"""Unit tests for FileQueueConfig."""

from __future__ import annotations

from pathlib import Path

import pytest

from python_repositories.config import FileQueueConfig


def test_defaults() -> None:
    config = FileQueueConfig(path=Path("/tmp/queue.jsonl"))
    assert config.path == Path("/tmp/queue.jsonl")
    assert config.max_age_hours == 24
    assert config.dedup_keys == ()
    assert config.age_key is None


def test_from_env_loads_path(monkeypatch: pytest.MonkeyPatch) -> None:
    monkeypatch.setenv("FILE_QUEUE_PATH", "/data/items.jsonl")
    monkeypatch.delenv("FILE_QUEUE_MAX_AGE_HOURS", raising=False)
    config = FileQueueConfig.from_env(use_dotenv=False)
    assert config.path == Path("/data/items.jsonl")
    assert config.max_age_hours == 24


def test_from_env_loads_max_age_hours(monkeypatch: pytest.MonkeyPatch) -> None:
    monkeypatch.setenv("FILE_QUEUE_PATH", "/data/items.jsonl")
    monkeypatch.setenv("FILE_QUEUE_MAX_AGE_HOURS", "48")
    config = FileQueueConfig.from_env(use_dotenv=False)
    assert config.max_age_hours == 48


def test_from_env_raises_when_path_missing(monkeypatch: pytest.MonkeyPatch) -> None:
    monkeypatch.delenv("FILE_QUEUE_PATH", raising=False)
    with pytest.raises(Exception):
        FileQueueConfig.from_env(use_dotenv=False)


def test_from_env_respects_custom_env_var_names(
    monkeypatch: pytest.MonkeyPatch,
) -> None:
    monkeypatch.setenv("CUSTOM_QUEUE_PATH", "/custom/q.jsonl")
    monkeypatch.setenv("CUSTOM_MAX_AGE", "12")
    config = FileQueueConfig.from_env(
        "CUSTOM_QUEUE_PATH",
        max_age_hours_env_var_name="CUSTOM_MAX_AGE",
        dedup_keys=("id",),
        age_key="created_at",
        use_dotenv=False,
    )
    assert config.path == Path("/custom/q.jsonl")
    assert config.max_age_hours == 12
    assert config.dedup_keys == ("id",)
    assert config.age_key == "created_at"