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chore: import upstream snapshot with attribution
2026-07-13 13:39:25 +08:00

290 lines
12 KiB
Python

# Copyright (c) Microsoft. All rights reserved.
"""Tests for the OpenAI Responses request-body parser."""
from __future__ import annotations
import json
from collections.abc import AsyncIterator, Sequence
from typing import cast
import pytest
from agent_framework import AgentResponse, AgentResponseUpdate, Content, Message, ResponseStream
from agent_framework_hosting_responses import (
create_response_id,
messages_from_responses_input,
responses_from_run,
responses_from_streaming_run,
responses_session_id,
responses_to_run,
)
def _sse_payload(event: str) -> dict[str, object]:
data_line = next(line for line in event.splitlines() if line.startswith("data: "))
return cast("dict[str, object]", json.loads(data_line.removeprefix("data: ")))
class TestMessagesFromResponsesInput:
def test_string_input_becomes_single_user_message(self) -> None:
msgs = messages_from_responses_input("hello")
assert len(msgs) == 1
assert msgs[0].role == "user"
assert msgs[0].text == "hello"
def test_input_text_items_collapse_into_one_user_message(self) -> None:
msgs = messages_from_responses_input([{"type": "input_text", "text": "a"}, {"type": "input_text", "text": "b"}])
assert len(msgs) == 1
assert msgs[0].role == "user"
assert msgs[0].text == "a b"
def test_message_envelope_with_string_content(self) -> None:
msgs = messages_from_responses_input([
{"type": "message", "role": "system", "content": "be brief"},
{"type": "message", "role": "user", "content": "hi"},
])
assert [m.role for m in msgs] == ["system", "user"]
assert msgs[0].text == "be brief"
def test_message_envelope_with_content_parts(self) -> None:
msgs = messages_from_responses_input([
{
"type": "message",
"role": "user",
"content": [{"type": "input_text", "text": "describe this"}],
}
])
assert msgs[0].text == "describe this"
def test_message_envelope_rejects_non_object_content_item(self) -> None:
with pytest.raises(ValueError, match="content.*object"):
messages_from_responses_input([{"type": "message", "role": "user", "content": ["bad"]}])
def test_message_envelope_rejects_invalid_content_shape(self) -> None:
with pytest.raises(ValueError, match="content.*string or list"):
messages_from_responses_input([{"type": "message", "role": "user", "content": 42}])
def test_input_file_via_url(self) -> None:
msgs = messages_from_responses_input([
{"type": "input_file", "file_url": "https://example.com/report.pdf", "mime_type": "application/pdf"}
])
assert msgs[0].contents[0].uri == "https://example.com/report.pdf"
def test_input_file_via_file_id(self) -> None:
msgs = messages_from_responses_input([{"type": "input_file", "file_id": "file_123"}])
assert msgs[0].contents[0].file_id == "file_123"
def test_input_file_missing_anchor_raises(self) -> None:
with pytest.raises(ValueError, match="input_file"):
messages_from_responses_input([{"type": "input_file"}])
def test_pending_text_flushes_before_message_envelope(self) -> None:
msgs = messages_from_responses_input([
{"type": "input_text", "text": "first"},
{"type": "message", "role": "user", "content": "second"},
])
assert len(msgs) == 2
assert msgs[0].text == "first"
assert msgs[1].text == "second"
def test_image_url_via_string(self) -> None:
msgs = messages_from_responses_input([{"type": "input_image", "image_url": "https://example.com/cat.png"}])
assert len(msgs) == 1
# Image content present.
assert any(getattr(c, "uri", None) == "https://example.com/cat.png" for c in msgs[0].contents)
def test_image_url_via_object(self) -> None:
msgs = messages_from_responses_input([
{"type": "input_image", "image_url": {"url": "https://example.com/cat.png"}}
])
assert any(getattr(c, "uri", None) == "https://example.com/cat.png" for c in msgs[0].contents)
def test_unknown_input_type_raises(self) -> None:
with pytest.raises(ValueError, match="Unsupported"):
messages_from_responses_input([{"type": "weird"}])
def test_empty_list_raises(self) -> None:
with pytest.raises(ValueError, match="non-empty"):
messages_from_responses_input([])
def test_non_string_non_list_raises(self) -> None:
with pytest.raises(ValueError):
messages_from_responses_input(42) # type: ignore[arg-type]
def test_image_url_missing_raises(self) -> None:
with pytest.raises(ValueError, match="image_url"):
messages_from_responses_input([{"type": "input_image"}])
class TestResponsesRunHelpers:
def test_create_response_id_shape(self) -> None:
response_id = create_response_id()
assert response_id.startswith("resp_")
def test_responses_session_id_prefers_previous_response(self) -> None:
assert responses_session_id({"previous_response_id": "resp_1", "conversation_id": "conv_1"}) == "resp_1"
def test_responses_session_id_uses_conversation_id(self) -> None:
assert responses_session_id({"conversation_id": "conv_1"}) == "conv_1"
def test_responses_session_id_returns_none_when_absent(self) -> None:
assert responses_session_id({"input": "hi"}) is None
def test_responses_to_run_returns_messages_options_and_stream(self) -> None:
run = responses_to_run({
"input": "hi",
"stream": True,
"previous_response_id": "resp_1",
"conversation_id": "conv_1",
"max_output_tokens": 32,
"model": "gpt-x",
})
# `responses_to_run` always produces a `list[Message]`; the TypedDict
# field is typed as the wider `Agent.run` input shape, so narrow here.
messages = cast("list[Message]", run["messages"])
assert messages[0].text == "hi"
assert run["stream"] is True
assert run["options"] == {"max_tokens": 32, "model": "gpt-x"}
def test_responses_from_run_returns_response_payload(self) -> None:
result = AgentResponse(
messages=Message(role="assistant", contents=[Content.from_text("hello")]),
additional_properties={"model": "test-model"},
)
payload = responses_from_run(result, response_id="resp_new")
assert payload["id"] == "resp_new"
assert payload["model"] == "test-model"
assert payload["output"][0]["content"][0]["text"] == "hello"
def test_responses_from_run_preserves_multimodal_output_items(self) -> None:
result = AgentResponse(
messages=Message(
role="assistant",
contents=[
Content.from_text_reasoning(id="rs_1", text="checking"),
Content.from_function_call("call_1", "collect_media", arguments={"city": "Seattle"}),
Content.from_function_result(
"call_1",
result=[
Content.from_text("caption"),
Content.from_uri("https://example.com/cat.png", media_type="image/png"),
Content.from_hosted_file("file_pdf", media_type="application/pdf"),
],
),
Content.from_text("done"),
],
)
)
payload = responses_from_run(result, response_id="resp_new")
output = payload["output"]
assert [item["type"] for item in output] == [
"reasoning",
"function_call",
"function_call_output",
"message",
]
assert output[0]["content"][0]["text"] == "checking"
assert output[1]["name"] == "collect_media"
assert output[1]["arguments"] == '{"city": "Seattle"}'
assert output[2]["output"] == [
{"text": "caption", "type": "input_text"},
{"detail": "auto", "type": "input_image", "image_url": "https://example.com/cat.png"},
{"type": "input_file", "file_id": "file_pdf"},
]
assert output[3]["content"][0]["text"] == "done"
def test_responses_from_run_maps_conversation_session(self) -> None:
result = AgentResponse(messages=Message(role="assistant", contents=[Content.from_text("hello")]))
payload = responses_from_run(result, response_id="resp_new", session_id="conv_1")
assert payload["conversation"] == {"id": "conv_1"}
def test_responses_from_run_omits_previous_response_session(self) -> None:
result = AgentResponse(messages=Message(role="assistant", contents=[Content.from_text("hello")]))
payload = responses_from_run(result, response_id="resp_new", session_id="resp_1")
assert "conversation" not in payload
async def test_responses_from_streaming_run(self) -> None:
async def updates() -> AsyncIterator[AgentResponseUpdate]:
yield AgentResponseUpdate(contents=[Content.from_text("hel")], role="assistant")
yield AgentResponseUpdate(contents=[Content.from_text("lo")], role="assistant")
def finalizer(items: Sequence[AgentResponseUpdate]) -> AgentResponse:
return AgentResponse.from_updates(items)
stream = ResponseStream(updates(), finalizer=finalizer)
events = [
event
async for event in responses_from_streaming_run(
stream,
response_id="resp_new",
session_id="conv_1",
)
]
assert events[0].startswith("event: response.created")
assert "response.output_text.delta" in events[1]
assert "hel" in events[1]
assert "lo" in events[2]
assert events[-1].startswith("event: response.completed")
assert '"conversation":{"id":"conv_1"}' in events[-1]
async def test_responses_from_streaming_run_emits_failed_when_iteration_raises(self) -> None:
async def updates() -> AsyncIterator[AgentResponseUpdate]:
yield AgentResponseUpdate(contents=[Content.from_text("partial")], role="assistant")
raise RuntimeError("upstream blew up")
stream = ResponseStream(updates(), finalizer=AgentResponse.from_updates)
events = [
event
async for event in responses_from_streaming_run(
stream,
response_id="resp_new",
session_id="conv_1",
)
]
assert events[0].startswith("event: response.created")
assert "response.output_text.delta" in events[1]
assert events[-1].startswith("event: response.failed")
payload = _sse_payload(events[-1])
response = cast("dict[str, object]", payload["response"])
error = cast("dict[str, object]", response["error"])
assert payload["type"] == "response.failed"
assert response["status"] == "failed"
assert response["conversation"] == {"id": "conv_1"}
assert error["message"] == "upstream blew up"
assert "partial" in events[-1]
async def test_responses_from_streaming_run_emits_failed_when_finalizer_raises(self) -> None:
async def updates() -> AsyncIterator[AgentResponseUpdate]:
yield AgentResponseUpdate(contents=[Content.from_text("partial")], role="assistant")
def finalizer(items: Sequence[AgentResponseUpdate]) -> AgentResponse:
raise RuntimeError("finalizer blew up")
stream = ResponseStream(updates(), finalizer=finalizer)
events = [event async for event in responses_from_streaming_run(stream, response_id="resp_new")]
assert events[0].startswith("event: response.created")
assert "response.output_text.delta" in events[1]
assert events[-1].startswith("event: response.failed")
payload = _sse_payload(events[-1])
response = cast("dict[str, object]", payload["response"])
error = cast("dict[str, object]", response["error"])
assert response["status"] == "failed"
assert error["message"] == "finalizer blew up"