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294 lines
10 KiB
Python
294 lines
10 KiB
Python
# Copyright (c) Microsoft. All rights reserved.
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"""Unit tests for create_agent_entity factory function.
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Run with: pytest tests/test_entities.py -v
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"""
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from collections.abc import Callable
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from typing import Any, TypeVar
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from unittest.mock import AsyncMock, Mock
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import pytest
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from agent_framework import AgentResponse, Message
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from agent_framework_azurefunctions._entities import create_agent_entity
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FuncT = TypeVar("FuncT", bound=Callable[..., Any])
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def _agent_response(text: str | None) -> AgentResponse:
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"""Create an AgentResponse with a single assistant message."""
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message = (
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Message(role="assistant", contents=[text]) if text is not None else Message(role="assistant", contents=[""])
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)
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return AgentResponse(messages=[message])
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class TestCreateAgentEntity:
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"""Test suite for the create_agent_entity factory function."""
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def test_create_agent_entity_returns_callable(self) -> None:
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"""Test that create_agent_entity returns a callable."""
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mock_agent = Mock()
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entity_function = create_agent_entity(mock_agent)
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assert callable(entity_function)
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def test_entity_function_handles_run_agent(self) -> None:
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"""Test that the entity function handles the run_agent operation."""
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mock_agent = Mock()
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mock_agent.run = AsyncMock(return_value=_agent_response("Response"))
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entity_function = create_agent_entity(mock_agent)
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# Mock context
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mock_context = Mock()
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mock_context.operation_name = "run"
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mock_context.entity_key = "conv-123"
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mock_context.get_input.return_value = {
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"message": "Test message",
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"correlationId": "corr-entity-factory",
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}
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mock_context.get_state.return_value = None
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# Execute
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entity_function(mock_context)
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# Verify result and state were set
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assert mock_context.set_result.called
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assert mock_context.set_state.called
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def test_entity_function_handles_reset(self) -> None:
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"""Test that the entity function handles the reset operation."""
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mock_agent = Mock()
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entity_function = create_agent_entity(mock_agent)
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# Mock context with existing state
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mock_context = Mock()
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mock_context.operation_name = "reset"
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mock_context.get_state.return_value = {
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"schemaVersion": "1.0.0",
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"data": {
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"conversationHistory": [
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{
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"$type": "request",
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"correlationId": "test-correlation-id",
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"createdAt": "2024-01-01T00:00:00Z",
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"messages": [
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{
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"role": "user",
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"contents": [{"$type": "text", "text": "test"}],
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}
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],
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}
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]
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},
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}
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# Execute
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entity_function(mock_context)
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# Verify reset result
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assert mock_context.set_result.called
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result = mock_context.set_result.call_args[0][0]
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assert result["status"] == "reset"
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# Verify state was cleared
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assert mock_context.set_state.called
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state = mock_context.set_state.call_args[0][0]
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assert state["data"]["conversationHistory"] == []
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def test_entity_function_handles_unknown_operation(self) -> None:
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"""Test that the entity function handles unknown operations."""
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mock_agent = Mock()
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entity_function = create_agent_entity(mock_agent)
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mock_context = Mock()
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mock_context.operation_name = "invalid_operation"
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mock_context.get_state.return_value = None
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# Execute
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entity_function(mock_context)
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# Verify error result
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assert mock_context.set_result.called
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result = mock_context.set_result.call_args[0][0]
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assert "error" in result
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assert "invalid_operation" in result["error"].lower()
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def test_entity_function_creates_new_entity_on_first_call(self) -> None:
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"""Test that the entity function creates a new entity when no state exists."""
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mock_agent = Mock()
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mock_agent.__class__.__name__ = "Agent"
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entity_function = create_agent_entity(mock_agent)
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mock_context = Mock()
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mock_context.operation_name = "reset"
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mock_context.get_state.return_value = None # No existing state
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# Execute
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entity_function(mock_context)
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# Verify new entity state was created
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assert mock_context.set_result.called
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result = mock_context.set_result.call_args[0][0]
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assert result["status"] == "reset"
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assert mock_context.set_state.called
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state = mock_context.set_state.call_args[0][0]
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assert state["data"] == {"conversationHistory": []}
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def test_entity_function_restores_existing_state(self) -> None:
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"""Test that the entity function can operate when existing state is present."""
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mock_agent = Mock()
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entity_function = create_agent_entity(mock_agent)
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existing_state = {
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"schemaVersion": "1.0.0",
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"data": {
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"conversationHistory": [
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{
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"$type": "request",
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"correlationId": "corr-existing-1",
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"createdAt": "2024-01-01T00:00:00Z",
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"messages": [
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{
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"role": "user",
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"contents": [
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{
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"$type": "text",
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"text": "msg1",
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}
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],
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}
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],
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},
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{
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"$type": "response",
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"correlationId": "corr-existing-1",
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"createdAt": "2024-01-01T00:05:00Z",
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"messages": [
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{
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"role": "assistant",
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"contents": [
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{
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"$type": "text",
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"text": "resp1",
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}
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],
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}
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],
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},
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],
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},
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}
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mock_context = Mock()
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mock_context.operation_name = "reset"
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mock_context.get_state.return_value = existing_state
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entity_function(mock_context)
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assert mock_context.set_result.called
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# Reset should clear history and persist via set_state
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assert mock_context.set_state.called
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persisted_state = mock_context.set_state.call_args[0][0]
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assert persisted_state["data"]["conversationHistory"] == []
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def test_entity_function_handles_string_input(self) -> None:
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"""Test that the entity function handles non-dict input by converting to string."""
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mock_agent = Mock()
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mock_agent.run = AsyncMock(return_value=_agent_response("String response"))
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entity_function = create_agent_entity(mock_agent)
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# Mock context with non-dict input (like a number)
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mock_context = Mock()
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mock_context.operation_name = "run"
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mock_context.entity_key = "conv-456"
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# Use a number to test the str() conversion path
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mock_context.get_input.return_value = 12345
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mock_context.get_state.return_value = None
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# Execute - entity will convert non-dict input to string
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entity_function(mock_context)
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# Verify the result was set
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assert mock_context.set_result.called
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def test_entity_function_handles_none_input(self) -> None:
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"""Test that the entity function handles None input by converting to empty string."""
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mock_agent = Mock()
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mock_agent.run = AsyncMock(return_value=_agent_response("Empty response"))
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entity_function = create_agent_entity(mock_agent)
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# Mock context with None input
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mock_context = Mock()
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mock_context.operation_name = "run"
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mock_context.entity_key = "conv-789"
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mock_context.get_input.return_value = None
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mock_context.get_state.return_value = None
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# Execute - should hit error path since entity expects dict or valid JSON string
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entity_function(mock_context)
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# Verify the result was set (likely error result)
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assert mock_context.set_result.called
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def test_entity_function_runs_on_persistent_loop(self) -> None:
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"""Entity coroutines run on the shared persistent loop and set a result."""
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mock_agent = Mock()
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mock_agent.run = AsyncMock(return_value=_agent_response("Response"))
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entity_function = create_agent_entity(mock_agent)
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mock_context = Mock()
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mock_context.operation_name = "run"
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mock_context.entity_key = "conv-loop-test"
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mock_context.get_input.return_value = {"message": "Test", "correlationId": "corr-loop-test"}
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mock_context.get_state.return_value = None
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# Execute - the persistent loop should run the coroutine and set a result.
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entity_function(mock_context)
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assert mock_context.set_result.called
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mock_agent.run.assert_awaited()
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def test_entity_function_runs_across_threads_without_hang(self) -> None:
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"""Successive entity invocations from different threads must not hang.
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This reproduces the cross-loop scenario that previously deadlocked: a
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shared async resource bound to one loop being awaited from a different
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worker thread. The persistent loop keeps every invocation on one loop.
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"""
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from concurrent.futures import ThreadPoolExecutor
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mock_agent = Mock()
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mock_agent.run = AsyncMock(return_value=_agent_response("Response"))
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entity_function = create_agent_entity(mock_agent)
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def invoke(i: int) -> bool:
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ctx = Mock()
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ctx.operation_name = "run"
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ctx.entity_key = f"conv-{i}"
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ctx.get_input.return_value = {"message": f"Test {i}", "correlationId": f"corr-{i}"}
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ctx.get_state.return_value = None
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entity_function(ctx)
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return ctx.set_result.called
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with ThreadPoolExecutor(max_workers=8) as ex:
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results = list(ex.map(invoke, range(16)))
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assert all(results)
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if __name__ == "__main__":
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pytest.main([__file__, "-v", "--tb=short"])
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