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Timmy-time-dashboard/tests/timmy/test_cli.py
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[loop-cycle-1] feat: tool allowlist for autonomous operation (#69)
Add config/allowlist.yaml — YAML-driven gate that auto-approves bounded
tool calls when no human is present.

When Timmy runs with --autonomous or stdin is not a terminal, tool calls
are checked against allowlist: matched → auto-approved, else → rejected.

Changes:
  - config/allowlist.yaml: shell prefixes, deny patterns, path rules
  - tool_safety.py: is_allowlisted() checks tools against YAML rules
  - cli.py: --autonomous flag, _is_interactive() detection
  - 44 new allowlist tests, 8 updated CLI tests

Closes #69
2026-03-14 17:39:48 -04:00

280 lines
9.3 KiB
Python

from unittest.mock import MagicMock, patch
from typer.testing import CliRunner
from timmy.cli import _CLI_SESSION_ID, _handle_tool_confirmation, app
from timmy.prompts import STATUS_PROMPT
runner = CliRunner()
# ---------------------------------------------------------------------------
# status command
# ---------------------------------------------------------------------------
def test_status_uses_status_prompt():
"""status command must pass STATUS_PROMPT to the agent."""
mock_timmy = MagicMock()
with patch("timmy.cli.create_timmy", return_value=mock_timmy):
runner.invoke(app, ["status"])
mock_timmy.print_response.assert_called_once_with(
STATUS_PROMPT, stream=False, session_id=_CLI_SESSION_ID
)
def test_status_does_not_use_inline_string():
"""status command must not pass the old inline hardcoded string."""
mock_timmy = MagicMock()
with patch("timmy.cli.create_timmy", return_value=mock_timmy):
runner.invoke(app, ["status"])
call_args = mock_timmy.print_response.call_args
assert call_args[0][0] != "Brief status report — one sentence."
# ---------------------------------------------------------------------------
# think command
# ---------------------------------------------------------------------------
def test_think_sends_topic_to_agent():
"""think command must pass the topic wrapped in a prompt with streaming."""
mock_timmy = MagicMock()
with patch("timmy.cli.create_timmy", return_value=mock_timmy):
runner.invoke(app, ["think", "Bitcoin self-custody"])
mock_timmy.print_response.assert_called_once_with(
"Think carefully about: Bitcoin self-custody",
stream=True,
session_id=_CLI_SESSION_ID,
)
def test_think_passes_model_size_option():
"""think --model-size 70b must forward the model size to create_timmy."""
mock_timmy = MagicMock()
with patch("timmy.cli.create_timmy", return_value=mock_timmy) as mock_create:
runner.invoke(app, ["think", "topic", "--model-size", "70b"])
mock_create.assert_called_once_with(backend=None, model_size="70b")
# ---------------------------------------------------------------------------
# chat command — session persistence
# ---------------------------------------------------------------------------
def test_chat_uses_session_id():
"""chat command must pass the stable CLI session_id to agent.run()."""
mock_run_output = MagicMock()
mock_run_output.content = "Hello there!"
mock_run_output.status = "COMPLETED"
mock_run_output.active_requirements = []
mock_timmy = MagicMock()
mock_timmy.run.return_value = mock_run_output
with patch("timmy.cli.create_timmy", return_value=mock_timmy):
result = runner.invoke(app, ["chat", "Hello Timmy"])
mock_timmy.run.assert_called_once_with("Hello Timmy", stream=False, session_id=_CLI_SESSION_ID)
assert result.exit_code == 0
assert "Hello there!" in result.output
def test_chat_new_session_uses_unique_id():
"""chat --new must use a unique session_id, not the stable one."""
mock_run_output = MagicMock()
mock_run_output.content = "Fresh start!"
mock_run_output.status = "COMPLETED"
mock_run_output.active_requirements = []
mock_timmy = MagicMock()
mock_timmy.run.return_value = mock_run_output
with patch("timmy.cli.create_timmy", return_value=mock_timmy):
runner.invoke(app, ["chat", "Hello", "--new"])
call_args = mock_timmy.run.call_args
used_session_id = call_args[1]["session_id"]
assert used_session_id != _CLI_SESSION_ID # Must be unique
def test_chat_passes_backend_option():
"""chat --backend airllm must forward the backend to create_timmy."""
mock_run_output = MagicMock()
mock_run_output.content = "OK"
mock_run_output.status = "COMPLETED"
mock_run_output.active_requirements = []
mock_timmy = MagicMock()
mock_timmy.run.return_value = mock_run_output
with patch("timmy.cli.create_timmy", return_value=mock_timmy) as mock_create:
runner.invoke(app, ["chat", "test", "--backend", "airllm"])
mock_create.assert_called_once_with(backend="airllm", model_size=None)
def test_chat_cleans_response():
"""chat must clean tool-call artifacts from the response."""
raw = '{"name": "python", "parameters": {"code": "1+1"}} The answer is 2.'
mock_run_output = MagicMock()
mock_run_output.content = raw
mock_run_output.status = "COMPLETED"
mock_run_output.active_requirements = []
mock_timmy = MagicMock()
mock_timmy.run.return_value = mock_run_output
with patch("timmy.cli.create_timmy", return_value=mock_timmy):
result = runner.invoke(app, ["chat", "what is 1+1"])
# The JSON tool call should be stripped
assert '"name": "python"' not in result.output
assert "The answer is 2." in result.output
# ---------------------------------------------------------------------------
# Tool confirmation gate
# ---------------------------------------------------------------------------
def _make_paused_run(tool_name="shell", tool_args=None):
"""Create a mock paused RunOutput with one requirement."""
tool_args = tool_args or {"command": "ls -la"}
mock_te = MagicMock()
mock_te.tool_name = tool_name
mock_te.tool_args = tool_args
mock_req = MagicMock()
mock_req.needs_confirmation = True
mock_req.tool_execution = mock_te
mock_run = MagicMock()
mock_run.status = "RunStatus.paused"
mock_run.active_requirements = [mock_req]
return mock_run, mock_req
def test_handle_tool_confirmation_approve():
"""Approving a tool should call req.confirm() and agent.continue_run()."""
paused_run, mock_req = _make_paused_run()
completed_run = MagicMock()
completed_run.status = "COMPLETED"
completed_run.active_requirements = []
completed_run.content = "Done."
mock_agent = MagicMock()
mock_agent.continue_run.return_value = completed_run
# Simulate user typing "y" at the prompt (mock interactive terminal)
with (
patch("timmy.cli._is_interactive", return_value=True),
patch("timmy.cli.typer.confirm", return_value=True),
):
result = _handle_tool_confirmation(mock_agent, paused_run, "cli")
mock_req.confirm.assert_called_once()
mock_agent.continue_run.assert_called_once()
assert result.content == "Done."
def test_handle_tool_confirmation_reject():
"""Rejecting a tool should call req.reject() and agent.continue_run()."""
paused_run, mock_req = _make_paused_run()
completed_run = MagicMock()
completed_run.status = "COMPLETED"
completed_run.active_requirements = []
completed_run.content = "Action rejected."
mock_agent = MagicMock()
mock_agent.continue_run.return_value = completed_run
with (
patch("timmy.cli._is_interactive", return_value=True),
patch("timmy.cli.typer.confirm", return_value=False),
):
_handle_tool_confirmation(mock_agent, paused_run, "cli")
mock_req.reject.assert_called_once()
mock_agent.continue_run.assert_called_once()
def test_handle_tool_confirmation_not_paused():
"""Non-paused runs should pass through unchanged."""
completed_run = MagicMock()
completed_run.status = "COMPLETED"
completed_run.active_requirements = []
mock_agent = MagicMock()
result = _handle_tool_confirmation(mock_agent, completed_run, "cli")
assert result is completed_run
mock_agent.continue_run.assert_not_called()
def test_handle_tool_confirmation_continue_error():
"""Errors in continue_run should be handled gracefully."""
paused_run, mock_req = _make_paused_run()
mock_agent = MagicMock()
mock_agent.continue_run.side_effect = Exception("connection lost")
with (
patch("timmy.cli._is_interactive", return_value=True),
patch("timmy.cli.typer.confirm", return_value=True),
):
result = _handle_tool_confirmation(mock_agent, paused_run, "cli")
# Should return the original paused run, not crash
assert result is paused_run
def test_handle_tool_confirmation_autonomous_allowlisted():
"""In autonomous mode, allowlisted tools should be auto-approved."""
paused_run, mock_req = _make_paused_run(
tool_name="shell", tool_args={"command": "pytest tests/ -x"}
)
completed_run = MagicMock()
completed_run.status = "COMPLETED"
completed_run.active_requirements = []
mock_agent = MagicMock()
mock_agent.continue_run.return_value = completed_run
with patch("timmy.cli.is_allowlisted", return_value=True):
_handle_tool_confirmation(mock_agent, paused_run, "cli", autonomous=True)
mock_req.confirm.assert_called_once()
mock_req.reject.assert_not_called()
def test_handle_tool_confirmation_autonomous_not_allowlisted():
"""In autonomous mode, non-allowlisted tools should be auto-rejected."""
paused_run, mock_req = _make_paused_run(tool_name="shell", tool_args={"command": "rm -rf /"})
completed_run = MagicMock()
completed_run.status = "COMPLETED"
completed_run.active_requirements = []
mock_agent = MagicMock()
mock_agent.continue_run.return_value = completed_run
with patch("timmy.cli.is_allowlisted", return_value=False):
_handle_tool_confirmation(mock_agent, paused_run, "cli", autonomous=True)
mock_req.reject.assert_called_once()
mock_req.confirm.assert_not_called()