Split test with if for windows vs other

Author: tleonhardt

tests/test_cmd2.py

@@ -1795,8 +1795,15 @@ def test_commandresult_falsy(commandresult_app):
 
 def test_is_text_file_bad_input(base_app):
     # Test with a non-existent file - on GitHub Actions Windows test runners, we get a PermissionError
-    with pytest.raises((FileNotFoundError, PermissionError)):
-        utils.is_text_file('does_not_exist.txt')
+    file_name = 'does_not_exist.txt'
+    if sys.platform.startswith('win'):
+        # For Windows, depending on setup you might get a FileNotFoundError or a PermissionError
+        with pytest.raises(OSError):  # noqa: PT011
+            utils.is_text_file(file_name)
+    else:
+        # For Linux or macOS you should reliably get a FileNotFoundError
+        with pytest.raises(FileNotFoundError):
+            utils.is_text_file(file_name)
 
     # Test with a directory
     with pytest.raises(IsADirectoryError):