import pytest


@pytest.mark.asyncio
async def test_unknown_path_serves_spa_index(client):
    response = await client.get("/some/client/side/route")
    assert response.status_code == 200
    assert '<div id="root">' in response.text


@pytest.mark.asyncio
async def test_auth_routes_still_work_alongside_spa_fallback(client):
    response = await client.post(
        "/auth/register", json={"username": "frontendcheck", "password": "spookyspooky"}
    )
    assert response.status_code == 201


@pytest.mark.asyncio
async def test_missing_frontend_build_returns_clear_error(client, monkeypatch, tmp_path):
    import app.main as main_module

    monkeypatch.setattr(main_module, "FRONTEND_DIST", tmp_path)
    response = await client.get("/some/route")
    assert response.status_code == 503
    assert "npm run build" in response.json()["detail"]