add sys config scripts path to test execution path (#23418)

resolves #22395

Author: eleanorjboyd

Diff for: python_files/unittestadapter/execution.py

@@ -9,10 +9,18 @@
 import socket
 import sys
 import traceback
+import sysconfig
 import unittest
 from types import TracebackType
 from typing import Dict, List, Optional, Tuple, Type, Union
 
+# Adds the scripts directory to the PATH as a workaround for enabling shell for test execution.
+path_var_name = "PATH" if "PATH" in os.environ else "Path"
+os.environ[path_var_name] = (
+    sysconfig.get_paths()["scripts"] + os.pathsep + os.environ[path_var_name]
+)
+
+
 script_dir = pathlib.Path(__file__).parent.parent
 sys.path.append(os.fspath(script_dir))
 sys.path.insert(0, os.fspath(script_dir / "lib" / "python"))

Diff for: python_files/vscode_pytest/run_pytest_script.py

@@ -5,9 +5,15 @@
 import pathlib
 import socket
 import sys
-
+import sysconfig
 import pytest
 
+# Adds the scripts directory to the PATH as a workaround for enabling shell for test execution.
+path_var_name = "PATH" if "PATH" in os.environ else "Path"
+os.environ[path_var_name] = (
+    sysconfig.get_paths()["scripts"] + os.pathsep + os.environ[path_var_name]
+)
+
 script_dir = pathlib.Path(__file__).parent.parent
 sys.path.append(os.fspath(script_dir))
 sys.path.append(os.fspath(script_dir / "lib" / "python"))