tests: Add test_symlink_reparse_data_buffer_parse

The blob was taken from a smbclient allinfo command for a Windows
symlink. Show that reparse_data_buffer_parse() is broken.

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>

python/samba/tests/smb2symlink.py

@@ -177,6 +177,21 @@ class Smb2SymlinkTests(samba.tests.libsmb.LibsmbTests):
 
         self.clean_file(smb1, symlink)
 
+    def test_symlink_reparse_data_buffer_parse(self):
+        """Test parsing a symlink reparse buffer coming from Windows"""
+
+        buf = (b'\x0c\x00\x00\xa0\x18\x00\x00\x00'
+               b'\x06\x00\x06\x00\x00\x00\x06\x00'
+               b'\x01\x00\x00\x00\x62\x00\x61\x00'
+               b'\x72\x00\x62\x00\x61\x00\x72\x00')
+
+        try:
+            syml = reparse_symlink.symlink_get(buf);
+        except:
+            self.fail("Could not parse symlink buffer")
+
+        self.assertEqual(syml, ('bar', 'bar', 0, 1));
+
 if __name__ == '__main__':
     import unittest
     unittest.main()