"""Shared fixtures for unit + integration tests."""
from __future__ import annotations

import os
from collections.abc import Iterator

import pytest
from fastapi.testclient import TestClient
from sqlalchemy.orm import Session

# In-process integration/E2E tests drive the app with *mock* embeddings
# (bag-of-words, cosine ~0.1–0.8), not the live aipi model — so the honesty
# gate is calibrated to the mock's distribution, mirroring tests/e2e/
# conftest.py. Must be set before ``app.main`` (below) caches settings.
# The production default stays 0.62 (app/config.py, A8 revised).
os.environ.setdefault("BOR_RELEVANCE_THRESHOLD", "0.30")

from app.db import SessionLocal, db_available  # noqa: E402
from app.main import app as fastapi_app  # noqa: E402


@pytest.fixture()
def client() -> TestClient:
    return TestClient(fastapi_app)


@pytest.fixture()
def db() -> Iterator[Session]:
    """Real Postgres session (``podman compose up -d db``).

    Skips with clear instructions when the database is not running, so the
    suite degrades gracefully on a machine without the stack started.
    """
    if not db_available():
        pytest.skip("Postgres not reachable — run `podman compose up -d db` first")
    session = SessionLocal()
    try:
        yield session
    finally:
        session.close()