"""Tests for app lifespan backend/cache wiring."""


from fusionagi.api.app import create_app


def test_create_app_default():
    """App should create successfully with default (memory) backend."""
    app = create_app()
    assert app is not None
    assert app.title == "FusionAGI Dvādaśa API"


def test_create_app_with_sqlite_env(tmp_path, monkeypatch):
    """App should accept FUSIONAGI_DB_BACKEND=sqlite env."""
    monkeypatch.setenv("FUSIONAGI_DB_BACKEND", "sqlite")
    monkeypatch.setenv("FUSIONAGI_SQLITE_PATH", str(tmp_path / "test.db"))
    app = create_app()
    assert app is not None


def test_create_app_with_invalid_postgres(monkeypatch):
    """App should gracefully fall back when Postgres DSN is invalid."""
    monkeypatch.setenv("FUSIONAGI_DB_BACKEND", "postgres")
    monkeypatch.setenv("FUSIONAGI_POSTGRES_DSN", "postgresql://invalid:invalid@localhost:1/invalid")
    app = create_app()
    assert app is not None


def test_create_app_with_invalid_redis(monkeypatch):
    """App should gracefully fall back when Redis URL is invalid."""
    monkeypatch.setenv("FUSIONAGI_REDIS_URL", "redis://localhost:1/0")
    app = create_app()
    assert app is not None