Resolve "Synchronisation between AlekSIS and Django groups works incompletely"

Closes #432 (closed)

aleksis/core/tests/models/test_group_sync.py

+from django.contrib.auth.models import Group as DjangoGroup
+from django.contrib.auth.models import User
+
+import pytest
+
+from aleksis.core.models import Group, Person
+
+pytestmark = pytest.mark.django_db
+
+
+def test_create():
+    Group.objects.create(name="Foo")
+
+    assert DjangoGroup.objects.filter(name="Foo").exists()
+
+
+def test_assign_members():
+    g = Group.objects.create(name="Foo")
+    dj_g = DjangoGroup.objects.get(name="Foo")
+
+    u = User.objects.create(username="janedoe")
+    p = Person.objects.create(first_name="Jane", last_name="Doe", user=u)
+
+    g.members.add(p)
+
+    assert u in dj_g.user_set.all()
+
+
+def test_assign_owners():
+    g = Group.objects.create(name="Foo")
+    dj_g = DjangoGroup.objects.get(name="Foo")
+
+    u = User.objects.create(username="janedoe")
+    p = Person.objects.create(first_name="Jane", last_name="Doe", user=u)
+
+    g.owners.add(p)
+
+    assert u in dj_g.user_set.all()
+
+
+def test_assign_member_of():
+    g = Group.objects.create(name="Foo")
+    dj_g = DjangoGroup.objects.get(name="Foo")
+
+    u = User.objects.create(username="janedoe")
+    p = Person.objects.create(first_name="Jane", last_name="Doe", user=u)
+
+    p.member_of.add(g)
+
+    assert u in dj_g.user_set.all()
+
+
+def test_assign_owner_of():
+    g = Group.objects.create(name="Foo")
+    dj_g = DjangoGroup.objects.get(name="Foo")
+
+    u = User.objects.create(username="janedoe")
+    p = Person.objects.create(first_name="Jane", last_name="Doe", user=u)
+
+    p.owner_of.add(g)
+
+    assert u in dj_g.user_set.all()