chore: add a2a integration tests with cassettes

This commit is contained in:
Greyson LaLonde
2026-01-06 09:47:37 -05:00
parent edbe8a8023
commit d6c7f33744
6 changed files with 678 additions and 0 deletions

View File

@@ -120,6 +120,8 @@ HEADERS_TO_FILTER = {
"accept-encoding": "ACCEPT-ENCODING-XXX",
"x-amzn-requestid": "X-AMZN-REQUESTID-XXX",
"x-amzn-RequestId": "X-AMZN-REQUESTID-XXX",
"x-a2a-notification-token": "X-A2A-NOTIFICATION-TOKEN-XXX",
"x-a2a-version": "X-A2A-VERSION-XXX",
}

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@@ -0,0 +1,326 @@
from __future__ import annotations
import os
import uuid
import pytest
import pytest_asyncio
from a2a.client import ClientFactory
from a2a.types import AgentCard, Message, Part, Role, TaskState, TextPart
from crewai.a2a.updates.polling.handler import PollingHandler
from crewai.a2a.updates.streaming.handler import StreamingHandler
A2A_TEST_ENDPOINT = os.getenv("A2A_TEST_ENDPOINT", "http://localhost:9999")
@pytest_asyncio.fixture
async def a2a_client():
"""Create A2A client for test server."""
client = await ClientFactory.connect(A2A_TEST_ENDPOINT)
yield client
await client.close()
@pytest.fixture
def test_message() -> Message:
"""Create a simple test message."""
return Message(
role=Role.user,
parts=[Part(root=TextPart(text="What is 2 + 2?"))],
message_id=str(uuid.uuid4()),
)
@pytest_asyncio.fixture
async def agent_card(a2a_client) -> AgentCard:
"""Fetch the real agent card from the server."""
return await a2a_client.get_card()
class TestA2AAgentCardFetching:
"""Integration tests for agent card fetching."""
@pytest.mark.vcr()
@pytest.mark.asyncio
async def test_fetch_agent_card(self, a2a_client) -> None:
"""Test fetching an agent card from the server."""
card = await a2a_client.get_card()
assert card is not None
assert card.name == "GPT Assistant"
assert card.url is not None
assert card.capabilities is not None
assert card.capabilities.streaming is True
class TestA2APollingIntegration:
"""Integration tests for A2A polling handler."""
@pytest.mark.vcr()
@pytest.mark.asyncio
async def test_polling_completes_task(
self,
a2a_client,
test_message: Message,
agent_card: AgentCard,
) -> None:
"""Test that polling handler completes a task successfully."""
new_messages: list[Message] = []
result = await PollingHandler.execute(
client=a2a_client,
message=test_message,
new_messages=new_messages,
agent_card=agent_card,
polling_interval=0.5,
polling_timeout=30.0,
)
assert isinstance(result, dict)
assert result["status"] == TaskState.completed
assert result.get("result") is not None
assert "4" in result["result"]
class TestA2AStreamingIntegration:
"""Integration tests for A2A streaming handler."""
@pytest.mark.vcr()
@pytest.mark.asyncio
async def test_streaming_completes_task(
self,
a2a_client,
test_message: Message,
agent_card: AgentCard,
) -> None:
"""Test that streaming handler completes a task successfully."""
new_messages: list[Message] = []
result = await StreamingHandler.execute(
client=a2a_client,
message=test_message,
new_messages=new_messages,
agent_card=agent_card,
)
assert isinstance(result, dict)
assert result["status"] == TaskState.completed
assert result.get("result") is not None
class TestA2ATaskOperations:
"""Integration tests for task operations."""
@pytest.mark.vcr()
@pytest.mark.asyncio
async def test_send_message_and_get_response(
self,
a2a_client,
test_message: Message,
) -> None:
"""Test sending a message and getting a response."""
from a2a.types import Task
final_task: Task | None = None
async for event in a2a_client.send_message(test_message):
if isinstance(event, tuple) and len(event) >= 1:
task, _ = event
if isinstance(task, Task):
final_task = task
assert final_task is not None
assert final_task.id is not None
assert final_task.status is not None
assert final_task.status.state == TaskState.completed
class TestA2APushNotificationHandler:
"""Tests for push notification handler.
These tests use mocks for the result store since webhook callbacks
are incoming requests that can't be recorded with VCR.
"""
@pytest.fixture
def mock_agent_card(self) -> AgentCard:
"""Create a minimal valid agent card for testing."""
from a2a.types import AgentCapabilities
return AgentCard(
name="Test Agent",
description="Test agent for push notification tests",
url="http://localhost:9999",
version="1.0.0",
capabilities=AgentCapabilities(streaming=True, push_notifications=True),
default_input_modes=["text"],
default_output_modes=["text"],
skills=[],
)
@pytest.fixture
def mock_task(self) -> "Task":
"""Create a minimal valid task for testing."""
from a2a.types import Task, TaskStatus
return Task(
id="task-123",
context_id="ctx-123",
status=TaskStatus(state=TaskState.working),
)
@pytest.mark.asyncio
async def test_push_handler_registers_callback_and_waits(
self,
mock_agent_card: AgentCard,
mock_task,
) -> None:
"""Test that push handler registers callback and waits for result."""
from unittest.mock import AsyncMock, MagicMock
from a2a.types import Task, TaskStatus
from pydantic import AnyHttpUrl
from crewai.a2a.updates.push_notifications.config import PushNotificationConfig
from crewai.a2a.updates.push_notifications.handler import PushNotificationHandler
completed_task = Task(
id="task-123",
context_id="ctx-123",
status=TaskStatus(state=TaskState.completed),
history=[],
)
mock_store = MagicMock()
mock_store.wait_for_result = AsyncMock(return_value=completed_task)
async def mock_send_message(*args, **kwargs):
yield (mock_task, None)
mock_client = MagicMock()
mock_client.send_message = mock_send_message
mock_client.set_task_callback = AsyncMock()
config = PushNotificationConfig(
url=AnyHttpUrl("http://localhost:8080/a2a/callback"),
token="secret-token",
result_store=mock_store,
)
test_msg = Message(
role=Role.user,
parts=[Part(root=TextPart(text="What is 2+2?"))],
message_id="msg-001",
)
new_messages: list[Message] = []
result = await PushNotificationHandler.execute(
client=mock_client,
message=test_msg,
new_messages=new_messages,
agent_card=mock_agent_card,
config=config,
result_store=mock_store,
polling_timeout=30.0,
polling_interval=1.0,
)
mock_client.set_task_callback.assert_called_once()
mock_store.wait_for_result.assert_called_once_with(
task_id="task-123",
timeout=30.0,
poll_interval=1.0,
)
assert result["status"] == TaskState.completed
@pytest.mark.asyncio
async def test_push_handler_returns_failure_on_timeout(
self,
mock_agent_card: AgentCard,
) -> None:
"""Test that push handler returns failure when result store times out."""
from unittest.mock import AsyncMock, MagicMock
from a2a.types import Task, TaskStatus
from pydantic import AnyHttpUrl
from crewai.a2a.updates.push_notifications.config import PushNotificationConfig
from crewai.a2a.updates.push_notifications.handler import PushNotificationHandler
mock_store = MagicMock()
mock_store.wait_for_result = AsyncMock(return_value=None)
working_task = Task(
id="task-456",
context_id="ctx-456",
status=TaskStatus(state=TaskState.working),
)
async def mock_send_message(*args, **kwargs):
yield (working_task, None)
mock_client = MagicMock()
mock_client.send_message = mock_send_message
mock_client.set_task_callback = AsyncMock()
config = PushNotificationConfig(
url=AnyHttpUrl("http://localhost:8080/a2a/callback"),
token="token",
result_store=mock_store,
)
test_msg = Message(
role=Role.user,
parts=[Part(root=TextPart(text="test"))],
message_id="msg-002",
)
new_messages: list[Message] = []
result = await PushNotificationHandler.execute(
client=mock_client,
message=test_msg,
new_messages=new_messages,
agent_card=mock_agent_card,
config=config,
result_store=mock_store,
polling_timeout=5.0,
polling_interval=0.5,
)
assert result["status"] == TaskState.failed
assert "timeout" in result.get("error", "").lower()
@pytest.mark.asyncio
async def test_push_handler_requires_config(
self,
mock_agent_card: AgentCard,
) -> None:
"""Test that push handler fails gracefully without config."""
from unittest.mock import MagicMock
from crewai.a2a.updates.push_notifications.handler import PushNotificationHandler
mock_client = MagicMock()
test_msg = Message(
role=Role.user,
parts=[Part(root=TextPart(text="test"))],
message_id="msg-003",
)
new_messages: list[Message] = []
result = await PushNotificationHandler.execute(
client=mock_client,
message=test_msg,
new_messages=new_messages,
agent_card=mock_agent_card,
)
assert result["status"] == TaskState.failed
assert "config" in result.get("error", "").lower()

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@@ -0,0 +1,44 @@
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connection:
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uri: http://localhost:9999/.well-known/agent-card.json
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content-type:
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date:
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@@ -0,0 +1,126 @@
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View File

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View File

@@ -0,0 +1,90 @@
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cache-control:
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connection:
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content-type:
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date:
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server:
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x-accel-buffering:
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status:
code: 200
message: OK
version: 1