split_words('hello, there!'), ['hello,', 'there!'])
def test_pair_split_two(self):
self.assertEqual(pair_split(split_words('hello as hell')),
[('hello', 'hell')])
def test_pair_split_three(self):
self.assertEqual(pair_split(split_words('hello as hell dogs as cats')),
[('hello', 'hell'), ('dogs', 'cats')])
def test_split_two_spaces(self):
self.assertEqual(split_words(' one two '), ['one', 'two'])
def test_pair_split_one(self):
self.assertEqual(pair_split(split_words('hello')), [('hello', None)])
def test_split_simple(self):
self.assertEqual(split_words('hello, there!'), ['hello,', 'there!'])
def test_split_one(self):
self.assertEqual(split_words('one'), ['one'])
def test_pair_split_three(self):
self.assertEqual(pair_split(split_words('hello as hell dogs as cats')),
[('hello', 'hell'), ('dogs', 'cats')])
def test_pair_split_two_pair(self):
self.assertEqual(pair_split(split_words('hello hell as dogs cats')),
[('hello', 'dogs'), ('hell', 'cats')])
def test_pair_split_two(self):
self.assertEqual(pair_split(split_words('hello as hell')),
[('hello', 'hell')])
def test_pair_split_one(self):
self.assertEqual(pair_split(split_words('hello')), [('hello', None)])
def test_split_two_spaces(self):
self.assertEqual(split_words(' one two '), ['one', 'two'])
def test_split_one(self):
self.assertEqual(split_words('one'), ['one'])
def test_split_empty(self):
self.assertEqual(split_words(''), [])