def test_merge_prefix(self):
d = deque([b'abc', b'de', b'fghi', b'j'])
merge_prefix(d, 5)
self.assertEqual(d, deque([b'abcde', b'fghi', b'j']))
d = deque([b'abc', b'de', b'fghi', b'j'])
merge_prefix(d, 4)
self.assertEqual(d, deque([b'abcd', b'e', b'fghi', b'j']))
merge_prefix(d, 7)
self.assertEqual(d, deque([b'abcdefg', b'hi', b'j']))
merge_prefix(d, 3)
self.assertEqual(d, deque([b'abc', b'defg', b'hi', b'j']))
merge_prefix(d, 100)
self.assertEqual(d, deque([b'abcdefghij']))
def test_merge_prefix(self):
d = deque([b'abc', b'de', b'fghi', b'j'])
merge_prefix(d, 5)
self.assertEqual(d, deque([b'abcde', b'fghi', b'j']))
d = deque([b'abc', b'de', b'fghi', b'j'])
merge_prefix(d, 4)
self.assertEqual(d, deque([b'abcd', b'e', b'fghi', b'j']))
merge_prefix(d, 7)
self.assertEqual(d, deque([b'abcdefg', b'hi', b'j']))
merge_prefix(d, 3)
self.assertEqual(d, deque([b'abc', b'defg', b'hi', b'j']))
merge_prefix(d, 100)
self.assertEqual(d, deque([b'abcdefghij']))