"""Instance fields (database/table listing) tests — Go/Gin backend."""
import pytest
from httpx import AsyncClient
from tests.conftest import auth_header


class TestInstanceFields:
    async def test_list_databases(self, client: AsyncClient, admin_token: str, test_mysql_instance):
        resp = await client.get(
            f"/api/v1/instances/{test_mysql_instance['id']}/databases",
            headers=auth_header(admin_token),
        )
        assert resp.status_code == 200

    async def test_list_tables(self, client: AsyncClient, admin_token: str, test_mysql_instance):
        # First get a database name
        db_resp = await client.get(
            f"/api/v1/instances/{test_mysql_instance['id']}/databases",
            headers=auth_header(admin_token),
        )
        dbs = db_resp.json()
        if not dbs:
            pytest.skip("No databases available")
        db_name = dbs[0] if isinstance(dbs[0], str) else dbs[0].get("name", "test")
        resp = await client.get(
            f"/api/v1/instances/{test_mysql_instance['id']}/databases/{db_name}/tables",
            headers=auth_header(admin_token),
        )
        assert resp.status_code == 200

    async def test_no_auth(self, client: AsyncClient):
        resp = await client.get("/api/v1/instances/4/databases")
        assert resp.status_code == 401