1 files changed, 5 insertions, 0 deletions
diff --git a/tests/modeltests/custom_pk/models.py b/tests/modeltests/custom_pk/models.py
index 53bbadbfd4..375859c897 100644
--- a/tests/modeltests/custom_pk/models.py
+++ b/tests/modeltests/custom_pk/models.py
@@ -1,3 +1,4 @@
+# -*- coding: utf-8 -*-
 """
 14. Using a custom primary key
 
@@ -92,4 +93,8 @@ DoesNotExist: Employee matching query does not exist.
 >>> Business.objects.filter(employees__first_name__startswith='Fran')
 [<Business: Sears>]
 
+# Primary key may be unicode string
+>>> emp = Employee(employee_code='jaźń')
+>>> emp.save()
+
 """}