def test_equal_1(self): self.assertEqual(string_chunk('codewars', 2), ['co', 'de', 'wa', 'rs'])
def test_equal_5(self): self.assertEqual(string_chunk(123), [])
def test_equal_6(self): self.assertEqual(string_chunk('hello', 'z'), [])
def test_equal_3(self): self.assertEqual(string_chunk('hello world', 3), ['hel', 'lo ', 'wor', 'ld'])
def test_equal_4(self): self.assertEqual(string_chunk('everlong', 100), ['everlong'])
def test_equal_2(self): self.assertEqual(string_chunk('thiskataeasy', 4), ['this', 'kata', 'easy'])