def test_employee_general() -> None:
e1 = Employee(1, "e1", "a", 1, 50)
e2 = Employee(2, "e2", "a", 1, 50)
e3 = Employee(3, "e3", "a", 1, 50)
e4 = Employee(4, "e4", "a", 1, 50)
e5 = Employee(5, "e5", "a", 1, 50)
e6 = Employee(6, "e6", "a", 1, 50)
e7 = Employee(7, "e7", "a", 1, 50)
e7.become_subordinate(e5)
e5.become_subordinate(e2)
e4.become_subordinate(e2)
e2.become_subordinate(e1)
e3.become_subordinate(e1)
e6.become_subordinate(e3)
assert e6.get_all_subordinates() == []
assert e2.get_all_subordinates() == [e4, e5, e7]
assert e2.get_direct_subordinates() == [e4, e5]
assert e7.get_organization_head() == e1
assert e1.get_organization_head() == e1
assert e7.get_closest_common_superior(4) == e2
assert e2.get_closest_common_superior(4) == e2
assert e2.get_closest_common_superior(7) == e2
# assert e7.become_leader("seven") == e1
assert len(e5.get_direct_subordinates()) == 1
e7 = e5.get_direct_subordinates()[0]
# assert isinstance(e7, Leader)
assert e1.get_highest_rated_subordinate() == e2
assert e5.get_highest_rated_subordinate().eid == 7
# assert e7.get_department_leader() == e7
# assert e2.become_leader('two') == e1
e2 = e1.get_direct_subordinates()[0]
assert e2.eid == 2
assert e1.become_leader('one').eid == 1
e1 = e2.become_leader(3)
def test_get_highest_rated_subordinate_advanced() -> None:
e1 = Employee(1, "Emma Ployee", "Worker", 52000, 50)
e2 = Employee(2, "Sue Perior", "Manager", 50000, 30)
e3 = Employee(3, "Robocop", "Worker", 20000, 80)
e4 = Leader(4, "Sarah", "CEO", 500000, 99, "Some Corp.")
e5 = Employee(5, "Sofia", "Worker", 10000, 69)
e6 = Employee(6, "Terry", "Worker", 5000, 79)
e7 = Employee(7, "Odysseus", "Worker", 62000, 88)
e8 = Employee(8, "Sparrow", "Contract Worker", 60000, 12)
e9 = Employee(9, "Nick", "Contract Worker", 70000, 25)
e10 = Employee(10, "Theseus", "Contract Worker", 80000, 87)
e1.become_subordinate(e2)
e3.become_subordinate(e2)
e2.become_subordinate(e4)
e5.become_subordinate(e2)
e6.become_subordinate(e4)
e7.become_subordinate(e4)
e8.become_subordinate(e1)
e9.become_subordinate(e1)
e10.become_subordinate(e1)
assert e2.get_highest_rated_subordinate() == e3
assert e4.get_highest_rated_subordinate() == e7
assert e1.get_highest_rated_subordinate() == e10