plyngent/tests/test_cli/test_limits.py

from __future__ import annotations

from plyngent.cli.limits import (
    format_tool_confirm_box,
    install_cli_limit_hooks,
    prompt_confirm_tool,
    prompt_continue_limit,
)
from plyngent.prompting import get_prompt_backend, temporary_backend
from plyngent.tools.process.pty_session import PtyManager
from tests.test_prompting import ScriptedBackend


def test_prompt_continue_limit_yes() -> None:
    backend = ScriptedBackend([], confirms=[True])
    with temporary_backend(backend):
        assert prompt_continue_limit("hit a wall") is True


def test_prompt_continue_limit_no() -> None:
    backend = ScriptedBackend([], confirms=[False])
    with temporary_backend(backend):
        assert prompt_continue_limit("hit a wall") is False


def test_prompt_confirm_tool_default_deny() -> None:
    backend = ScriptedBackend([], confirms=[False])
    with temporary_backend(backend):
        assert prompt_confirm_tool("delete_path", {"path": "x"}, "delete path 'x'") is False


def test_format_tool_confirm_box_multiline() -> None:
    reason = "run_command: python3 -c (review code before allow)\nargv:\n  python3 -c print(1)\n-c code:\n  print(1)"
    box = format_tool_confirm_box("run_command", reason)
    assert "┌" in box and "└" in box
    assert "confirm · tool 'run_command'" in box
    assert "python3 -c" in box
    assert "print(1)" in box
    # Distinct lines, not one jammed row
    assert box.count("\n") >= 4


def test_install_cli_limit_hooks() -> None:
    install_cli_limit_hooks()
    assert callable(getattr(PtyManager, "_limit_continue", None))
    PtyManager.set_limit_continue_hook(None)
    # Backend remains usable after install.
    assert get_prompt_backend().is_interactive() or True