hermes-agent/tests/tools/test_tts_response_body_cap.py
2026-07-28 11:54:26 -07:00

85 lines
3.2 KiB
Python

"""Regression tests for bounded upstream TTS response reads."""
from __future__ import annotations
from unittest.mock import patch
import pytest
from tools import tts_tool
class StreamingResponse:
def __init__(self, chunks, *, status_code=200, headers=None):
self._chunks = list(chunks)
self.status_code = status_code
self.headers = headers or {}
self.closed = False
def iter_content(self, chunk_size=65536):
del chunk_size
yield from self._chunks
def close(self):
self.closed = True
def raise_for_status(self):
if self.status_code >= 400:
raise RuntimeError(f"HTTP {self.status_code}")
@pytest.fixture(autouse=True)
def small_tts_body_cap(monkeypatch):
monkeypatch.setattr(tts_tool, "TTS_RESPONSE_BODY_LIMIT_BYTES", 8)
def test_xai_tts_rejects_oversized_audio_response(tmp_path, monkeypatch):
monkeypatch.setenv("XAI_API_KEY", "test-xai-key")
response = StreamingResponse([b"12345", b"6789"], headers={"Content-Type": "audio/mpeg"})
output_path = tmp_path / "out.mp3"
with patch("requests.post", return_value=response) as post:
with pytest.raises(RuntimeError, match="xAI TTS response exceeds 8 bytes"):
tts_tool._generate_xai_tts("hello", str(output_path), {})
assert post.call_args.kwargs["stream"] is True
assert response.closed is True
assert not output_path.exists()
def test_minimax_t2a_rejects_oversized_json_response(tmp_path, monkeypatch):
monkeypatch.setenv("MINIMAX_API_KEY", "test-minimax-key")
response = StreamingResponse([b'{"data":', b'"too large"}'], headers={"Content-Type": "application/json"})
with patch("requests.post", return_value=response) as post:
with pytest.raises(RuntimeError, match="MiniMax TTS response exceeds 8 bytes"):
tts_tool._generate_minimax_tts("hello", str(tmp_path / "out.mp3"), {})
assert post.call_args.kwargs["stream"] is True
assert response.closed is True
def test_minimax_legacy_rejects_oversized_audio_response(tmp_path, monkeypatch):
monkeypatch.setenv("MINIMAX_API_KEY", "test-minimax-key")
response = StreamingResponse([b"12345", b"6789"], headers={"Content-Type": "audio/mpeg"})
config = {"minimax": {"base_url": "https://api.minimax.chat/v1/text_to_speech"}}
output_path = tmp_path / "out.mp3"
with patch("requests.post", return_value=response):
with pytest.raises(RuntimeError, match="MiniMax TTS response exceeds 8 bytes"):
tts_tool._generate_minimax_tts("hello", str(output_path), config)
assert response.closed is True
assert not output_path.exists()
def test_gemini_tts_rejects_oversized_json_response(tmp_path, monkeypatch):
monkeypatch.setenv("GEMINI_API_KEY", "test-gemini-key")
response = StreamingResponse([b'{"candidates":', b"[{}]}"], headers={"Content-Type": "application/json"})
with patch("requests.post", return_value=response) as post:
with pytest.raises(RuntimeError, match="Gemini TTS response exceeds 8 bytes"):
tts_tool._generate_gemini_tts("hello", str(tmp_path / "out.wav"), {})
assert post.call_args.kwargs["stream"] is True
assert response.closed is True