claire/tests/test_cli_smoke.py

"""CLI smoke tests.

Most CLI behavior is now indirectly covered by test_api.py (the CLI is a
thin httpx wrapper over the JSON API). These tests verify the local-only
verbs (`init`) and the "server unreachable" error path.
"""

from __future__ import annotations

from pathlib import Path

import pytest
from typer.testing import CliRunner

from claire.cli import app


def test_init_creates_config_and_db(tmp_path: Path, monkeypatch: pytest.MonkeyPatch) -> None:
    monkeypatch.setenv("XDG_DATA_HOME", str(tmp_path / "data"))
    monkeypatch.setenv("XDG_CONFIG_HOME", str(tmp_path / "config"))
    runner = CliRunner()
    result = runner.invoke(app, ["init"])
    assert result.exit_code == 0, result.output
    assert "machine_id" in result.output
    assert (tmp_path / "config" / "claire" / "claire.toml").exists()
    assert (tmp_path / "data" / "claire" / "claire.db").exists()


def test_cli_emits_helpful_error_when_server_down(
    tmp_path: Path, monkeypatch: pytest.MonkeyPatch
) -> None:
    """`claire project list` should exit 3 with a clear message when the server
    isn't running. We point at a definitely-dead port to force ConnectError."""
    monkeypatch.setenv("XDG_DATA_HOME", str(tmp_path / "data"))
    monkeypatch.setenv("XDG_CONFIG_HOME", str(tmp_path / "config"))

    # Init creates the config so we can mutate it.
    runner = CliRunner()
    runner.invoke(app, ["init"])

    # Point the CLI at a dead port.
    cfg_path = tmp_path / "config" / "claire" / "claire.toml"
    content = cfg_path.read_text()
    content = content.replace("port = 8765", "port = 1")
    cfg_path.write_text(content)

    result = runner.invoke(app, ["project", "list"])
    assert result.exit_code == 3
    assert "could not reach claire server" in result.output
    assert "claire serve" in result.output