EvoScientist/tests/test_cron_schedule.py

"""Unit tests for the cron wrapper (mock langgraph_sdk client)."""

from unittest.mock import MagicMock


def _patch_client(monkeypatch):
    from EvoScientist.cron import schedule as crons

    fake = MagicMock()
    fake.crons.create.return_value = {"cron_id": "c-1", "schedule": "*/10 * * * *"}
    fake.crons.search.return_value = [
        {
            "cron_id": "c-1",
            "schedule": "*/10 * * * *",
            "metadata": {"run_kind": "scheduled_task", "name": "weather"},
        },
    ]
    monkeypatch.setattr(crons, "_client", lambda: fake)
    monkeypatch.setattr(crons, "_default_timezone", lambda: "Europe/London")
    return crons, fake


def test_create_schedule_targets_scheduler(monkeypatch):
    crons, fake = _patch_client(monkeypatch)
    rec = crons.create_schedule(
        name="weather",
        schedule="*/10 * * * *",
        prompt="search uk weather and summarize",
    )
    assert rec["cron_id"] == "c-1"
    kw = fake.crons.create.call_args.kwargs
    assert kw["assistant_id"] == crons.SCHEDULER_GRAPH_ID
    assert kw["schedule"] == "*/10 * * * *"
    assert kw["input"] == {
        "messages": [{"role": "user", "content": "search uk weather and summarize"}]
    }
    assert kw["metadata"]["run_kind"] == crons.SCHEDULED_RUN_KIND
    assert kw["metadata"]["name"] == "weather"
    assert kw["timezone"] == "Europe/London"


def test_list_schedules_uses_server_side_filter(monkeypatch):
    crons, fake = _patch_client(monkeypatch)
    out = crons.list_schedules()
    assert [c["cron_id"] for c in out] == ["c-1"]
    # Filtered server-side by run_kind metadata (no client filter); high limit so
    # users with >10 schedules still see them all.
    fake.crons.search.assert_called_once_with(
        metadata={"run_kind": crons.SCHEDULED_RUN_KIND},
        limit=1000,
    )


def test_delete_and_set_enabled(monkeypatch):
    crons, fake = _patch_client(monkeypatch)
    crons.delete_schedule("c-1")
    fake.crons.delete.assert_called_once_with("c-1")
    crons.set_enabled("c-1", False)
    assert fake.crons.update.call_args.kwargs["enabled"] is False


def test_run_now_dispatches_thread_then_run(monkeypatch):
    crons, fake = _patch_client(monkeypatch)
    fake.threads.create.return_value = {"thread_id": "t-1"}
    fake.runs.create.return_value = {"run_id": "r-1"}
    rec = crons.run_now("do the thing")
    assert rec["run_id"] == "r-1"
    fake.threads.create.assert_called_once_with(graph_id=crons.SCHEDULER_GRAPH_ID)
    run_kw = fake.runs.create.call_args.kwargs
    assert run_kw["thread_id"] == "t-1"
    assert run_kw["assistant_id"] == crons.SCHEDULER_GRAPH_ID
    assert run_kw["input"] == {
        "messages": [{"role": "user", "content": "do the thing"}]
    }
    assert run_kw["metadata"]["run_kind"] == crons.SCHEDULED_RUN_KIND
    assert run_kw["metadata"]["prompt"] == "do the thing"


# ---------------------------------------------------------------------------
# Task 3: scheduler registration tests
# ---------------------------------------------------------------------------


def test_scheduler_yaml_loads_as_async():
    """scheduler.yaml must define scheduler with async:true and a system_prompt."""
    from pathlib import Path

    import yaml

    import EvoScientist

    subagents_dir = Path(EvoScientist.__file__).parent / "subagents"
    yaml_path = subagents_dir / "scheduler.yaml"
    assert yaml_path.exists(), f"Missing {yaml_path}"
    data = yaml.safe_load(yaml_path.read_text())
    assert "scheduler" in data, "Top-level key must be 'scheduler'"
    spec = data["scheduler"]
    assert spec.get("async") is True, "scheduler must have 'async: true'"
    assert spec.get("system_prompt"), "scheduler must have a non-empty system_prompt"
    # description drives task-tool routing — must be a non-empty string.
    assert spec.get("description"), "scheduler must have a non-empty description"


def test_langgraph_json_registers_scheduler():
    """langgraph.json must map scheduler to the graphs:scheduler binding."""
    import json
    from pathlib import Path

    import EvoScientist

    root = Path(EvoScientist.__file__).parent
    manifest = json.loads((root / "langgraph_dev" / "langgraph.json").read_text())
    assert manifest["graphs"]["scheduler"] == (
        "EvoScientist.langgraph_dev.graphs:scheduler"
    )


def test_scheduler_graph_id_matches_registration():
    """SCHEDULER_GRAPH_ID must match both langgraph.json and scheduler.yaml top-level key."""
    import json
    from pathlib import Path

    import yaml

    import EvoScientist
    from EvoScientist.cron import schedule as crons

    root = Path(EvoScientist.__file__).parent
    manifest = json.loads((root / "langgraph_dev" / "langgraph.json").read_text())
    assert crons.SCHEDULER_GRAPH_ID in manifest["graphs"], (
        f"SCHEDULER_GRAPH_ID={crons.SCHEDULER_GRAPH_ID!r} not found in langgraph.json graphs"
    )
    spec = yaml.safe_load((root / "subagents" / "scheduler.yaml").read_text())
    assert crons.SCHEDULER_GRAPH_ID in spec, (
        f"SCHEDULER_GRAPH_ID={crons.SCHEDULER_GRAPH_ID!r} is not the top-level key in scheduler.yaml"
    )