ci: add test marks linter

tools/ci/check_test_files.py

@@ -0,0 +1,47 @@
+#!/usr/bin/env python3
+# SPDX-FileCopyrightText: 2025 Espressif Systems (Shanghai) CO LTD
+# SPDX-License-Identifier: Apache-2.0
+import argparse
+import os
+import sys
+from pathlib import Path
+
+import pytest
+
+
+sys.path.insert(0, os.path.dirname(__file__))
+sys.path.insert(0, os.path.join(os.path.dirname(__file__), '..'))
+
+from idf_ci_utils import IDF_PATH  # noqa: E402
+
+os.environ['IDF_PATH'] = IDF_PATH
+os.environ['PYTEST_IGNORE_COLLECT_IMPORT_ERROR'] = '1'
+
+from idf_pytest.plugin import IdfPytestEmbedded  # noqa: E402
+
+
+def main() -> None:
+    parser = argparse.ArgumentParser(description='Pytest linter check')
+    parser.add_argument(
+        'files',
+        nargs='*',
+        help='Python files to check (full paths separated by space)',
+    )
+    args = parser.parse_args()
+
+    # Convert input files to pytest-compatible paths
+    pytest_scripts = [str(Path(f).resolve()) for f in args.files]
+
+    cmd = [
+        '--collect-only',
+        *pytest_scripts,
+        '--target', 'all',
+        '-p', 'test_linter',
+    ]
+
+    res = pytest.main(cmd, plugins=[IdfPytestEmbedded('all')])
+    sys.exit(res)
+
+
+if __name__ == '__main__':
+    main()