def test_correct_three(self):
string = 'aabcccccaaab'
self.assertEqual('a2b1c5a3b1', strcompression.compress(string))
def test_base(self):
string = 'x'
self.assertEqual('x1', strcompression.compress(string))
def test_correct_two(self):
string = 'aabbc'
self.assertEqual('a2b2c1', strcompression.compress(string))
def test_empty(self):
string = ''
self.assertRaises(ValueError, lambda: strcompression.compress(string))