Issue #21440: Backport changeset 4ebf97299b18 to branch 3.4, use

support.rmtree() and support.unlink() in test_zipfile & test_tarfile

1 files changed, 19 insertions, 20 deletions

diff --git a/Lib/test/test_tarfile.py b/Lib/test/test_tarfile.py
index 82aa840..e527e40 100644
--- a/Lib/test/test_tarfile.py
+++ b/Lib/test/test_tarfile.py
@@ -1,7 +1,6 @@
 import sys
 import os
 import io
-import shutil
 from hashlib import md5
 
 import unittest
@@ -480,16 +479,16 @@ class MiscReadTestBase(CommonReadTest):
         # Test hardlink extraction (e.g. bug #857297).
         with tarfile.open(tarname, errorlevel=1, encoding="iso8859-1") as tar:
             tar.extract("ustar/regtype", TEMPDIR)
-            self.addCleanup(os.remove, os.path.join(TEMPDIR, "ustar/regtype"))
+            self.addCleanup(support.unlink, os.path.join(TEMPDIR, "ustar/regtype"))
 
             tar.extract("ustar/lnktype", TEMPDIR)
-            self.addCleanup(os.remove, os.path.join(TEMPDIR, "ustar/lnktype"))
+            self.addCleanup(support.unlink, os.path.join(TEMPDIR, "ustar/lnktype"))
             with open(os.path.join(TEMPDIR, "ustar/lnktype"), "rb") as f:
                 data = f.read()
             self.assertEqual(md5sum(data), md5_regtype)
 
             tar.extract("ustar/symtype", TEMPDIR)
-            self.addCleanup(os.remove, os.path.join(TEMPDIR, "ustar/symtype"))
+            self.addCleanup(support.unlink, os.path.join(TEMPDIR, "ustar/symtype"))
             with open(os.path.join(TEMPDIR, "ustar/symtype"), "rb") as f:
                 data = f.read()
             self.assertEqual(md5sum(data), md5_regtype)
@@ -522,7 +521,7 @@ class MiscReadTestBase(CommonReadTest):
                 self.assertEqual(tarinfo.mtime, file_mtime, errmsg)
         finally:
             tar.close()
-            shutil.rmtree(DIR)
+            support.rmtree(DIR)
 
     def test_extract_directory(self):
         dirtype = "ustar/dirtype"
@@ -537,7 +536,7 @@ class MiscReadTestBase(CommonReadTest):
                 if sys.platform != "win32":
                     self.assertEqual(os.stat(extracted).st_mode & 0o777, 0o755)
         finally:
-            shutil.rmtree(DIR)
+            support.rmtree(DIR)
 
     def test_init_close_fobj(self):
         # Issue #7341: Close the internal file object in the TarFile
@@ -901,7 +900,7 @@ class GNUReadTest(LongnameTest, ReadTest, unittest.TestCase):
                 fobj.seek(4096)
                 fobj.truncate()
             s = os.stat(name)
-            os.remove(name)
+            support.unlink(name)
             return s.st_blocks == 0
         else:
             return False
@@ -1034,7 +1033,7 @@ class WriteTest(WriteTestBase, unittest.TestCase):
             finally:
                 tar.close()
         finally:
-            os.rmdir(path)
+            support.rmdir(path)
 
     @unittest.skipUnless(hasattr(os, "link"),
                          "Missing hardlink implementation")
@@ -1054,8 +1053,8 @@ class WriteTest(WriteTestBase, unittest.TestCase):
             finally:
                 tar.close()
         finally:
-            os.remove(target)
-            os.remove(link)
+            support.unlink(target)
+            support.unlink(link)
 
     @support.skip_unless_symlink
     def test_symlink_size(self):
@@ -1069,7 +1068,7 @@ class WriteTest(WriteTestBase, unittest.TestCase):
             finally:
                 tar.close()
         finally:
-            os.remove(path)
+            support.unlink(path)
 
     def test_add_self(self):
         # Test for #1257255.
@@ -1116,7 +1115,7 @@ class WriteTest(WriteTestBase, unittest.TestCase):
             finally:
                 tar.close()
         finally:
-            shutil.rmtree(tempdir)
+            support.rmtree(tempdir)
 
     def test_filter(self):
         tempdir = os.path.join(TEMPDIR, "filter")
@@ -1152,7 +1151,7 @@ class WriteTest(WriteTestBase, unittest.TestCase):
             finally:
                 tar.close()
         finally:
-            shutil.rmtree(tempdir)
+            support.rmtree(tempdir)
 
     # Guarantee that stored pathnames are not modified. Don't
     # remove ./ or ../ or double slashes. Still make absolute
@@ -1180,9 +1179,9 @@ class WriteTest(WriteTestBase, unittest.TestCase):
             tar.close()
 
         if not dir:
-            os.remove(foo)
+            support.unlink(foo)
         else:
-            os.rmdir(foo)
+            support.rmdir(foo)
 
         self.assertEqual(t.name, cmp_path or path.replace(os.sep, "/"))
 
@@ -1213,8 +1212,8 @@ class WriteTest(WriteTestBase, unittest.TestCase):
             finally:
                 tar.close()
         finally:
-            os.unlink(temparchive)
-            shutil.rmtree(tempdir)
+            support.unlink(temparchive)
+            support.rmtree(tempdir)
 
     def test_pathnames(self):
         self._test_pathname("foo")
@@ -1314,7 +1313,7 @@ class StreamWriteTest(WriteTestBase, unittest.TestCase):
         # Test for issue #8464: Create files with correct
         # permissions.
         if os.path.exists(tmpname):
-            os.remove(tmpname)
+            support.unlink(tmpname)
 
         original_umask = os.umask(0o022)
         try:
@@ -1668,7 +1667,7 @@ class AppendTestBase:
     def setUp(self):
         self.tarname = tmpname
         if os.path.exists(self.tarname):
-            os.remove(self.tarname)
+            support.unlink(self.tarname)
 
     def _create_testtar(self, mode="w:"):
         with tarfile.open(tarname, encoding="iso8859-1") as src:
@@ -2175,7 +2174,7 @@ def setUpModule():
 
 def tearDownModule():
     if os.path.exists(TEMPDIR):
-        shutil.rmtree(TEMPDIR)
+        support.rmtree(TEMPDIR)
 
 if __name__ == "__main__":
     unittest.main()