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74 lines
2.3 KiB
Python
74 lines
2.3 KiB
Python
"""Regression: malformed tool-argument JSON must not abort the ReAct loop."""
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from types import SimpleNamespace
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from unittest.mock import MagicMock
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from agent import SystemHintAgent, SystemHintConfig
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def test_execute_task_survives_malformed_tool_arguments_json():
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config = SystemHintConfig(
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enable_timestamps=False,
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enable_tool_counter=False,
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enable_todo_list=False,
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enable_detailed_errors=False,
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enable_system_state=False,
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save_trajectory=False,
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)
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agent = SystemHintAgent(
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api_key="test-key",
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provider="kimi",
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config=config,
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verbose=False,
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)
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bad_call = SimpleNamespace(
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id="call-bad",
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function=SimpleNamespace(
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name="read_file",
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arguments='{"file_path": "x.txt",}', # trailing comma
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),
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)
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tool_msg = SimpleNamespace(
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content=None,
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tool_calls=[bad_call],
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model_dump=lambda: {
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"role": "assistant",
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"content": None,
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"tool_calls": [
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{
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"id": "call-bad",
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"type": "function",
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"function": {
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"name": "read_file",
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"arguments": '{"file_path": "x.txt",}',
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},
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}
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],
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},
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)
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final_msg = SimpleNamespace(
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content="FINAL ANSWER: recovered",
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tool_calls=None,
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model_dump=lambda: {
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"role": "assistant",
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"content": "FINAL ANSWER: recovered",
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},
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)
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tool_turn = SimpleNamespace(choices=[SimpleNamespace(message=tool_msg)])
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final_turn = SimpleNamespace(choices=[SimpleNamespace(message=final_msg)])
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agent.client = MagicMock()
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agent.client.chat.completions.create = MagicMock(
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side_effect=[tool_turn, final_turn]
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)
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result = agent.execute_task("read something", max_iterations=5)
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assert "error" not in result or result.get("error") is None
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assert result.get("final_answer") == "recovered" or "recovered" in str(
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result.get("final_answer") or result
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)
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tool_roles = [m for m in agent.conversation_history if m.get("role") == "tool"]
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assert tool_roles
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assert "Invalid tool arguments" in tool_roles[0]["content"]
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assert agent.client.chat.completions.create.call_count == 2
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