def test_split_empty_symbol(self):
"""
Case: split by empty symbol separator.
Expected: ValueError raise.
"""
string_to_split, symbol_by_split = 'GameofThrones', ''
expected_error = ValueError
with self.assertRaises(expected_error):
split(string_to_split, symbol_by_split)
def test_split(self, string_to_split, symbol_by_split):
"""
Test overall split cases.
"""
expected = ['Game', 'of', 'Thrones']
response = split(string_to_split, symbol_by_split)
self.assertEqual(expected, response)
def test_split_none(self):
"""
Case: split by None separator.
Expected: split works with None separator as like space symbol.
"""
string_to_split, symbol_by_split = 'GameofThrones', None
expected = ['GameofThrones']
response = split(string_to_split, symbol_by_split)
self.assertEqual(expected, response)
def make_suitable_url_parameters(url_parameter):
"""
Return a lowercase string with hyphen.
"""
return join(split(url_parameter, ' '), '-').lower()