def test_putleft():
q = BlockingQueue()
items = range(20)
for i in items:
q.putleft(i)
assert len(q) == i+1
assert q.get() == i
assert len(q) == i
q.putleft(i)
assert q.getmany() == list(reversed(items))
assert len(q) == 0
def test_maxsize(maxsize=5):
q = BlockingQueue(maxsize=maxsize)
assert q.maxsize == maxsize
for i in xrange(maxsize):
assert not q.is_full
q.put(i)
assert q.is_full
assert len(q.getmany()) == maxsize
assert not q.is_full
q.putmany(range(maxsize))
assert q.is_full
q.putleft(99, respectmaxsize=0)
assert q.is_full
assert len(q) == maxsize+1
assert q.get() == 99
assert q.is_full
assert q._fsema.locked() # pylint: disable-msg=W0212
assert len(q.getmany()) == maxsize
assert not q.is_full
assert q.is_empty
