add test

tests/utils/test_env.py

@@ -1765,3 +1765,17 @@ def test_fallback_on_detect_active_python(
 
     assert active_python is None
     assert m.call_count == 1
+
+
+@pytest.mark.skipif(sys.platform != "win32", reason="Windows only")
+def test_detect_active_python_with_bat(poetry: Poetry, tmp_path: Path) -> None:
+    """On Windows pyenv uses batch files for python management."""
+    python_wrapper = tmp_path / "python.bat"
+    wrapped_python = Path(r"C:\SpecialPython\python.exe")
+    with python_wrapper.open("w") as f:
+        f.write(f"@echo {wrapped_python}")
+    os.environ["PATH"] = str(python_wrapper.parent) + os.pathsep + os.environ["PATH"]
+
+    active_python = EnvManager(poetry)._detect_active_python()
+
+    assert active_python == wrapped_python