"""传输层 `llm_http_openai_chat_errors` 的中性错讯；兼容 re-export 仍经 openai_compatible_errors。"""

import httpx
import pytest
from openai import APIStatusError

from app.core.openai_compatible_errors import (
    extract_openai_http_status,
    format_openai_compatible_http_error_message,
    should_log_openai_error_as_warning,
)


def _status_error(status: int, *, body: object | None = None) -> APIStatusError:
    req = httpx.Request("POST", "https://api.deepseek.com/v1/chat/completions")
    resp = httpx.Response(status, request=req, json=body if body is not None else {})
    return APIStatusError("upstream", response=resp, body=body)


def test_extract_status_from_api_status_error() -> None:
    e = _status_error(429)
    assert extract_openai_http_status(e) == 429


def test_format_402_balance_chinese_message() -> None:
    e = _status_error(
        402,
        body={"error": {"message": "Insufficient balance", "type": "insufficient_quota"}},
    )
    msg = format_openai_compatible_http_error_message(e)
    assert msg is not None
    assert "402" in msg
    assert "余额" in msg


def test_format_401_and_warning_flag() -> None:
    e = _status_error(401, body={"error": {"message": "invalid api key"}})
    assert should_log_openai_error_as_warning(e) is True
    m = format_openai_compatible_http_error_message(e)
    assert m is not None
    assert "401" in m
    assert "密钥" in m


def test_format_503_server_busy() -> None:
    e = _status_error(503)
    m = format_openai_compatible_http_error_message(e)
    assert m is not None
    assert "503" in m
    assert should_log_openai_error_as_warning(e) is False


def test_format_httpx_http_status_error() -> None:
    req = httpx.Request("GET", "https://api.deepseek.com/v1/models")
    resp = httpx.Response(429, request=req)
    try:
        resp.raise_for_status()
    except httpx.HTTPStatusError as e:
        m = format_openai_compatible_http_error_message(e)
        assert m is not None
        assert "429" in m


def test_unknown_status_418() -> None:
    e = _status_error(418)
    m = format_openai_compatible_http_error_message(e)
    assert m is not None
    assert "418" in m