Add tests for celery

SciPost_v1/celery.py

+from __future__ import absolute_import, unicode_literals
+import os
+from celery import Celery
+
+# set the default Django settings module for the 'celery' program.
+os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'SciPost_v1.settings')
+
+app = Celery('SciPost_v1')
+
+# Using a string here means the worker doesn't have to serialize
+# the configuration object to child processes.
+# - namespace='CELERY' means all celery-related configuration keys
+#   should have a `CELERY_` prefix.
+app.config_from_object('django.conf:settings', namespace='CELERY')
+
+# Load task modules from all registered Django app configs.
+app.autodiscover_tasks()
+
+
+@app.task(bind=True)
+def debug_task(self):
+    print('Request: {0!r}'.format(self.request))

SciPost_v1/settings/base.py

@@ -88,6 +88,8 @@ INSTALLED_APPS = (
     'colleges',
     'commentaries',
     'comments',
+    'django_celery_results',
+    'django_celery_beat',
     'finances',
     'guides',
     'invitations',
@@ -358,3 +360,9 @@ LOGGING = {
         },
     },
 }
+
+
+# Celery scheduled tasks
+CELERY_RESULT_BACKEND = 'django-db'
+CELERY_BROKER_URL = 'amqp://localhost'
+CELERY_IMPORTS = ('submissions.tasks', )

scipost/tasks.py

+__copyright__ = "Copyright 2016-2018, Stichting SciPost (SciPost Foundation)"
+__license__ = "AGPL v3"
+
+
+from django.core.mail import send_mail
+
+
+from SciPost_v1.celery import app
+
+
+@app.task(bind=True)
+def test_celery_using_mail(self):
+    """Just testing the production server here."""
+    send_mail(
+        'Test subject',
+        'Received this mail?',
+        'noreply@scipost.org',
+        ['jorrandewit@scipost.org'],
+        fail_silently=False,
+    )