初始化提交

backend/tests/modules/big_cycle/test_prompts.py

@@ -0,0 +1,62 @@
+"""大周天演化候选 prompt 构建纯函数测试。"""
+
+from app.modules.big_cycle.prompts import (
+    EvaluationSnapshot,
+    build_evolution_extraction_messages,
+)
+
+
+def _snapshot() -> EvaluationSnapshot:
+    return EvaluationSnapshot(
+        character_id="character_x",
+        memory_count=25,
+        recent_memories=[("喜欢简洁回答", "用户偏好简洁"), ("来自北京", "用户所在地")],
+        personality_summary="身份：魂镜；表达风格：温和",
+        world_entity_count=3,
+        conclusion="近期互动偏技术话题，表达可更简洁",
+    )
+
+
+def test_messages_return_system_user_pair() -> None:
+    system, user = build_evolution_extraction_messages(_snapshot())
+    assert isinstance(system, str) and isinstance(user, str)
+    assert system and user
+
+
+def test_system_describes_contract_fields() -> None:
+    system, _ = build_evolution_extraction_messages(_snapshot())
+    for token in (
+        "type",
+        "level",
+        "scope",
+        "proposal",
+        "delta",
+        "auto_apply_allowed",
+    ):
+        assert token in system
+
+
+def test_system_lists_evolution_types() -> None:
+    system, _ = build_evolution_extraction_messages(_snapshot())
+    for t in ("personality", "procedural", "tool_strategy", "memory"):
+        assert t in system
+
+
+def test_system_states_level_semantics() -> None:
+    system, _ = build_evolution_extraction_messages(_snapshot())
+    assert "L4" in system
+
+
+def test_user_includes_snapshot_signals() -> None:
+    _, user = build_evolution_extraction_messages(_snapshot())
+    assert "喜欢简洁回答" in user
+    assert "身份：魂镜" in user
+    assert "25" in user
+
+
+def test_user_handles_empty_personality() -> None:
+    snap = _snapshot()
+    snap.personality_summary = ""
+    _, user = build_evolution_extraction_messages(snap)
+    assert isinstance(user, str)
+    assert len(user) > 0