Fixed #19357 -- Allow non-ASCII chars in filesystem paths

Thanks kujiu for the report and Aymeric Augustin for the review.

1 files changed, 2 insertions, 1 deletions

diff --git a/tests/modeltests/proxy_model_inheritance/tests.py b/tests/modeltests/proxy_model_inheritance/tests.py
index 39fee7ee6d..239bc67809 100644
--- a/tests/modeltests/proxy_model_inheritance/tests.py
+++ b/tests/modeltests/proxy_model_inheritance/tests.py
@@ -8,6 +8,7 @@ from django.core.management import call_command
 from django.db.models.loading import cache, load_app
 from django.test import TestCase, TransactionTestCase
 from django.test.utils import override_settings
+from django.utils._os import upath
 
 from .models import (ConcreteModel, ConcreteModelSubclass,
     ConcreteModelSubclassProxy)
@@ -23,7 +24,7 @@ class ProxyModelInheritanceTests(TransactionTestCase):
 
     def setUp(self):
         self.old_sys_path = sys.path[:]
-        sys.path.append(os.path.dirname(os.path.abspath(__file__)))
+        sys.path.append(os.path.dirname(os.path.abspath(upath(__file__))))
         for app in settings.INSTALLED_APPS:
             load_app(app)