Files
notifications-api/tests/app/celery/test_letters_pdf_tasks.py
2017-12-12 12:07:55 +00:00

100 lines
3.8 KiB
Python

import pytest
import requests_mock
from botocore.exceptions import ClientError
from celery.exceptions import MaxRetriesExceededError
from requests import RequestException
from sqlalchemy.orm.exc import NoResultFound
from app.celery.letters_pdf_tasks import (
create_letters_pdf,
get_letters_pdf,
)
from tests.conftest import set_config_values
def test_should_have_decorated_tasks_functions():
assert create_letters_pdf.__wrapped__.__name__ == 'create_letters_pdf'
@pytest.mark.parametrize('personalisation', [{'name': 'test'}, None])
def test_get_letters_pdf_calls_notifications_template_preview_service_correctly(
notify_api, mocker, client, sample_letter_template, personalisation):
contact_block = 'Mr Foo,\n1 Test Street,\nLondon\nN1'
dvla_org_id = '002'
with set_config_values(notify_api, {
'TEMPLATE_PREVIEW_API_HOST': 'http://localhost/notifications-template-preview',
'TEMPLATE_PREVIEW_API_KEY': 'test-key'
}):
with requests_mock.Mocker() as request_mock:
mock_post = request_mock.post(
'http://localhost/notifications-template-preview/print.pdf', content=b'\x00\x01', status_code=200)
get_letters_pdf(
sample_letter_template, contact_block=contact_block, org_id=dvla_org_id, values=personalisation)
assert mock_post.last_request.json() == {
'values': personalisation,
'letter_contact_block': contact_block,
'dvla_org_id': dvla_org_id,
'template': {
'subject': sample_letter_template.subject,
'content': sample_letter_template.content
}
}
def test_create_letters_pdf_calls_upload_letters_pdf(mocker, sample_letter_notification):
mocker.patch('app.celery.letters_pdf_tasks.get_letters_pdf', return_value=b'\x00\x01')
mock_s3 = mocker.patch('app.celery.tasks.s3.upload_letters_pdf')
create_letters_pdf(sample_letter_notification.id)
mock_s3.assert_called_with(
reference=sample_letter_notification.reference,
crown=sample_letter_notification.service.crown,
filedata=b'\x00\x01'
)
def test_create_letters_pdf_non_existent_notification(notify_api, mocker, fake_uuid):
with pytest.raises(expected_exception=NoResultFound):
create_letters_pdf(fake_uuid)
def test_create_letters_pdf_handles_request_errors(mocker, sample_letter_notification):
mock_get_letters_pdf = mocker.patch('app.celery.letters_pdf_tasks.get_letters_pdf', side_effect=RequestException)
mock_retry = mocker.patch('app.celery.letters_pdf_tasks.create_letters_pdf.retry')
create_letters_pdf(sample_letter_notification.id)
assert mock_get_letters_pdf.called
assert mock_retry.called
def test_create_letters_pdf_handles_s3_errors(mocker, sample_letter_notification):
mocker.patch('app.celery.letters_pdf_tasks.get_letters_pdf')
mock_s3 = mocker.patch('app.celery.tasks.s3.upload_letters_pdf', side_effect=ClientError({}, 'operation_name'))
mock_retry = mocker.patch('app.celery.letters_pdf_tasks.create_letters_pdf.retry')
create_letters_pdf(sample_letter_notification.id)
assert mock_s3.called
assert mock_retry.called
def test_create_letters_pdf_sets_technical_failure_max_retries(mocker, sample_letter_notification):
mock_get_letters_pdf = mocker.patch('app.celery.letters_pdf_tasks.get_letters_pdf', side_effect=RequestException)
mock_retry = mocker.patch(
'app.celery.letters_pdf_tasks.create_letters_pdf.retry', side_effect=MaxRetriesExceededError)
mock_update_noti = mocker.patch('app.celery.letters_pdf_tasks.update_notification_status_by_id')
create_letters_pdf(sample_letter_notification.id)
assert mock_get_letters_pdf.called
assert mock_retry.called
assert mock_update_noti.called
mock_update_noti.assert_called_once_with(sample_letter_notification.id, 'technical-failure')