Fix custom error views

.gitignore

@@ -73,3 +73,4 @@ celerybeat-schedule
 .flake8
 .pylintrc
 Makefile
+alliance_auth.sqlite3

allianceauth/tests/test_views.py

@@ -0,0 +1,48 @@
+from django.test import RequestFactory, TestCase
+
+from allianceauth import views
+
+from .auth_utils import AuthUtils
+
+
+class TestCustomErrorHandlerViews(TestCase):
+    @classmethod
+    def setUpTestData(cls) -> None:
+        cls.user = AuthUtils.create_user("my_user")
+        cls.factory = RequestFactory()
+
+    def test_should_return_status_code_400(self):
+        # give
+        request = self.factory.get("/")
+        request.user = self.user
+        # when
+        response = views.Generic400Redirect(request)
+        # then
+        self.assertEqual(response.status_code, 400)
+
+    def test_should_return_status_code_403(self):
+        # give
+        request = self.factory.get("/")
+        request.user = self.user
+        # when
+        response = views.Generic403Redirect(request)
+        # then
+        self.assertEqual(response.status_code, 403)
+
+    def test_should_return_status_code_404(self):
+        # give
+        request = self.factory.get("/")
+        request.user = self.user
+        # when
+        response = views.Generic404Redirect(request)
+        # then
+        self.assertEqual(response.status_code, 404)
+
+    def test_should_return_status_code_500(self):
+        # give
+        request = self.factory.get("/")
+        request.user = self.user
+        # when
+        response = views.Generic500Redirect(request)
+        # then
+        self.assertEqual(response.status_code, 500)

allianceauth/views.py

@@ -1,10 +1,8 @@
 import logging
-import warnings
 
 from django.conf import settings
-from django.contrib import messages
-from django.http import HttpResponseRedirect
-from django.shortcuts import redirect, render
+from django.http import HttpResponse, HttpResponseRedirect
+from django.shortcuts import render
 from django.utils.translation import gettext_lazy as _
 from django.views.generic.base import View
 
@@ -51,49 +49,50 @@ class ThemeRedirectView(View):
         return HttpResponseRedirect(request.GET.get("next", "/"))
 
 
-def Generic500Redirect(request):  # TODO Real view
+# TODO: error views should be renamed to a proper function name when possible
 
-    title = _(
-        "Internal Server Error"
-    )
+def Generic400Redirect(request, *args, **kwargs):
+    title = _("Bad Request")
     message = _(
         "Auth encountered an error processing your request, please try again. "
         "If the error persists, please contact the administrators."
     )
-
-    return render(request, "allianceauth/error.html", context={"error_title": title, "error_message": message})
+    response = _build_error_response(request, title, message, 400)
+    return response
 
 
-def Generic404Redirect(request, exception):  # TODO Real view
-    title = _(
-        "Page Not Found"
-    )
-    message = _(
-        "Page does not exist. If you believe this is in error please contact the administrators. "
-    )
-
-    return render(request, "allianceauth/error.html", context={"error_title": title, "error_message": message})
-
-
-def Generic403Redirect(request, exception):  # TODO Real view
-    title = _(
-        "Permission Denied"
-    )
+def Generic403Redirect(request, *args, **kwargs):
+    title = _("Permission Denied")
     message = _(
         "You do not have permission to access the requested page. "
         "If you believe this is in error please contact the administrators."
     )
-
-    return render(request, "allianceauth/error.html", context={"error_title": title, "error_message": message})
+    response = _build_error_response(request, title, message, 403)
+    return response
 
 
-def Generic400Redirect(request, exception):  # TODO Real view
-    title = _(
-        "Bad Request"
+def Generic404Redirect(request, *args, **kwargs):
+    title = _("Page Not Found")
+    message = _(
+        "Page does not exist. "
+        "If you believe this is in error please contact the administrators. "
     )
+    response = _build_error_response(request, title, message, 404)
+    return response
+
+
+def Generic500Redirect(request, *args, **kwargs):
+    title = _("Internal Server Error")
     message = _(
         "Auth encountered an error processing your request, please try again. "
         "If the error persists, please contact the administrators."
     )
+    response = _build_error_response(request, title, message, 500)
+    return response
 
-    return render(request, "allianceauth/error.html", context={"error_title": title, "error_message": message})
+
+def _build_error_response(request, title, message, status_code) -> HttpResponse:
+    context = {"error_title": title, "error_message": message}
+    response = render(request, "allianceauth/error.html", context)
+    response.status_code = status_code
+    return response