import os

from smileyface.settings import AppSettings


def _clear_smileyface_env(monkeypatch):
    for key in list(os.environ):
        if key.startswith("SMILEYFACE_"):
            monkeypatch.delenv(key, raising=False)


def test_defaults(monkeypatch):
    _clear_smileyface_env(monkeypatch)
    settings = AppSettings(_env_file=None)
    assert settings.sqlite_filename == "smiles.db"
    assert settings.skip_validate is False
    assert settings.project_dir == ""


def test_env_overrides(monkeypatch):
    _clear_smileyface_env(monkeypatch)
    monkeypatch.setenv("SMILEYFACE_PROJECT_DIR", "/srv/ut4")
    monkeypatch.setenv("SMILEYFACE_SKIP_VALIDATE", "true")
    settings = AppSettings(_env_file=None)
    assert settings.project_dir == "/srv/ut4"
    assert settings.skip_validate is True