@pytest.mark.parametrize('src_value', VALID_VALUES)

def test_valid_values_on_payee(hook, src_value):

    txn = testutil.Transaction(payee=src_value, postings=[

        ('Assets:Cash', -25),

        ('Expenses:General', 25),

    ])

    assert not any(hook.run(txn))

@pytest.mark.parametrize('src_value', INVALID_VALUES)

def test_invalid_values_on_payee(hook, src_value):

    txn = testutil.Transaction(payee=src_value, postings=[

        ('Assets:Cash', -25),

        ('Expenses:General', 25),

    ])

    errors = list(hook.run(txn))

    assert 1 <= len(errors) <= 2

    assert all(error.message == "transaction has invalid entity: {}".format(src_value)

               for error in hook.run(txn))

@pytest.mark.parametrize('payee,src_value', testutil.combine_values(

    INVALID_VALUES,

    VALID_VALUES,

))

def test_invalid_payee_but_valid_metadata(hook, payee, src_value):

    txn = testutil.Transaction(**{'payee': payee, TEST_KEY: src_value}, postings=[

        ('Assets:Cash', -25),

        ('Expenses:Other', 25),

    ])

    assert not any(hook.run(txn))