mirror of
https://github.com/NousResearch/hermes-agent.git
synced 2026-07-23 16:36:23 +00:00
119 lines
4.1 KiB
Python
119 lines
4.1 KiB
Python
from contextlib import nullcontext
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from agent.conversation_compression import (
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_queue_context_engine_compression_notification,
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)
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from cli import HermesCLI
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class DummyAgent:
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def __init__(self):
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self.compression_enabled = True
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self._cached_system_prompt = "FULL CACHED SYSTEM PROMPT SHOULD NOT BE NESTED"
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self.session_id = "new-session"
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self.calls = []
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self.flush_calls = []
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self.flush_error = None
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self.host_events = []
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self.boundary_calls = []
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self.context_compressor = type("ContextEngineStub", (), {})()
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self.context_compressor.on_session_start = self._record_boundary
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def _record_boundary(self, session_id, **kwargs):
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self.host_events.append("notify")
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self.boundary_calls.append((session_id, kwargs))
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def _flush_messages_to_session_db(self, messages, _session_id=None):
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self.host_events.append("persist")
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self.flush_calls.append((list(messages), _session_id))
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if self.flush_error is not None:
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raise self.flush_error
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def _compress_context(
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self,
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messages,
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system_message,
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*,
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approx_tokens=None,
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focus_topic=None,
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force=False,
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defer_context_engine_notification=False,
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):
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self.calls.append(
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{
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"messages": messages,
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"system_message": system_message,
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"approx_tokens": approx_tokens,
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"focus_topic": focus_topic,
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"force": force,
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"defer_context_engine_notification": (
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defer_context_engine_notification
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),
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}
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)
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if defer_context_engine_notification:
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_queue_context_engine_compression_notification(
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self,
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new_session_id=self.session_id,
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old_session_id="old-session",
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)
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return ([{"role": "user", "content": "[CONTEXT SUMMARY]: compacted"}], "new system prompt")
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def test_manual_compress_does_not_pass_cached_system_prompt(monkeypatch):
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"""Manual /compress should rebuild the next prompt without nesting the old one."""
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cli = HermesCLI.__new__(HermesCLI)
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cli.conversation_history = [
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{"role": "user", "content": "one"},
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{"role": "assistant", "content": "two"},
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{"role": "user", "content": "three"},
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{"role": "assistant", "content": "four"},
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]
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cli.agent = DummyAgent()
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cli.session_id = "old-session"
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cli._pending_title = "old title"
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cli._busy_command = lambda _message: nullcontext()
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monkeypatch.setattr(
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"agent.manual_compression_feedback.summarize_manual_compression",
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lambda *args, **kwargs: {
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"noop": False,
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"headline": "compressed",
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"token_line": "tokens reduced",
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"note": "",
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},
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)
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cli._manual_compress("/compress database schema")
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assert len(cli.agent.calls) == 1
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call = cli.agent.calls[0]
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assert call["system_message"] is None
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assert call["system_message"] != cli.agent._cached_system_prompt
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assert call["focus_topic"] == "database schema"
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assert cli.session_id == "new-session"
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assert cli._pending_title is None
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assert len(cli.agent.flush_calls) == 1
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assert cli.agent.host_events == ["persist", "notify"]
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assert len(cli.agent.boundary_calls) == 1
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def test_manual_compress_flush_failure_discards_notification(monkeypatch):
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cli = HermesCLI.__new__(HermesCLI)
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cli.conversation_history = [
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{"role": "user", "content": "one"},
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{"role": "assistant", "content": "two"},
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{"role": "user", "content": "three"},
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{"role": "assistant", "content": "four"},
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]
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cli.agent = DummyAgent()
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cli.agent.flush_error = RuntimeError("synthetic child flush failure")
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cli.session_id = "old-session"
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cli._pending_title = "old title"
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cli._busy_command = lambda _message: nullcontext()
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cli._manual_compress("/compress")
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assert len(cli.agent.flush_calls) == 1
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assert cli.agent.host_events == ["persist"]
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assert cli.agent.boundary_calls == []
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