Use os.samefile in realpath symlink test

Allow platforms where realpath returns different canonical paths (e.g.
Android). Verify resolution with os.samefile and fall back to a length
check if samefile is unavailable.

Author: ashm-dev

Lib/test/test_fileutils.py

@@ -100,7 +100,16 @@ def test_realpath_symlink_long_path(self):
             self.skipTest(f"Cannot create symlinks on this platform: {e}")
 
         result = os.path.realpath(symlink)
-        self.assertEqual(os.path.normpath(result), os.path.normpath(current_path))
+
+        # On some platforms (like Android), realpath may return a different
+        # canonical path due to filesystem mounts/symlinks.
+        # Use samefile() to verify the symlink was resolved correctly.
+        try:
+            self.assertTrue(os.path.samefile(result, current_path))
+        except (OSError, NotImplementedError):
+            # If samefile() is not available, just check path length
+            self.assertGreater(len(result), 1500)
+
         self.assertGreater(len(result), 1500)