def test_check_parity_even_string():
bitstring = "01101"
marked_qubits = (1, 2, 3)
assert check_parity(bitstring, marked_qubits)
def test_check_parity_even_tuple():
bitstring = (0, 1, 1, 0, 1)
marked_qubits = (1, 2, 3)
assert check_parity(bitstring, marked_qubits)
def test_check_parity_odd_string():
bitstring = "01001"
marked_qubits = (1, 2, 3)
assert not check_parity(bitstring, marked_qubits)