def test_with_value(self, requests_mock):
"""
Test the value returned when the GOV.UK Pay response data includes next_url.
"""
govuk_payment_id = '123abc123abc123abc123abc12'
next_url = 'https://payment.example.com/123abc'
requests_mock.get(
govuk_url(f'payments/{govuk_payment_id}'),
status_code=200,
json={
'state': {
'status': 'started',
'finished': False
},
'payment_id': govuk_payment_id,
'_links': {
'next_url': {
'href': next_url,
'method': 'GET',
},
},
},
)
session = PaymentGatewaySession(govuk_payment_id=govuk_payment_id)
assert session.get_payment_url() == next_url
def test_with_unchanged_govuk_payment_status_doesnt_change_anything(
self,
status,
requests_mock,
):
"""
Test that if the GOV.UK payment status is the same as the payment gateway session one,
(meaning that the payment gateway session is up-to-date), the record is not changed.
"""
session = PaymentGatewaySession(status=status)
url = govuk_url(f'payments/{session.govuk_payment_id}')
requests_mock.get(
url,
status_code=200,
json={
'state': {
'status': status,
'finished': False
},
},
)
assert not session.refresh_from_govuk_payment()
assert session.status == status
assert Payment.objects.count() == 0
assert requests_mock.call_count == 1
def test_already_finished_doesnt_do_anything(self, status, requests_mock):
"""
Test that if the payment gateway session is already finished, the system
doesn't call GOV.UK Pay as it's already in its end state.
"""
session = PaymentGatewaySession(status=status)
assert not session.refresh_from_govuk_payment()
assert not requests_mock.called
def test_doesnt_call_govuk_pay_if_finished(self, session_status, requests_mock):
"""
Test that if the payment gateway session is finished, no call to GOV.UK Pay is made
and the method returns an empty string.
"""
session = PaymentGatewaySession(
status=session_status,
govuk_payment_id='123abc123abc123abc123abc12',
)
assert session.get_payment_url() == ''
assert not requests_mock.called
def test_without_value(self, requests_mock):
"""
Test that an empty string is returned when the GOV.UK Pay response data
doesn't include next_url.
"""
govuk_payment_id = '123abc123abc123abc123abc12'
requests_mock.get(
govuk_url(f'payments/{govuk_payment_id}'),
status_code=200,
json={
'state': {'status': 'cancelled', 'finished': True},
'payment_id': govuk_payment_id,
'_links': {
'next_url': None,
},
},
)
session = PaymentGatewaySession(govuk_payment_id=govuk_payment_id)
assert session.get_payment_url() == ''
def test_value(self, status, finished):
"""
Test the return value of `is_finished` with different values of session.status.
"""
session = PaymentGatewaySession(status=status)
assert session.is_finished() == finished