import pytest
from pydantic import ValidationError

from agentci.config import Settings


def test_parses_comma_delimited_install_scripts() -> None:
    settings = Settings(
        _env_file=None,  # type: ignore[call-arg]
        install_scripts=" python, dotnet, company-tools, ",
    )

    assert settings.install_scripts == ["python", "dotnet", "company-tools"]


@pytest.mark.parametrize("value", ["../script", "tools/setup", "python,python"])
def test_rejects_unsafe_or_duplicate_install_scripts(value: str) -> None:
    with pytest.raises(ValidationError):
        Settings(_env_file=None, install_scripts=value)  # type: ignore[call-arg]


def test_empty_install_scripts_disable_setup() -> None:
    settings = Settings(
        _env_file=None,  # type: ignore[call-arg]
        install_scripts="",
    )
    assert settings.install_scripts == []


def test_defaults_research_variant_to_high() -> None:
    settings = Settings(_env_file=None)  # type: ignore[call-arg]
    assert settings.research_variant == "high"


def test_defaults_explore_agent_to_luna_low() -> None:
    settings = Settings(_env_file=None)  # type: ignore[call-arg]
    assert settings.explore_model == "openai/gpt-5.6-luna"
    assert settings.explore_variant == "low"


def test_reads_comma_delimited_install_scripts_from_environment(monkeypatch) -> None:
    monkeypatch.setenv("AGENTCI_INSTALL_SCRIPTS", "python,dotnet")

    settings = Settings(_env_file=None)  # type: ignore[call-arg]

    assert settings.install_scripts == ["python", "dotnet"]


@pytest.mark.parametrize(
    "field", ["plan_model", "implement_model", "explore_model", "research_model"]
)
def test_requires_provider_qualified_opencode_models(field: str) -> None:
    with pytest.raises(ValidationError, match="provider/model"):
        Settings(_env_file=None, **{field: "model-only"})  # type: ignore[call-arg]