def test_addBooth(self):
deq = Deque()
deq.addFront(1)
deq.addTail(2)
data = deq.get_data()
res = [1, 2]
self.assertEqual(data, res)
def test_size(self):
deq = Deque()
deq.addFront(1)
deq.addFront(2)
deq.addFront(3)
data = deq.size()
res = 3
self.assertEqual(data, res)
def test_addFront(self):
deq = Deque()
deq.addFront(1)
deq.addFront(2)
deq.addFront(3)
data = deq.get_data()
res = [3, 2, 1]
self.assertEqual(data, res)
def test_addTail(self):
deq = Deque()
deq.addTail(1)
deq.addTail(2)
deq.addTail(3)
data = deq.get_data()
res = [1, 2, 3]
self.assertEqual(data, res)
def test_removeTail(self):
deq = Deque()
deq.addFront(1)
deq.addFront(2)
deq.addFront(3)
rem = []
rem.append(deq.removeTail())
rem.append(deq.removeTail())
data = deq.get_data() + rem
res = [3, 1, 2]
self.assertEqual(data, res)
def test_add_in_front_with_empty_deque(self):
deque = Deque()
deque.addFront(4)
deque.addFront(5)
test_result = deque.data
check_result = [5, 4]
self.assertEqual(
test_result, check_result,
"Test 'addFront'. Add elements in front with empty queue. Result arrays not equal"
)
def test_add_in_tail_with_empty_deque(self):
deque = Deque()
deque.addTail(4)
deque.addTail(5)
test_result = deque.data
check_result = [4, 5]
self.assertEqual(
test_result, check_result,
"Test 'addTail'. Add elements in tail with empty queue. Result arrays not equal"
)
def test_add_in_tail_with_filled_deque(self):
deque = Deque()
deque.data = [1, 2, 3]
deque.addTail(4)
deque.addTail(5)
test_result = deque.data
check_result = [1, 2, 3, 4, 5]
self.assertEqual(
test_result, check_result,
"Test 'addTail'. Add elements in tail with filled queue. Result arrays not equal"
)
def test_add_in_front_with_filled_deque(self):
deque = Deque()
deque.data = [1, 2, 3]
deque.addFront(4)
deque.addFront(5)
test_result = deque.data
check_result = [5, 4, 1, 2, 3]
self.assertEqual(
test_result, check_result,
"Test 'addFront'. Add elements in front with filled queue. Result arrays not equal"
)
def test_remove_front_with_filled_deque(self):
deque = Deque()
deque.data = [1, 2, 3, 4, 5]
test_value = list()
test_value.append(deque.removeFront())
test_value.append(deque.removeFront())
check_value = [1, 2]
test_result = deque.data
check_result = [3, 4, 5]
self.assertEqual(
test_value, check_value,
"Test 'removeFront'. Remove elements at front with filled queue. Returned data incorrect"
)
self.assertEqual(
test_result, check_result,
"Test 'removeFront'. Remove elements at front with filled queue. Result arrays incorrect"
)
def test_remove_tail_with_filled_deque(self):
deque = Deque()
deque.data = [1, 2, 3, 4, 5]
test_value = list()
test_value.append(deque.removeTail())
test_value.append(deque.removeTail())
check_value = [5, 4]
test_result = deque.data
check_result = [1, 2, 3]
self.assertEqual(
test_value, check_value,
"Test 'removeTail'. Remove elements in tail with filled queue. Returned data incorrect"
)
self.assertEqual(
test_result, check_result,
"Test 'removeTail'. Remove elements in tail with filled queue. Result arrays incorrect"
)
def test_remove_front_with_empty_deque(self):
deque = Deque()
v1 = deque.removeFront()
v2 = deque.removeFront()
test_result = deque.data
check_result = list()
self.assertIsNone(
v1,
"Test 'removeFront'. Remove elements at front with empty queue. Returned data incorrect"
)
self.assertIsNone(
v2,
"Test 'removeFront'. Remove elements at front with empty queue. Returned data incorrect"
)
self.assertEqual(
test_result, check_result,
"Test 'removeFront'. Remove elements at front with empty queue. Result arrays incorrect"
)