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test: add regression tests for unprocessed history injection in system prompt

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Made-with: Cursor
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Xubin Ren 2026-04-07 15:31:39 +00:00 committed by Xubin Ren
parent 31c154a7b8
commit 05d8062c70
1 changed files with 26 additions and 0 deletions
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26
tests/agent/test_context_prompt_cache.py
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@ -86,6 +86,32 @@ def test_runtime_context_is_separate_untrusted_user_message(tmp_path) -> None:
assert "Return exactly: OK" in user_content
def test_unprocessed_history_injected_into_system_prompt(tmp_path) -> None:
"""Entries in history.jsonl not yet consumed by Dream appear in the prompt."""
workspace = _make_workspace(tmp_path)
builder = ContextBuilder(workspace)
builder.memory.append_history("User asked about weather in Tokyo")
builder.memory.append_history("Agent fetched forecast via web_search")
prompt = builder.build_system_prompt()
assert "# Recent History" in prompt
assert "User asked about weather in Tokyo" in prompt
assert "Agent fetched forecast via web_search" in prompt
def test_no_recent_history_when_dream_has_processed_all(tmp_path) -> None:
"""If Dream has consumed everything, no Recent History section should appear."""
workspace = _make_workspace(tmp_path)
builder = ContextBuilder(workspace)
cursor = builder.memory.append_history("already processed entry")
builder.memory.set_last_dream_cursor(cursor)
prompt = builder.build_system_prompt()
assert "# Recent History" not in prompt
def test_subagent_result_does_not_create_consecutive_assistant_messages(tmp_path) -> None:
workspace = _make_workspace(tmp_path)
builder = ContextBuilder(workspace)