Remove dead code, don't try to cover unnecessary things

Signed-off-by: Yohann D'ANELLO <yohann.danello@gmail.com>

apps/permission/templatetags/perms.py

@@ -5,7 +5,6 @@ from django.contrib.auth.models import AnonymousUser
 from django.contrib.contenttypes.models import ContentType
 from django.template.defaultfilters import stringfilter
 from django import template
-from note.models import Transaction
 from note_kfet.middlewares import get_current_authenticated_user, get_current_session
 from permission.backends import PermissionBackend
 
@@ -25,21 +24,6 @@ def not_empty_model_list(model_name):
     return qs.exists()
 
 
-@stringfilter
-def not_empty_model_change_list(model_name):
-    """
-    Return True if and only if the current user has right to change any object of the given model.
-    """
-    user = get_current_authenticated_user()
-    session = get_current_session()
-    if user is None or isinstance(user, AnonymousUser):
-        return False
-    elif user.is_superuser and session.get("permission_mask", -1) >= 42:
-        return True
-    qs = model_list(model_name, "change")
-    return qs.exists()
-
-
 @stringfilter
 def model_list(model_name, t="view", fetch=True):
     """
@@ -68,33 +52,8 @@ def has_perm(perm, obj):
     return PermissionBackend.check_perm(get_current_authenticated_user(), perm, obj)
 
 
-def can_create_transaction():
-    """
-    :return: True iff the authenticated user can create a transaction.
-    """
-    user = get_current_authenticated_user()
-    session = get_current_session()
-    if user is None or isinstance(user, AnonymousUser):
-        return False
-    elif user.is_superuser and session.get("permission_mask", -1) >= 42:
-        return True
-    if session.get("can_create_transaction", None):
-        return session.get("can_create_transaction", None) == 1
-
-    empty_transaction = Transaction(
-        source=user.note,
-        destination=user.note,
-        quantity=1,
-        amount=0,
-        reason="Check permissions",
-    )
-    session["can_create_transaction"] = PermissionBackend.check_perm(user, "note.add_transaction", empty_transaction)
-    return session.get("can_create_transaction") == 1
-
-
 register = template.Library()
 register.filter('not_empty_model_list', not_empty_model_list)
-register.filter('not_empty_model_change_list', not_empty_model_change_list)
 register.filter('model_list', model_list)
 register.filter('model_list_length', model_list_length)
 register.filter('has_perm', has_perm)

apps/permission/tests/test_permission_queries.py

@@ -78,7 +78,7 @@ class PermissionQueryTestCase(TestCase):
                 query = instanced.query
                 model = perm.model.model_class()
                 model.objects.filter(query).all()
-            except (FieldError, AttributeError, ValueError, TypeError, JSONDecodeError):
+            except (FieldError, AttributeError, ValueError, TypeError, JSONDecodeError):  # pragma: no cover
                 print("Query error for permission", perm)
                 print("Query:", perm.query)
                 if instanced.query:

apps/permission/views.py

@@ -85,7 +85,7 @@ class ProtectedCreateView(LoginRequiredMixin, CreateView):
     If not, a 403 error is displayed.
     """
 
-    def get_sample_object(self):
+    def get_sample_object(self):  # pragma: no cover
         """
         return a sample instance of the Model.
         It should be valid (can be stored properly in database), but must not collide with existing data.