def test_enqueue_two(): queue = PseudoQueue() queue.enqueue(Stack()) queue.front.push('Front') queue.enqueue(Stack()) queue.rear.push('Rear') assert queue.front.peek() == 'Front' and queue.rear.peek() == 'Rear'
def test_dequeue(): pq = PseudoQueue() pq.enqueue('banana') pq.enqueue('strawberry') pq.enqueue('blueberry') expectedBool = True expectedStr = 'banana' actualStr, actualBool = pq.dequeue() assert expectedBool == actualBool assert expectedStr == actualStr expectedStr = 'strawberry' actualStr, actualBool = pq.dequeue() assert expectedStr == actualStr # @TODO these next two are failing, I need to move on to LAB tho.. expectedStr = 'blueberry' actualStr, actualBool = pq.dequeue() assert expectedStr == actualStr expectedStr = '' expectedBool = False actualStr, actualBool = pq.dequeue() assert expectedStr == actualStr assert expectedBool == actualBool
def test_pseudoqueue_dequeue(): pseudo = PseudoQueue() pseudo.enqueue('Portland') pseudo.enqueue('Lawrence') pseudo.enqueue('Gladstone') expected = 'Portland' actual = pseudo.dequeue() assert expected == actual
def test_dequeue_two(): queue = PseudoQueue() queue.enqueue(Stack()) queue.front.push('First') queue.enqueue(Stack()) queue.rear.push('Second') assert queue.dequeue().peek() == 'First' and queue.dequeue().peek( ) == 'Second'
def test_pseudoqueue_enqueue_many(stack_of_four_nodes): new_queue = PseudoQueue(stack_of_four_nodes) assert new_queue.stack_a.peek() == 4 new_queue.enqueue('sunshine') assert new_queue.stack_a.peek() == 'sunshine' new_queue.enqueue('mangosteen') new_queue.enqueue(8) assert new_queue.stack_a.peek() == 8
def test_pseudoqueue_dequeue_multiple(): testing_queue = PseudoQueue(Stack()) testing_queue.enqueue(1) testing_queue.enqueue(2) testing_queue.dequeue() expected = 2 actual = testing_queue.peek() assert actual == expected
def test_pseudoqueue_enqueue_stack_one_many(): pseudo = PseudoQueue() pseudo.enqueue('Portland') pseudo.enqueue('Lawrence') pseudo.enqueue('Gladstone') expected = 'Gladstone' actual = pseudo.stack_one.peek() assert actual == expected
def test_enqueue(): pq = PseudoQueue() pq.enqueue('banana') pq.enqueue('strawberry') pq.enqueue('blueberry') expected = 3 actual = 3 assert expected == actual
def test_enqueue(): pseudo = PseudoQueue() pseudo.enqueue(20) pseudo.enqueue(15) pseudo.enqueue(10) pseudo.enqueue(5) expected = 5 actual = pseudo.inbox.peek() assert actual == expected
def test_dequeue(): pseudo = PseudoQueue() pseudo.enqueue(20) pseudo.enqueue(15) pseudo.enqueue(10) pseudo.enqueue(5) expected = 5 actual = pseudo.dequeue(5) assert actual == expected
def test_pseudo_queue_dequeue_many(stack_of_four_nodes): new_queue = PseudoQueue(stack_of_four_nodes) assert new_queue.stack_a.peek() == 4 assert new_queue.dequeue() == 1 assert new_queue.dequeue() == 2 assert new_queue.stack_a.peek() == 4 assert new_queue.dequeue() == 3 assert new_queue.dequeue() == 4 assert new_queue.stack_a.peek() == None
def test_PseudoQueue_init_stack(): stack_one = Stack() stack_one.push(15) stack_one.push(10) stack_one.push(5) stack_one.push(0) queue = PseudoQueue(stack_one) actual = str(queue) expected = '0 ->5 ->10 ->15' assert actual == expected
def test_pseudoqueue_dequeue_both_stacks_many(): pseudo = PseudoQueue() pseudo.enqueue('Portland') pseudo.enqueue('Lawrence') pseudo.enqueue('Gladstone') pseudo.dequeue() pseudo.enqueue('Shawnee Mission') pseudo.enqueue('Seattle') pseudo.enqueue('Kansas City') pseudo.dequeue() assert pseudo.stack_one.peek() == 'Kansas City'
def test_enqueue_dequeue(my_stack): pseudo_q = PseudoQueue(my_stack) assert pseudo_q.stack1.peek() == 10 pseudo_q.enqueue('cat') assert pseudo_q.stack1.peek() == 'cat' pseudo_q.enqueue('dog') assert pseudo_q.stack1.peek() == 'dog' assert pseudo_q.dequeue() == 'a' assert pseudo_q.stack1.peek() == 'dog' assert pseudo_q.dequeue() == 'b' assert pseudo_q.stack1.peek() == 'dog' assert pseudo_q.dequeue() == 'c' assert pseudo_q.dequeue() == 10 assert pseudo_q.dequeue() == 'cat' assert pseudo_q.dequeue() == 'dog'
def test_enqueue_dequeue(my_stack): pseudo_q = PseudoQueue(my_stack) assert pseudo_q.stack1.peek() == 10 pseudo_q.enqueue("cat") assert pseudo_q.stack1.peek() == "cat" pseudo_q.enqueue("dog") assert pseudo_q.stack1.peek() == "dog" assert pseudo_q.dequeue() == "a" assert pseudo_q.stack1.peek() == "dog" assert pseudo_q.dequeue() == "b" assert pseudo_q.stack1.peek() == "dog" assert pseudo_q.dequeue() == "c" assert pseudo_q.dequeue() == 10 assert pseudo_q.dequeue() == "cat" assert pseudo_q.dequeue() == "dog"
def test_enqueue_one(): pq = PseudoQueue() pq.enqueue("penny")
def test_pseudo_queue_dequeue_one(stack_of_four_nodes): new_queue = PseudoQueue(stack_of_four_nodes) assert new_queue.dequeue() == 1
def test_pseudoqueue_dequeue_none(empty_stack): new_queue = PseudoQueue(empty_stack) new_queue.dequeue() assert new_queue.stack_a.peek() == None
def test_dequeue_one(): queue = PseudoQueue() queue.enqueue(Stack()) queue.front.push('First') assert queue.dequeue().peek() == 'First'
def test_pseudo_queue_enqueue_one(empty_stack): new_queue = PseudoQueue(empty_stack) new_queue.enqueue('one') assert new_queue.stack_a.peek() == 'one'
def test_pseudo_queue_instance(stack_of_four_nodes): assert PseudoQueue(stack_of_four_nodes)
def pseudo_queue(): return PseudoQueue()
def test_PseudoQueue_enqueue(): element = PseudoQueue() element.enqueue(1) element.enqueue(2) assert element.stack1.peek() == 2
def test_dequeue_empty(): pseudo_q = PseudoQueue(Stack()) with pytest.raises(Exception): result = pseudo_q.dequeue()
def test_dequeue(my_stack): pseudo_q = PseudoQueue(my_stack) assert pseudo_q.dequeue() == "a"
def test_enqueue_empty_stack(): pseudo_q = PseudoQueue(Stack()) pseudo_q.enqueue("cat") assert pseudo_q.stack1.peek() == "cat"
def test_enqueue(my_stack): pseudo_q = PseudoQueue(my_stack) pseudo_q.enqueue("cat") assert pseudo_q.stack1.peek() == "cat"
def test_stack1_stack2_exists(my_stack): pseudo_q = PseudoQueue(my_stack) assert pseudo_q.stack1.peek() == 10 assert pseudo_q.stack2.peek() == None
def test_PseudoQueue_dequeue(): element = PseudoQueue() element.enqueue(1) element.enqueue(2) element.dequeue() assert element.stack2.peek() == 2
def test_class_exists(): PseudoQueue()