[1.10.x] Reverted "Fixed #26398 -- Made FieldFile.open() respect its mode argument."

This reverts commit a52a531a8b34f049fba11c3ee7b010af7534bf90 due to
regressions described in refs #26772.

Backport of 7def55c3f6716fcfa40a3bd5d0fbb2090588d81e from master

1 files changed, 0 insertions, 10 deletions

diff --git a/tests/file_storage/tests.py b/tests/file_storage/tests.py
index af86f2d260..9f50ff06e7 100644
--- a/tests/file_storage/tests.py
+++ b/tests/file_storage/tests.py
@@ -736,16 +736,6 @@ 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_write(self):
-        # Files can be written to.
-        obj = Storage.objects.create(normal=SimpleUploadedFile('rewritten.txt', b'content'))
-        with obj.normal as normal:
-            normal.open('wb')
-            normal.write(b'updated')
-        obj.refresh_from_db()
-        self.assertEqual(obj.normal.read(), b'updated')
-        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)]