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75 lines
2.6 KiB
Python
75 lines
2.6 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 ContextAwareAgent, ContextMode
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def _choice(*, content=None, tool_calls=None):
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msg = SimpleNamespace(
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content=content,
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tool_calls=tool_calls,
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reasoning_content=None,
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model_dump=lambda: {
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"role": "assistant",
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"content": content,
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"tool_calls": [
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{
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"id": tc.id,
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"type": "function",
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"function": {
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"name": tc.function.name,
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"arguments": tc.function.arguments,
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},
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}
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for tc in (tool_calls or [])
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],
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},
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)
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return SimpleNamespace(message=msg)
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def test_execute_task_survives_malformed_tool_arguments_json():
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agent = ContextAwareAgent("test-key", ContextMode.FULL, verbose=False)
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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="calculate",
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arguments='{"expression": "1+1",}', # trailing comma
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),
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)
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tool_turn = SimpleNamespace(choices=[_choice(tool_calls=[bad_call])])
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final_turn = SimpleNamespace(
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choices=[_choice(content="FINAL ANSWER: recovered")]
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)
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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("compute", max_iterations=5)
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assert result.get("error") is None
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assert result["completed"] is True
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assert result["task_success"] is None
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assert result["success"] is True # backwards-compatible completion alias
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assert "recovered" in (result.get("final_answer") or result.get("answer") or "")
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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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def test_execute_task_does_not_complete_on_empty_terminal_content():
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agent = ContextAwareAgent("test-key", ContextMode.NO_TOOL_CALLS, verbose=False)
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empty_turn = SimpleNamespace(choices=[_choice(content="")])
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agent.client = MagicMock()
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agent.client.chat.completions.create = MagicMock(return_value=empty_turn)
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result = agent.execute_task("say something", max_iterations=5)
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assert result["final_answer"] is None
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assert result["completed"] is False
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assert result["task_success"] is None
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assert result["success"] is False
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