feat: improve page linkage between role/user/person

- show Users grid when viewing a Role
- add hyperlinks between things

tests/forms/test_schema.py

@@ -9,6 +9,7 @@ from sqlalchemy import orm
 
 from wuttjamaican.conf import WuttaConfig
 from wuttaweb.forms import schema as mod
+from wuttaweb.forms import widgets
 from tests.util import DataTestCase
 
 
@@ -200,6 +201,19 @@ class TestPersonRef(DataTestCase):
         self.assertIsNot(sorted_query, query)
 
 
+class TestUserRefs(DataTestCase):
+
+    def setUp(self):
+        self.setup_db()
+        self.request = testing.DummyRequest(wutta_config=self.config)
+
+    def test_widget_maker(self):
+        model = self.app.model
+        typ = mod.UserRefs(self.request, session=self.session)
+        widget = typ.widget_maker()
+        self.assertIsInstance(widget, widgets.UserRefsWidget)
+
+
 class TestRoleRefs(DataTestCase):
 
     def setUp(self):