54 lines
2.4 KiB
Python
54 lines
2.4 KiB
Python
from langchain_core.messages import HumanMessage
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from deerflow.agents.memory.thread_prompt import build_thread_memory_prompt, format_thread_memory_for_injection
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def test_thread_memory_injection_keeps_profile_and_preferences_under_small_budget(monkeypatch):
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monkeypatch.setattr("deerflow.agents.memory.prompt._count_tokens", lambda text, encoding_name="cl100k_base": len(text))
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memory = {
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"user": {
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"workContext": {"summary": "Building APIs", "updatedAt": "2026-05-08T00:00:00Z"},
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"personalContext": {"summary": "Engineer using Python and React", "updatedAt": "2026-05-08T00:00:00Z"},
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"topOfMind": {"summary": "Improving thread memory", "updatedAt": "2026-05-08T00:00:00Z"},
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},
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"history": {
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"recentMonths": {"summary": "Shipped memory features", "updatedAt": "2026-05-08T00:00:00Z"},
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"earlierContext": {"summary": "Started from TS projects", "updatedAt": "2026-05-08T00:00:00Z"},
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"longTermBackground": {"summary": "Frontend developer", "updatedAt": "2026-05-08T00:00:00Z"},
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},
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"facts": [
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{"content": "Fact one that might be trimmed", "category": "context", "confidence": 0.9},
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{"content": "Fact two that might be trimmed", "category": "context", "confidence": 0.8},
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],
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}
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result = format_thread_memory_for_injection(memory, max_tokens=140)
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assert "User Context:" in result
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assert "History:" in result
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def test_build_thread_memory_prompt_does_not_raise_format_key_error():
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prompt = build_thread_memory_prompt(
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{"user": {}, "history": {}, "facts": []},
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[HumanMessage(content="My name is Alice.")],
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)
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assert "Current per-thread memory" in prompt
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assert '"user"' in prompt
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assert "Preferred memory language: same as the user's latest message" in prompt
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def test_build_thread_memory_prompt_prefers_chinese_for_chinese_conversation():
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prompt = build_thread_memory_prompt(
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{"user": {}, "history": {}, "facts": []},
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[HumanMessage(content="我叫小明，我更喜欢中文交流。")],
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)
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assert "Preferred memory language: zh-Hans" in prompt
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def test_build_thread_memory_prompt_prefers_japanese_for_japanese_conversation():
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prompt = build_thread_memory_prompt(
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{"user": {}, "history": {}, "facts": []},
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[HumanMessage(content="私は日本語で会話したいです。")],
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)
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assert "Preferred memory language: ja-JP" in prompt
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