edit method errors out on invalid field name

refs #169

keg_elements/db/mixins.py

@@ -189,6 +189,7 @@ def delete_cascaded(cls):
 
     @might_commit
     @might_flush
+    @kwargs_match_entity
     @classmethod
     def edit(cls, oid=None, **kwargs):
         """Edit an object in session with the kwargs, and optionally flush or commit.

keg_elements/tests/test_db_mixins.py

@@ -219,6 +219,15 @@ def test_check_kwargs_in_testing_create(self):
 
         ents.Thing.testing_create(foo=1, bar=2, _baz=3, name='b', _check_kwargs=False)
 
+    def test_check_kwargs_in_edit(self):
+        thing = ents.Thing.testing_create(name='a')
+        with pytest.raises(AssertionError) as excinfo:
+            ents.Thing.edit(thing.id, fieldshouldnotexist='foo')
+        assert str(excinfo.value) == \
+            'Unknown column or relationship names in kwargs: [\'fieldshouldnotexist\']'
+
+        ents.Thing.edit(thing.id, fieldshouldnotexist='foo', _check_kwargs=False)
+
     def test_testing_create_flush_and_commit(self):
         obj = ents.Thing.testing_create(_flush=False, _commit=False)
         assert sa.inspect(obj).pending

keg_elements/tests/test_forms/test_form.py

@@ -1019,6 +1019,7 @@ def test_coerce_formdata(self):
 class TestRelationshipFieldGenerator:
     def setup(self):
         ents.Thing.delete_cascaded()
+        db.session.expunge_all()
 
     def create_form(self, **kwargs):
         class RelatedThingForm(ModelForm):