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611 lines
29 KiB
Python
611 lines
29 KiB
Python
"""线路级提供商测试：无凭据、SDK、时钟或网络服务。"""
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import asyncio
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import json
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import httpx
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import pytest
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from app.contracts import Message, MessageRole, ModelCapability, ModelEventType as E, ModelRequest, ToolCall, ToolDefinition
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from app.providers.anthropic_messages import AnthropicMessagesProvider
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from app.providers.base import ProviderError
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from app.providers.ollama import OllamaProvider
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from app.providers.openai_compatible import OpenAICompatibleProvider
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from app.providers.openai_responses import OpenAIResponsesProvider
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NATIVE = ["responses", "anthropic"]
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PROTOCOLS = [*NATIVE, "compatible", "ollama"]
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SECRET = "test-only-sensitive-upstream-body"
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class Credentials:
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def resolve(self, credential_id):
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return SECRET if credential_id else None
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class Bytes(httpx.AsyncByteStream):
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def __init__(self, body: bytes, *, fragment: int = 17):
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self.body = body
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self.fragment = fragment
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self.closed = False
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async def __aiter__(self):
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for offset in range(0, len(self.body), self.fragment):
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yield self.body[offset:offset + self.fragment]
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async def aclose(self):
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self.closed = True
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class GatedBytes(Bytes):
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def __init__(self, body):
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super().__init__(body)
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self.waiting = asyncio.Event()
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self.release = asyncio.Event()
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async def __aiter__(self):
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yield self.body
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self.waiting.set()
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await self.release.wait()
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def provider(protocol, handler, *, credential_id="test"):
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transport = httpx.MockTransport(handler)
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if protocol == "ollama":
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return OllamaProvider("https://provider.test", transport=transport)
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cls = {"responses": OpenAIResponsesProvider, "anthropic": AnthropicMessagesProvider,
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"compatible": OpenAICompatibleProvider}[protocol]
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return cls("https://provider.test/v1/", credential_id, Credentials(), transport=transport)
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def request(*, history=False):
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messages = [Message(role=MessageRole.user, content="查笔记")]
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if history:
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messages += [
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Message(role=MessageRole.system, content="Additional rules"),
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Message(role=MessageRole.assistant, content="Checking", tool_calls=[
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ToolCall(tool_call_id="old_1", name="lookup", arguments={"query": "a"}),
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ToolCall(tool_call_id="old_2", name="lookup", arguments={"query": "b"}),
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]),
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Message(role=MessageRole.tool, tool_call_id="old_1", content='{"found":1}'),
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Message(role=MessageRole.tool, tool_call_id="old_2", content='{"found":2}'),
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]
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return ModelRequest(
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provider_id="test", model="model", system="System rules", messages=messages,
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tools=[ToolDefinition(name="lookup", description="Find notes", parameters={"type": "object"})],
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max_tokens=512, temperature=0,
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)
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async def collect(iterator):
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return [event async for event in iterator]
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@pytest.mark.parametrize("name", ["lookup", "notes.search"])
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def test_compatible_split_tool_name_preserves_identity(name):
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from app.providers.tool_names import prepare_tool_names
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req = request()
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req.tools[0].name = name
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wire, _ = prepare_tool_names(req)
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alias = wire.tools[0].name
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def handler(_):
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return httpx.Response(200, content=sse(
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{"choices": [{"delta": {"tool_calls": [{"index": 0, "id": "call_1",
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"function": {"name": alias[:3], "arguments": ""}}]}}]},
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{"choices": [{"delta": {"tool_calls": [{"index": 0,
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"function": {"name": alias[3:], "arguments": '{"query":"x"}'}}]},
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"finish_reason": "tool_calls"}]},
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{"type": "[DONE]"},
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))
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events = asyncio.run(collect(provider("compatible", handler).stream(req)))
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assert [e.data["name"] for e in events if e.event == E.tool_call_start] == [name]
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assert json.loads("".join(e.data["arguments_delta"] for e in events
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if e.event == E.tool_call_delta)) == {"query": "x"}
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assert events[-1].data["status"] == "completed"
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def sse(*events):
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return "".join(
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f"event: {event.get('type', 'message')}\r\ndata: {json.dumps(event, ensure_ascii=False)}\r\n\r\n"
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for event in events
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).encode()
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def wire(protocol, *events):
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if protocol == "ollama":
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return ("\n".join(json.dumps(event, ensure_ascii=False) for event in events) + "\n").encode()
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return sse(*events)
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def start(protocol):
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if protocol == "responses":
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return [{"type": "response.output_text.delta", "delta": "你好"}]
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if protocol == "anthropic":
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return [{"type": "message_start", "message": {"usage": {"input_tokens": 7, "output_tokens": 0}}},
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{"type": "content_block_start", "index": 0, "content_block": {"type": "text", "text": ""}},
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{"type": "content_block_delta", "index": 0, "delta": {"type": "text_delta", "text": "你好"}}]
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if protocol == "compatible":
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return [{"choices": [{"delta": {"content": "你好"}}]}]
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return [{"message": {"content": "你好"}, "done": False}]
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def terminal(protocol):
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if protocol == "responses":
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return [{"type": "response.completed", "response": {"status": "completed", "usage": {"input_tokens": 7, "output_tokens": 2}}}]
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if protocol == "anthropic":
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return [{"type": "content_block_stop", "index": 0},
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{"type": "message_delta", "delta": {"stop_reason": "end_turn"}, "usage": {"output_tokens": 2}},
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{"type": "message_stop"}]
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if protocol == "compatible":
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return [{"choices": [{"delta": {}, "finish_reason": "stop"}], "usage": {"prompt_tokens": 7, "completion_tokens": 2}}]
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return [{"message": {}, "done": True, "prompt_eval_count": 7, "eval_count": 2}]
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def assert_events(events):
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assert events[-1].event == E.done
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assert events[-1].data["status"] == ("failed" if any(event.event == E.error for event in events) else "completed")
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assert sum(event.event == E.done for event in events) == 1
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assert [event.sequence for event in events] == list(range(len(events)))
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assert all(event.timestamp.tzinfo is not None for event in events)
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def assert_error(events, code):
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assert_events(events)
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assert events[-2].event == E.error
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assert events[-2].data["code"] == code
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assert SECRET not in str(events[-2].data)
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@pytest.mark.parametrize("protocol", NATIVE)
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def test_native_completion_and_history(protocol):
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captured = {}
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def handler(req):
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captured.update(json.loads(req.content))
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assert req.url.path == ("/v1/responses" if protocol == "responses" else "/v1/messages")
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if protocol == "responses":
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assert req.headers["authorization"] == f"Bearer {SECRET}"
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body = {"status": "completed", "output": [
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{"type": "reasoning", "summary": [{"type": "summary_text", "text": "thinking"}]},
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{"type": "message", "content": [{"type": "output_text", "text": "完成"}]},
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{"type": "function_call", "call_id": "next", "name": "lookup", "arguments": '{"query":"c"}'},
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], "usage": {"input_tokens": 10, "output_tokens": 3}}
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else:
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assert "authorization" not in req.headers
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assert req.headers["x-api-key"] == SECRET
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assert req.headers["anthropic-version"] == "2023-06-01"
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body = {"type": "message", "content": [
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{"type": "thinking", "thinking": "thinking", "signature": "sig"},
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{"type": "text", "text": "完成"},
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{"type": "tool_use", "id": "next", "name": "lookup", "input": {"query": "c"}},
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], "usage": {"input_tokens": 5, "cache_creation_input_tokens": 2, "cache_read_input_tokens": 3, "output_tokens": 3}}
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return httpx.Response(200, json=body)
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turn = asyncio.run(provider(protocol, handler).complete(request(history=True)))
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assert turn.text == "完成"
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assert (turn.input_tokens, turn.output_tokens) == (10, 3)
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assert turn.tool_calls[0].tool_call_id == "next"
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assert turn.tool_calls[0].arguments == {"query": "c"}
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assert captured["stream"] is False
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assert captured["temperature"] == 0
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if protocol == "responses":
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assert captured["instructions"] == "System rules"
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assert captured["max_output_tokens"] == 512
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assert captured["tools"][0]["parameters"] == {"type": "object"}
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calls = [item for item in captured["input"] if item.get("type") == "function_call"]
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outputs = [item for item in captured["input"] if item.get("type") == "function_call_output"]
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assert [call["call_id"] for call in calls] == ["old_1", "old_2"]
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assert json.loads(calls[1]["arguments"]) == {"query": "b"}
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assert outputs == [{"type": "function_call_output", "call_id": "old_1", "output": '{"found":1}'},
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{"type": "function_call_output", "call_id": "old_2", "output": '{"found":2}'}]
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assert {"role": "system", "content": "Additional rules"} in captured["input"]
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else:
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assert captured["system"] == "System rules\n\nAdditional rules"
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assert captured["max_tokens"] == 512
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assert captured["tools"][0]["input_schema"] == {"type": "object"}
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assert captured["messages"][1]["content"][2] == {
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"type": "tool_use", "id": "old_2", "name": "lookup", "input": {"query": "b"},
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}
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assert captured["messages"][-1] == {"role": "user", "content": [
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{"type": "tool_result", "tool_use_id": "old_1", "content": '{"found":1}'},
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{"type": "tool_result", "tool_use_id": "old_2", "content": '{"found":2}'},
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]}
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def responses_tool_events():
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events = [
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{"type": "response.created", "response": {"usage": {"input_tokens": 10, "output_tokens": 0}}},
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{"type": "response.reasoning_summary_text.delta", "delta": "计划"},
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{"type": "response.output_text.delta", "delta": "查"},
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{"type": "response.output_text.delta", "delta": "找"},
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]
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for index in (2, 3):
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events.append({"type": "response.output_item.added", "output_index": index, "item": {
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"id": f"item_{index}", "type": "function_call", "call_id": f"call_{index}", "name": "lookup", "arguments": "",
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}})
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for index, fragment in [(2, '{"query":'), (3, '{}'), (2, '"笔记"}')]:
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events.append({"type": "response.function_call_arguments.delta", "output_index": index,
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"item_id": f"item_{index}", "delta": fragment})
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for index, arguments in [(3, '{}'), (2, '{"query":"笔记"}')]:
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events += [
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{"type": "response.function_call_arguments.done", "output_index": index, "item_id": f"item_{index}", "arguments": arguments},
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{"type": "response.output_item.done", "output_index": index, "item": {
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"id": f"item_{index}", "type": "function_call", "call_id": f"call_{index}", "name": "lookup", "arguments": arguments,
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}},
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]
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events += [{"type": "future.event"}, {"type": "response.completed", "response": {
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"status": "completed", "usage": {"input_tokens": 10, "output_tokens": 9},
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}}]
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return events
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def anthropic_tool_events():
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events = [
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{"type": "message_start", "message": {"usage": {
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"input_tokens": 5, "cache_read_input_tokens": 3, "cache_creation_input_tokens": 2, "output_tokens": 1,
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}}},
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{"type": "ping"},
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{"type": "content_block_start", "index": 0, "content_block": {"type": "thinking", "thinking": ""}},
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{"type": "content_block_delta", "index": 0, "delta": {"type": "thinking_delta", "thinking": "计划"}},
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{"type": "content_block_delta", "index": 0, "delta": {"type": "signature_delta", "signature": "sig"}},
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{"type": "content_block_stop", "index": 0},
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{"type": "content_block_start", "index": 1, "content_block": {"type": "text", "text": "查"}},
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{"type": "content_block_delta", "index": 1, "delta": {"type": "text_delta", "text": "找"}},
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{"type": "content_block_stop", "index": 1},
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]
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for index, fragments in [(2, ['{"query":', '"笔记"}']), (3, [])]:
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events.append({"type": "content_block_start", "index": index, "content_block": {
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"type": "tool_use", "id": f"call_{index}", "name": "lookup", "input": {},
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}})
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for fragment in fragments:
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events.append({"type": "content_block_delta", "index": index,
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"delta": {"type": "input_json_delta", "partial_json": fragment}})
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events.append({"type": "content_block_stop", "index": index})
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events += [
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{"type": "message_delta", "delta": {"stop_reason": "tool_use"}, "usage": {"output_tokens": 4}},
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{"type": "future.event"},
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{"type": "message_delta", "delta": {}, "usage": {"output_tokens": 9}},
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{"type": "message_stop"},
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]
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return events
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@pytest.mark.parametrize("protocol", NATIVE)
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def test_native_stream_tools_reasoning_usage_and_fragmented_utf8(protocol):
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frames = responses_tool_events() if protocol == "responses" else anthropic_tool_events()
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body = Bytes(b": comment\r\n\r\n" + sse(*frames) + b"data: malformed after completion\n\n", fragment=1)
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def handler(req):
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payload = json.loads(req.content)
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assert payload["stream"] is True
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assert payload["tools"]
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assert (payload.get("input") or payload.get("messages"))
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return httpx.Response(200, stream=body)
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events = asyncio.run(collect(provider(protocol, handler).stream(request(history=True))))
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assert_events(events)
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assert not any(event.event == E.error for event in events)
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assert [event.data["text"] for event in events if event.event == E.text_delta] == ["查", "找"]
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assert [event.data["text"] for event in events if event.event == E.thinking_delta] == ["计划"]
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assert [event.data["tool_call_id"] for event in events if event.event == E.tool_call_start] == ["call_2", "call_3"]
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assert sorted(event.data["tool_call_id"] for event in events if event.event == E.tool_call_end) == ["call_2", "call_3"]
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for call_id, expected in [("call_2", {"query": "笔记"}), ("call_3", {})]:
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arguments = "".join(event.data["arguments_delta"] for event in events
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if event.event == E.tool_call_delta and event.data["tool_call_id"] == call_id)
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assert json.loads(arguments) == expected
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usages = [event.data for event in events if event.event == E.usage]
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assert usages[-1] == {"input_tokens": 10, "output_tokens": 9, "total_tokens": 19}
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assert all(usage["input_tokens"] == 10 for usage in usages)
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if protocol == "anthropic":
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assert [usage["output_tokens"] for usage in usages] == [1, 4, 9]
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assert body.closed
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@pytest.mark.parametrize("protocol", PROTOCOLS)
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def test_stream_terminal_usage_and_closure(protocol):
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body = Bytes(wire(protocol, *start(protocol), *terminal(protocol)))
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events = asyncio.run(collect(provider(protocol, lambda _: httpx.Response(200, stream=body)).stream(request())))
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assert_events(events)
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assert not any(event.event == E.error for event in events)
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assert [event.data["text"] for event in events if event.event == E.text_delta] == ["你好"]
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assert [event.data for event in events if event.event == E.usage][-1] == {"input_tokens": 7, "output_tokens": 2, "total_tokens": 9}
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assert body.closed
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@pytest.mark.parametrize("protocol", PROTOCOLS)
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@pytest.mark.parametrize("empty", [False, True])
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def test_truncated_stream(protocol, empty):
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body = Bytes(b"" if empty else wire(protocol, *start(protocol)))
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events = asyncio.run(collect(provider(protocol, lambda _: httpx.Response(200, stream=body)).stream(request())))
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assert_error(events, "PROVIDER_STREAM_TRUNCATED")
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assert body.closed
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@pytest.mark.parametrize("protocol", PROTOCOLS)
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@pytest.mark.parametrize("bad", [b"not-json", b"[]", b"null", b'{"usage":'])
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def test_malformed_stream_is_sanitized(protocol, bad):
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suffix = bad + b"\n" if protocol == "ollama" else b"data: " + bad + b"\n\n"
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body = Bytes(wire(protocol, *start(protocol)) + suffix)
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events = asyncio.run(collect(provider(protocol, lambda _: httpx.Response(200, stream=body)).stream(request())))
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assert_error(events, "PROVIDER_INVALID_RESPONSE")
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assert body.closed
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@pytest.mark.parametrize("protocol", PROTOCOLS)
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@pytest.mark.parametrize("error_type,code", [("rate_limit_error", "PROVIDER_RATE_LIMITED"),
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("authentication_error", "PROVIDER_AUTH_FAILED"),
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("overloaded_error", "PROVIDER_UNAVAILABLE")])
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def test_in_band_error_after_partial_output(protocol, error_type, code):
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body = Bytes(wire(protocol, *start(protocol), {"type": "error", "error": {"type": error_type, "message": SECRET}}))
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events = asyncio.run(collect(provider(protocol, lambda _: httpx.Response(200, stream=body)).stream(request())))
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assert any(event.event == E.text_delta for event in events)
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assert_error(events, code)
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assert body.closed
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@pytest.mark.parametrize("protocol", PROTOCOLS)
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@pytest.mark.parametrize("status,code", [(400, "PROVIDER_INVALID_REQUEST"), (401, "PROVIDER_AUTH_FAILED"),
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(403, "PROVIDER_AUTH_FAILED"), (404, "MODEL_NOT_FOUND"),
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(429, "PROVIDER_RATE_LIMITED"), (500, "PROVIDER_UNAVAILABLE")])
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def test_http_errors_completion_and_stream(protocol, status, code):
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adapter = provider(protocol, lambda _: httpx.Response(status, text=SECRET))
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with pytest.raises(ProviderError) as exc:
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asyncio.run(adapter.complete(request()))
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assert exc.value.code == code
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assert SECRET not in str(exc.value)
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assert_error(asyncio.run(collect(adapter.stream(request()))), code)
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@pytest.mark.parametrize("protocol", PROTOCOLS)
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@pytest.mark.parametrize("body,code", [(b"broken", "PROVIDER_INVALID_RESPONSE"),
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(b"[]", "PROVIDER_INVALID_RESPONSE"),
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(b"{}", "PROVIDER_INVALID_RESPONSE"),
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(json.dumps({"error": {"code": "invalid_api_key", "message": SECRET}}).encode(), "PROVIDER_AUTH_FAILED")])
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def test_bad_completion(protocol, body, code):
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adapter = provider(protocol, lambda _: httpx.Response(200, content=body))
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with pytest.raises(ProviderError) as exc:
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asyncio.run(adapter.complete(request()))
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assert exc.value.code == code
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assert SECRET not in str(exc.value)
|
|
|
|
|
|
@pytest.mark.parametrize("protocol", PROTOCOLS)
|
|
@pytest.mark.parametrize("error,code", [(httpx.ReadTimeout, "PROVIDER_TIMEOUT"),
|
|
(httpx.ConnectError, "PROVIDER_UNAVAILABLE")])
|
|
def test_transport_error_mapping(protocol, error, code):
|
|
def handler(req):
|
|
raise error(SECRET, request=req)
|
|
|
|
adapter = provider(protocol, handler)
|
|
with pytest.raises(ProviderError) as exc:
|
|
asyncio.run(adapter.complete(request()))
|
|
assert exc.value.code == code
|
|
assert SECRET not in str(exc.value)
|
|
assert_error(asyncio.run(collect(adapter.stream(request()))), code)
|
|
|
|
|
|
@pytest.mark.parametrize("protocol", PROTOCOLS)
|
|
@pytest.mark.parametrize("cancel", [True, False])
|
|
def test_incremental_delivery_cancellation_and_explicit_close(protocol, cancel):
|
|
async def scenario():
|
|
body = GatedBytes(wire(protocol, *start(protocol)))
|
|
adapter = provider(protocol, lambda _: httpx.Response(200, stream=body))
|
|
iterator = adapter.stream(request())
|
|
seen = []
|
|
while True:
|
|
event = await asyncio.wait_for(anext(iterator), timeout=1)
|
|
seen.append(event)
|
|
if event.event == E.text_delta:
|
|
break
|
|
# 第一个令牌到达，而响应仍处于打开状态并被阻止。
|
|
assert seen[-1].data["text"] == "你好"
|
|
assert not body.closed
|
|
if cancel:
|
|
pending = asyncio.create_task(anext(iterator))
|
|
await asyncio.wait_for(body.waiting.wait(), timeout=1)
|
|
pending.cancel()
|
|
with pytest.raises(asyncio.CancelledError):
|
|
await pending
|
|
else:
|
|
await iterator.aclose()
|
|
assert body.closed
|
|
assert not any(event.event in {E.error, E.done} for event in seen)
|
|
|
|
asyncio.run(scenario())
|
|
|
|
|
|
@pytest.mark.parametrize("protocol", NATIVE)
|
|
def test_cancellation_before_response_headers(protocol):
|
|
async def scenario():
|
|
entered = asyncio.Event()
|
|
closed = asyncio.Event()
|
|
|
|
async def handler(req):
|
|
entered.set()
|
|
try:
|
|
await asyncio.Event().wait()
|
|
finally:
|
|
closed.set()
|
|
|
|
adapter = provider(protocol, handler)
|
|
pending = asyncio.create_task(adapter.complete(request()))
|
|
await asyncio.wait_for(entered.wait(), timeout=1)
|
|
pending.cancel()
|
|
with pytest.raises(asyncio.CancelledError):
|
|
await pending
|
|
assert closed.is_set()
|
|
|
|
asyncio.run(scenario())
|
|
|
|
|
|
@pytest.mark.parametrize("protocol", NATIVE)
|
|
def test_native_discovery_does_not_claim_non_chat_capabilities(protocol):
|
|
def handler(req):
|
|
assert req.url.path == "/v1/models"
|
|
return httpx.Response(200, json={"data": [{"id": name} for name in ["chat-model", "text-embedding-3-small", "whisper-1", "gpt-audio"]]})
|
|
|
|
models = asyncio.run(provider(protocol, handler).list_models())
|
|
assert ModelCapability.chat in models[0].capabilities
|
|
assert models[1].capabilities == [ModelCapability.embedding]
|
|
assert all(ModelCapability.chat not in model.capabilities for model in models[1:])
|
|
|
|
|
|
@pytest.mark.parametrize("protocol", NATIVE)
|
|
def test_native_structured_format_mapping(protocol):
|
|
adapter = provider(protocol, lambda _: pytest.fail("No network expected"))
|
|
req = request()
|
|
req.response_format = {"type": "json_schema", "json_schema": {
|
|
"name": "answer", "strict": True, "schema": {"type": "object", "properties": {}},
|
|
}}
|
|
payload = adapter._payload(req, stream=False)
|
|
format_ = payload["text"]["format"] if protocol == "responses" else payload["output_config"]["format"]
|
|
assert format_["type"] == "json_schema"
|
|
assert format_["schema"] == {"type": "object", "properties": {}}
|
|
if protocol == "responses":
|
|
assert format_["name"] == "answer"
|
|
assert format_["strict"] is True
|
|
|
|
|
|
@pytest.mark.parametrize("protocol", NATIVE)
|
|
def test_invalid_tool_arguments_and_unclosed_tool(protocol):
|
|
frames = responses_tool_events() if protocol == "responses" else anthropic_tool_events()
|
|
# 语法上有效的终端无法挽救未完成的工具块。
|
|
index = next(i for i, frame in enumerate(frames)
|
|
if frame["type"] in {"response.function_call_arguments.delta", "content_block_delta"}
|
|
and (frame.get("output_index") == 2 or frame.get("index") == 2))
|
|
partial = frames[:index + 1]
|
|
final = frames[-1]
|
|
events = asyncio.run(collect(provider(protocol, lambda _: httpx.Response(200, content=sse(*partial, final))).stream(request())))
|
|
assert_error(events, "PROVIDER_STREAM_TRUNCATED")
|
|
assert not any(event.event == E.tool_call_end for event in events)
|
|
|
|
for frame in frames:
|
|
if frame["type"] == "response.function_call_arguments.done":
|
|
frame["arguments"] = "[]"
|
|
break
|
|
if frame["type"] == "content_block_delta" and frame.get("index") == 2:
|
|
frame["delta"]["partial_json"] = "malformed"
|
|
break
|
|
events = asyncio.run(collect(provider(protocol, lambda _: httpx.Response(200, content=sse(*frames))).stream(request())))
|
|
assert_error(events, "PROVIDER_INVALID_RESPONSE")
|
|
|
|
|
|
@pytest.mark.parametrize("kind,code", [("response.failed", "PROVIDER_UNAVAILABLE"),
|
|
("response.incomplete", "PROVIDER_INCOMPLETE_RESPONSE")])
|
|
def test_responses_failed_and_incomplete(kind, code):
|
|
frame = {"type": kind, "response": {"status": kind.split(".")[1], "incomplete_details": {"reason": SECRET}}}
|
|
events = asyncio.run(collect(provider("responses", lambda _: httpx.Response(200, content=sse(*start("responses"), frame))).stream(request())))
|
|
assert_error(events, code)
|
|
|
|
|
|
def test_sse_multiline_data_and_event_name_without_json_type():
|
|
body = (b': keepalive\n\nevent: response.output_text.delta\ndata: {\ndata: "delta": "hello"\ndata: }\n\n'
|
|
+ sse({"type": "response.completed", "response": {"status": "completed"}}))
|
|
events = asyncio.run(collect(provider("responses", lambda _: httpx.Response(200, content=body)).stream(request())))
|
|
assert_events(events)
|
|
assert [event.data["text"] for event in events if event.event == E.text_delta] == ["hello"]
|
|
assert not any(event.event == E.error for event in events)
|
|
|
|
|
|
def test_ollama_history_options_and_in_band_string_error():
|
|
captured = {}
|
|
|
|
def handler(req):
|
|
captured.update(json.loads(req.content))
|
|
return httpx.Response(200, json={"error": SECRET})
|
|
|
|
with pytest.raises(ProviderError) as exc:
|
|
asyncio.run(provider("ollama", handler).complete(request(history=True)))
|
|
assert exc.value.code == "PROVIDER_UNAVAILABLE"
|
|
assert SECRET not in str(exc.value)
|
|
assert captured["messages"][-1]["tool_name"] == "lookup"
|
|
assert captured["options"] == {"temperature": 0.0, "num_predict": 512}
|
|
|
|
@pytest.mark.parametrize("protocol", PROTOCOLS)
|
|
@pytest.mark.parametrize("streaming", [False, True])
|
|
def test_namespaced_tools_roundtrip_without_changing_internal_request(protocol, streaming):
|
|
import re
|
|
model_request = request(history=True)
|
|
original_name = "mcp.my-server.search.notes"
|
|
model_request.tools[0].name = original_name
|
|
for message in model_request.messages:
|
|
for call in message.tool_calls:
|
|
call.name = original_name
|
|
before = model_request.model_dump()
|
|
|
|
def handler(req):
|
|
payload = json.loads(req.content)
|
|
definition = payload["tools"][0]
|
|
name = (definition.get("function") or definition)["name"]
|
|
assert name != original_name and re.fullmatch(r"[a-zA-Z0-9_-]{1,64}", name)
|
|
assert original_name not in req.content.decode()
|
|
if protocol == "responses":
|
|
item = {"type": "function_call", "id": "item1", "call_id": "call1", "name": name, "arguments": "{}"}
|
|
body = {"status": "completed", "output": [item]}
|
|
events = [
|
|
{"type": "response.output_item.done", "output_index": 0, "item": item},
|
|
{"type": "response.completed", "response": {"status": "completed"}},
|
|
]
|
|
elif protocol == "anthropic":
|
|
item = {"type": "tool_use", "id": "call1", "name": name, "input": {}}
|
|
body = {"content": [item]}
|
|
events = [
|
|
{"type": "message_start", "message": {}},
|
|
{"type": "content_block_start", "index": 0, "content_block": item},
|
|
{"type": "content_block_stop", "index": 0},
|
|
{"type": "message_stop"},
|
|
]
|
|
elif protocol == "compatible":
|
|
item = {"id": "call1", "function": {"name": name, "arguments": "{}"}}
|
|
body = {"choices": [{"message": {"tool_calls": [item]}}]}
|
|
events = [{"choices": [{"delta": {"tool_calls": [{"index": 0, **item}]}, "finish_reason": "tool_calls"}]}]
|
|
else:
|
|
item = {"function": {"name": name, "arguments": {}}}
|
|
body = {"message": {"tool_calls": [item]}, "done": True}
|
|
events = [body]
|
|
return httpx.Response(200, content=wire(protocol, *events)) if streaming else httpx.Response(200, json=body)
|
|
|
|
adapter = provider(protocol, handler)
|
|
if streaming:
|
|
events = asyncio.run(collect(adapter.stream(model_request)))
|
|
assert_events(events)
|
|
assert [event.data["name"] for event in events if event.event == E.tool_call_start] == [original_name]
|
|
else:
|
|
assert asyncio.run(adapter.complete(model_request)).tool_calls[0].name == original_name
|
|
assert model_request.model_dump() == before
|
|
|
|
def test_chat_route_closes_upstream_and_sanitizes_unexpected_errors(monkeypatch):
|
|
from types import SimpleNamespace
|
|
from datetime import datetime, timezone
|
|
from app import routes
|
|
from app.contracts import ChatRequest, ModelEvent
|
|
closed = []
|
|
|
|
class Adapter:
|
|
async def stream(self, request):
|
|
try:
|
|
yield ModelEvent(event=E.text_delta, sequence=0, data={"text": "first"}, timestamp=datetime.now(timezone.utc))
|
|
raise RuntimeError(SECRET)
|
|
finally:
|
|
closed.append(True)
|
|
|
|
monkeypatch.setattr(routes, "provider_or_404", lambda _: SimpleNamespace(adapter=Adapter()))
|
|
|
|
async def scenario():
|
|
response = await routes.chat(ChatRequest(provider_id="test", model="test", messages=[], use_rag=False))
|
|
iterator = response.body_iterator
|
|
await anext(iterator)
|
|
await iterator.aclose()
|
|
assert len(closed) == 1
|
|
response = await routes.chat(ChatRequest(provider_id="test", model="test", messages=[], use_rag=False))
|
|
items = [json.loads(chunk.split("data: ")[1].strip()) async for chunk in response.body_iterator]
|
|
assert [item["sequence"] for item in items] == [0, 1, 2]
|
|
assert items[-1]["data"]["status"] == "failed"
|
|
assert SECRET not in str(items)
|
|
assert len(closed) == 2
|
|
|
|
asyncio.run(scenario())
|