[1.10.x] Refs #26772 -- Added a test for FileField reopening closed files.

Thanks Simon Charette for review.

Backport of b45852c2631d4f291fb22ef3348065f2a3c2e5e3 from master

1 files changed, 8 insertions, 0 deletions

diff --git a/tests/file_storage/tests.py b/tests/file_storage/tests.py
index ee708d5350..dcd27de5c7 100644
--- a/tests/file_storage/tests.py
+++ b/tests/file_storage/tests.py
@@ -735,6 +735,14 @@ class FileFieldStorageTests(TestCase):
         self.assertEqual(list(obj.normal.chunks(chunk_size=2)), [b"co", b"nt", b"en", b"t"])
         obj.normal.close()
 
+    def test_filefield_reopen(self):
+        obj = Storage.objects.create(normal=SimpleUploadedFile('reopen.txt', b'content'))
+        with obj.normal as normal:
+            normal.open()
+        obj.normal.open()
+        obj.normal.file.seek(0)
+        obj.normal.close()
+
     def test_duplicate_filename(self):
         # Multiple files with the same name get _(7 random chars) appended to them.
         objs = [Storage() for i in range(2)]