def test_refund_gateway_error(payment_txn_captured, monkeypatch):
monkeypatch.setattr('remote_works.payment.gateways.dummy.dummy_success',
lambda: False)
payment = payment_txn_captured
payment.charge_status = ChargeStatus.FULLY_CHARGED
payment.captured_amount = Decimal('80.00')
payment.save()
with pytest.raises(PaymentError):
gateway_refund(payment=payment, amount=Decimal('80.00'))
payment.refresh_from_db()
txn = payment.transactions.last()
assert txn.kind == TransactionKind.REFUND
assert not txn.is_success
assert txn.payment == payment
assert payment.charge_status == ChargeStatus.FULLY_CHARGED
assert payment.captured_amount == Decimal('80.00')
def test_gateway_refund_failed(mock_get_payment_gateway, payment_txn_captured,
gateway_params, settings, dummy_response):
txn = payment_txn_captured.transactions.first()
payment = payment_txn_captured
captured_before = payment.captured_amount
txn.is_success = False
dummy_response['kind'] = TransactionKind.REFUND
dummy_response['is_success'] = False
mock_refund = Mock(return_value=dummy_response)
mock_get_payment_gateway.return_value = (Mock(refund=mock_refund),
gateway_params)
with pytest.raises(PaymentError) as exc:
gateway_refund(payment, Decimal('10.00'))
exc.value.message == EXAMPLE_ERROR
payment.refresh_from_db()
assert payment.captured_amount == captured_before
def test_refund_failed(initial_captured_amount, refund_amount,
initial_charge_status, payment_dummy):
payment = payment_dummy
payment.charge_status = initial_charge_status
payment.captured_amount = Decimal(initial_captured_amount)
payment.save()
with pytest.raises(PaymentError):
txn = gateway_refund(payment=payment, amount=Decimal(refund_amount))
assert txn is None
def test_gateway_refund_partial_refund(mock_get_payment_gateway,
payment_txn_captured, gateway_params,
settings, dummy_response):
payment = payment_txn_captured
amount = payment.total * Decimal('0.5')
txn = payment_txn_captured.transactions.first()
txn.amount = amount
txn.currency = settings.DEFAULT_CURRENCY
dummy_response['kind'] = TransactionKind.REFUND
dummy_response['amount'] = amount
mock_refund = Mock(return_value=dummy_response)
mock_get_payment_gateway.return_value = (Mock(refund=mock_refund),
gateway_params)
gateway_refund(payment, amount)
payment.refresh_from_db()
assert payment.charge_status == ChargeStatus.PARTIALLY_REFUNDED
assert payment.captured_amount == payment.total - amount
def test_gateway_refund(mock_get_payment_gateway, payment_txn_captured,
gateway_params, dummy_response):
txn = payment_txn_captured.transactions.first()
payment = payment_txn_captured
amount = payment.total
dummy_response['kind'] = TransactionKind.REFUND
mock_refund = Mock(return_value=dummy_response)
mock_get_payment_gateway.return_value = (Mock(refund=mock_refund),
gateway_params)
payment_info = create_payment_information(payment, txn.token, amount)
gateway_refund(payment, amount)
mock_get_payment_gateway.assert_called_once_with(payment.gateway)
mock_refund.assert_called_once_with(payment_information=payment_info,
connection_params=gateway_params)
payment.refresh_from_db()
assert payment.charge_status == ChargeStatus.FULLY_REFUNDED
assert not payment.captured_amount
def test_refund_success(initial_captured_amount, refund_amount,
final_captured_amount, final_charge_status,
active_after, payment_txn_captured):
payment = payment_txn_captured
payment.charge_status = ChargeStatus.FULLY_CHARGED
payment.captured_amount = initial_captured_amount
payment.save()
txn = gateway_refund(payment=payment, amount=Decimal(refund_amount))
assert txn.kind == TransactionKind.REFUND
assert txn.is_success
assert txn.payment == payment
assert payment.charge_status == final_charge_status
assert payment.captured_amount == final_captured_amount
assert payment.is_active == active_after
def test_gateway_refund_errors(payment_txn_captured):
payment = payment_txn_captured
with pytest.raises(PaymentError) as exc:
gateway_refund(payment, Decimal('1000000'))
assert exc.value.message == 'Cannot refund more than captured'
with pytest.raises(PaymentError) as exc:
gateway_refund(payment, Decimal('0'))
assert exc.value.message == 'Amount should be a positive number.'
payment.charge_status = ChargeStatus.NOT_CHARGED
with pytest.raises(PaymentError) as exc:
gateway_refund(payment, Decimal('1'))
assert exc.value.message == 'This payment cannot be refunded.'