From: Cody Maloney <cmaloney@users.noreply.github.com>
Date: Mon, 30 Jun 2025 21:56:11 +0000 (-0700)
Subject: gh-133982: Use implementation-specific `open` in `test_fileio.OtherFileTests` (GH... 
X-Git-Tag: v3.15.0a1~1128
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=23caccf74ce2c8dc5d9c5eb6350d21ef20c6ea0b;p=thirdparty%2FPython%2Fcpython.git

gh-133982: Use implementation-specific `open` in `test_fileio.OtherFileTests` (GH-135364)
---

diff --git a/Lib/test/test_fileio.py b/Lib/test/test_fileio.py
index 5a0f033ebb82..e3d54f6315aa 100644
--- a/Lib/test/test_fileio.py
+++ b/Lib/test/test_fileio.py
@@ -591,7 +591,7 @@ class OtherFileTests:
         try:
             f.write(b"abc")
             f.close()
-            with open(TESTFN_ASCII, "rb") as f:
+            with self.open(TESTFN_ASCII, "rb") as f:
                 self.assertEqual(f.read(), b"abc")
         finally:
             os.unlink(TESTFN_ASCII)
@@ -608,7 +608,7 @@ class OtherFileTests:
         try:
             f.write(b"abc")
             f.close()
-            with open(TESTFN_UNICODE, "rb") as f:
+            with self.open(TESTFN_UNICODE, "rb") as f:
                 self.assertEqual(f.read(), b"abc")
         finally:
             os.unlink(TESTFN_UNICODE)
@@ -692,13 +692,13 @@ class OtherFileTests:
 
     def testAppend(self):
         try:
-            f = open(TESTFN, 'wb')
+            f = self.FileIO(TESTFN, 'wb')
             f.write(b'spam')
             f.close()
-            f = open(TESTFN, 'ab')
+            f = self.FileIO(TESTFN, 'ab')
             f.write(b'eggs')
             f.close()
-            f = open(TESTFN, 'rb')
+            f = self.FileIO(TESTFN, 'rb')
             d = f.read()
             f.close()
             self.assertEqual(d, b'spameggs')
@@ -734,6 +734,7 @@ class OtherFileTests:
 class COtherFileTests(OtherFileTests, unittest.TestCase):
     FileIO = _io.FileIO
     modulename = '_io'
+    open = _io.open
 
     @cpython_only
     def testInvalidFd_overflow(self):
@@ -755,6 +756,7 @@ class COtherFileTests(OtherFileTests, unittest.TestCase):
 class PyOtherFileTests(OtherFileTests, unittest.TestCase):
     FileIO = _pyio.FileIO
     modulename = '_pyio'
+    open = _pyio.open
 
     def test_open_code(self):
         # Check that the default behaviour of open_code matches