tests/gateway/test_model_command_expensive_confirm.py::test_typed_model_expensive_prompts_instead_of_switching
tests/gateway/test_model_command_expensive_confirm.py::test_typed_model_expensive_confirm_once_applies_switch
tests/gateway/test_model_command_expensive_confirm.py::test_typed_model_expensive_cancel_keeps_current_model
tests/gateway/test_model_command_expensive_confirm.py::test_typed_model_cheap_switches_without_prompt