def queue_circular_test(a):
cq = CircularQueue(6)
print("Is_empty test: {}".format(cq.is_empty()))
print("Is_full test: {}".format(cq.is_full()))
print("Insert test: ")
array_to_cq(cq, a)
for i in cq:
print(i)
print("Remove test: {}".format(cq.remove()))
print("Peek test: {}".format(cq.peek()))
for i in cq:
print(i)
