T7121: add test_commit wrapper and test script

Author: jestabro

python/vyos/configtree.py

@@ -539,6 +539,19 @@ def show_commit_data(active_tree, proposed_tree, libpath=LIBPATH):
     return res.decode()
 
 
+def test_commit(active_tree, proposed_tree, libpath=LIBPATH):
+    if not (
+        isinstance(active_tree, ConfigTree) and isinstance(proposed_tree, ConfigTree)
+    ):
+        raise TypeError('Arguments must be instances of ConfigTree')
+
+    __lib = cdll.LoadLibrary(libpath)
+    __test_commit = __lib.test_commit
+    __test_commit.argtypes = [c_void_p, c_void_p]
+
+    __test_commit(active_tree._get_config(), proposed_tree._get_config())
+
+
 def reference_tree_to_json(from_dir, to_file, internal_cache='', libpath=LIBPATH):
     try:
         __lib = cdll.LoadLibrary(libpath)

src/helpers/test_commit.py

@@ -0,0 +1,49 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 2025 VyOS maintainers and contributors
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 2 or later as
+# published by the Free Software Foundation.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+#
+# This script is used to test execution of the commit algorithm by vyos-commitd
+
+from pathlib import Path
+from argparse import ArgumentParser
+from datetime import datetime
+
+from vyos.configtree import ConfigTree
+from vyos.configtree import test_commit
+
+
+parser = ArgumentParser(
+    description='Execute commit priority queue'
+)
+parser.add_argument(
+    '--active-config', help='Path to the active configuration file', required=True
+)
+parser.add_argument(
+    '--proposed-config', help='Path to the proposed configuration file', required=True
+)
+args = parser.parse_args()
+
+active_arg = args.active_config
+proposed_arg = args.proposed_config
+
+active = ConfigTree(Path(active_arg).read_text())
+proposed = ConfigTree(Path(proposed_arg).read_text())
+
+
+time_begin_commit = datetime.now()
+test_commit(active, proposed)
+time_end_commit = datetime.now()
+print(f'commit time: {time_end_commit - time_begin_commit}')