Allow exception view to accept all valid HTTP methods.

awx/main/tests/unit/test_views.py

@@ -0,0 +1,37 @@
+import pytest
+import mock
+
+# Django REST Framework
+from rest_framework import exceptions
+
+# AWX
+from awx.main.views import ApiErrorView
+
+
+HTTP_METHOD_NAMES = [
+    'get',
+    'post',
+    'put',
+    'patch',
+    'delete',
+    'head',
+    'options',
+    'trace',
+]
+
+
+@pytest.fixture
+def api_view_obj_fixture():
+    return ApiErrorView()
+
+
+@pytest.mark.parametrize('method_name', HTTP_METHOD_NAMES)
+def test_exception_view_allow_http_methods(method_name):
+    assert hasattr(ApiErrorView, method_name)
+
+
+@pytest.mark.parametrize('method_name', HTTP_METHOD_NAMES)
+def test_exception_view_raises_exception(api_view_obj_fixture, method_name):
+    request_mock = mock.MagicMock()
+    with pytest.raises(exceptions.APIException):
+        getattr(api_view_obj_fixture, method_name)(request_mock)

awx/main/views.py

@@ -10,20 +10,32 @@ from django.utils.translation import ugettext_lazy as _
 from rest_framework import exceptions, permissions, views
 
 
+def _force_raising_exception(view_obj, request, format=None):
+    raise view_obj.exception_class()
+
+
 class ApiErrorView(views.APIView):
 
     authentication_classes = []
     permission_classes = (permissions.AllowAny,)
     metadata_class = None
-    allowed_methods = ('GET', 'HEAD')
     exception_class = exceptions.APIException
     view_name = _('API Error')
 
     def get_view_name(self):
         return self.view_name
 
-    def get(self, request, format=None):
-        raise self.exception_class()
+    def finalize_response(self, request, response, *args, **kwargs):
+        response = super(ApiErrorView, self).finalize_response(request, response, *args, **kwargs)
+        try:
+            del response['Allow']
+        except Exception:
+            pass
+        return response
+
+
+for method_name in ApiErrorView.http_method_names:
+    setattr(ApiErrorView, method_name, _force_raising_exception)
 
 
 def handle_error(request, status=404, **kwargs):