Test wrapped TypeError/ValueError handling

tests/test_relations.py

@@ -206,6 +206,27 @@ class TestHyperlinkedRelatedField(APISimpleTestCase):
         with pytest.raises(TypeError):
             field.to_internal_value('http://example.org/example/doesnotexist/')
 
+    def hyperlinked_related_queryset_error(self, exc_type):
+        class QuerySet:
+            def get(self, *args, **kwargs):
+                raise exc_type
+
+        field = serializers.HyperlinkedRelatedField(
+            view_name='example',
+            lookup_field='name',
+            queryset=QuerySet(),
+        )
+        with pytest.raises(serializers.ValidationError) as excinfo:
+            field.to_internal_value('http://example.org/example/doesnotexist/')
+        msg = excinfo.value.detail[0]
+        assert msg == 'Invalid hyperlink - Object does not exist.'
+
+    def test_hyperlinked_related_queryset_type_error(self):
+        self.hyperlinked_related_queryset_error(TypeError)
+
+    def test_hyperlinked_related_queryset_value_error(self):
+        self.hyperlinked_related_queryset_error(ValueError)
+
 
 class TestHyperlinkedIdentityField(APISimpleTestCase):
     def setUp(self):