from unittest.mock import MagicMock, patch

from media_library_viewer_api.services.monitoring_actions import poll_machine_snapshot


def test_poll_machine_snapshot_records_history_entries():
    store = MagicMock()
    machine = {
        "id": "local",
        "name": "This machine",
        "mode": "local",
        "media_root": "/srv/media",
    }

    with (
        patch(
            "media_library_viewer_api.services.monitoring_actions.build_machine_client",
            return_value=object(),
        ) as build_client,
        patch(
            "media_library_viewer_api.services.monitoring_actions.resource_collector_status",
            return_value="running pid=123",
        ) as status_fn,
        patch(
            "media_library_viewer_api.services.monitoring_actions.read_resource_metrics",
            return_value=[{"ts": 1.0}, {"ts": 2.0}],
        ) as metrics_fn,
        patch(
            "media_library_viewer_api.services.monitoring_actions.disk_space",
            return_value={"mount": "/srv/media", "used_pct": "12.5%"},
        ) as disk_fn,
    ):
        result = poll_machine_snapshot(machine, store, metrics_limit=123, request_id="poll:test")

    assert result["request_id"] == "poll:test"
    assert result["metrics_samples"] == 2
    assert result["disk_mount"] == "/srv/media"
    build_client.assert_called_once_with(machine)
    status_fn.assert_called_once()
    metrics_fn.assert_called_once_with(build_client.return_value, max_lines=123)
    disk_fn.assert_called_once_with(build_client.return_value, "/srv/media")
    assert store.record_machine_action.call_count == 3
    recorded_actions = [call.args[1] for call in store.record_machine_action.call_args_list]
    assert recorded_actions == ["status lookup", "metrics read", "disk lookup for /srv/media"]
    assert all(call.kwargs["request_id"] == "poll:test" for call in store.record_machine_action.call_args_list)
    assert all(call.args[2] == "ok" for call in store.record_machine_action.call_args_list)