more test cases

[yuanbohan]

langchain callback

• [x] chat #129
• [ ] llm
• [ ] agent
• [ ] retriever
• [ ] tool
• [ ] stream
• [ ] retry
• [ ] error
• [ ] async

openai

chat completion

• [x] sync
  • [x] simple chat
  • [x] tool_calls
  • [x] n > 1
  • [x] max_tokens to trigger length reason
  • [x] trigger stop reason
• [x] async
• [x] sync stream
• [x] async stream
• [x] sync with_raw_response
• [x] async with_raw_response
• [x] retry
• [x] error

audio and image

• [x] speech
• [x] transcription
• [x] translate
• [x] image generation