def test_shelter_enqueue():
shelter = AnimalShelter()
shelter.enqueue(Cat("1"))
assert shelter.queue1.front.value == "1"
assert shelter.queue1.rear.value == "1"
shelter.enqueue(Dog("2"))
assert shelter.queue1.rear.value == "2"
shelter.enqueue(Cat("3"))
assert shelter.queue1.rear.value == "3"
shelter.enqueue(Dog("4"))
assert shelter.queue1.rear.value == "4"
assert shelter.queue1.front.value == "1"
def test_enqueu_cat_dog():
animals = AnimalShelter()
alex = Dog('alex')
aln = Dog('Aln')
Sherry = Cat('Sherry')
Semsem = Cat('Semsem')
animals.enqueue(alex)
animals.enqueue(aln)
animals.enqueue(Sherry)
animals.enqueue(Semsem)
expected = ('alex', 'Aln', 'Sherry', 'Semsem')
actual = alex.name, aln.name, Sherry.name, Semsem.name
assert expected == actual
def test_dequeue_cat():
animals = AnimalShelter()
alex = Dog('alex')
aln = Dog('Aln')
Sherry = Cat('Sherry')
Semsem = Cat('Semsem')
animals.enqueue(alex)
animals.enqueue(aln)
animals.enqueue(Sherry)
animals.enqueue(Semsem)
expected = 'Sherry'
actual = animals.dequeue('cat')
assert expected == actual
def fixed_shelter():
shelter = AnimalShelter()
shelter.enqueue(Cat('Tom'))
shelter.enqueue(Dog('Spike'))
shelter.enqueue(Cat('Mdhat'))
return shelter
def test_dequeue_and_enqueue():
mylo = Dog('mylo')
reixy = Dog('mylo')
luna = Dog('luna')
kitty = Cat('kitty')
lily = Cat('lily')
a = AnimalShelter()
a.enqueue(mylo)
a.enqueue(reixy)
a.enqueue(luna)
a.enqueue(kitty)
a.enqueue(lily)
assert a.dequeue('cat') == 'kitty'
assert a.dequeue('cat') == 'lily'
assert a.dequeue('dog') == 'mylo'
assert a.dequeue('dog') == 'mylo'
assert a.dequeue('dog') == 'luna'
def test_dequeue_any():
animals = AnimalShelter()
aln = Dog('Aln')
Sherry = Cat('Sherry')
animals.enqueue(aln)
animals.enqueue(Sherry)
expected = None
actual = animals.dequeue('any')
assert expected == actual
def test_shelter_dequeue():
shelter = AnimalShelter()
shelter.enqueue(Cat("1"))
shelter.enqueue(Dog("2"))
shelter.enqueue(Cat("3"))
shelter.enqueue(Cat("a"))
shelter.enqueue(Dog("4"))
pet_adopted = shelter.dequeue('cat')
assert pet_adopted.type == 'cat'
assert pet_adopted.value == '1'
pet_adopted = shelter.dequeue('cat')
assert pet_adopted.type == 'cat'
assert pet_adopted.value == '3'
pet_adopted = shelter.dequeue('dog')
assert shelter.queue1.front.value == "a"
assert pet_adopted.type == 'dog'
assert pet_adopted.value == '2'
def test_Animal_Shelter(fixed_shelter):
fixed_shelter.enqueue(Dog('JOJO'))
assert str(
fixed_shelter) == f'{{Tom}}->{{Spike}}->{{Mdhat}}->{{JOJO}}->NULL'
assert fixed_shelter.dequeue('Dog') == 'Spike'
assert str(fixed_shelter) == f'{{Tom}}->{{Mdhat}}->{{JOJO}}->NULL'
assert fixed_shelter.dequeue('Bird') == 'NULL'
assert str(fixed_shelter) == f'{{Tom}}->{{Mdhat}}->{{JOJO}}->NULL'
assert fixed_shelter.dequeue('Cat') == 'Tom'
assert str(fixed_shelter) == f'{{Mdhat}}->{{JOJO}}->NULL'
assert fixed_shelter.dequeue() == 'Mdhat'
assert str(fixed_shelter) == f'{{JOJO}}->NULL'
def test_creating_dog_object():
assert Dog().name == 'Ima dog'
def test_shelter_dequeue_capital():
shelter = AnimalShelter()
shelter.enqueue(Cat("1"))
shelter.enqueue(Dog("2"))
pet_adopted = shelter.dequeue('Dog')
assert pet_adopted.value == '2'
def test_shelter_dequeue_not_in_list2():
shelter = AnimalShelter()
shelter.enqueue(Cat("1"))
shelter.enqueue(Dog("2"))
pet_adopted = shelter.dequeue('parrot')
assert pet_adopted == None
def test_dog():
dog = Dog("Sam")
assert dog.value == 'Sam'
assert dog.type == 'dog'
assert dog.next == None
