def test_get_department_name() -> None:
e2 = Employee(3, 'Joe', 'Worker', 10000, 50)
assert e2.get_department_name() == ''
l = Leader(1, 'Lena', 'LEADER', 100000, 100, 'Department')
assert l.get_department_name() == 'Department'
e1 = Employee(2, 'Mama', 'Anna', 50000, 100)
e1.become_subordinate(l)
assert e1.get_department_name() == 'Department'
e2.become_subordinate(e1)
assert e2.get_department_name() == 'Department'
def test_become_each_other() -> None:
e1 = Leader(1, "Sarah", "CEO", 500000, 30, "Some Corp.")
e2 = Employee(2, "Sandra", "Secretary", 20000, 30)
e3 = Employee(3, "Sofia", "Manager", 25000, 40)
e2.become_subordinate(e1)
e3.become_subordinate(e2)
assert e3.get_department_name() == 'Some Corp.'
lol = e2.become_leader('chloeisamazingandneedschicken')
assert isinstance(lol.get_employee(2), Leader)
assert e3.get_department_name() == 'chloeisamazingandneedschicken'
lol = e1.become_employee()
assert isinstance(lol.get_employee(1), Employee)
assert isinstance(lol.get_employee(1), Leader) == False
assert lol.get_employee(1).get_department_name() == ''
assert len(lol.get_employee(1).get_all_subordinates()) == 2
assert lol.get_employee(2).get_department_name() == \
'chloeisamazingandneedschicken'
def test_get_department_name() -> None:
e1 = Employee(1, "Emma Ployee", "Worker", 10000, 50)
assert e1.get_department_name() == ''
e2 = Leader(2, "Sue Perior", "Manager", 20000, 30, "Department")
e1.become_subordinate(e2)
assert e1.get_department_name() == 'Department'