def test_remove_non_word_characters(self):
header = EMBLHeader()
test_cases = [
('foo', 'foo'),
('#foo', 'foo'),
('#fo!o', 'foo'),
('fo#o', 'foo'),
('foo##', 'foo'),
("*!#foo", 'foo')
]
for test_string, expected_result in test_cases:
self.assertEqual(header.remove_non_word_characters(test_string), expected_result)
