refactor: 优化数据库操作和模型定义，增强表达方式和黑话表的插入逻辑

pytests/common_test/test_jargon_schema.py

@@ -0,0 +1,84 @@
+"""测试黑话表结构和基础插入行为。"""
+
+from typing import Generator
+
+import pytest
+from sqlalchemy.pool import StaticPool
+from sqlmodel import Session, SQLModel, create_engine
+
+from src.common.database.database_model import Jargon
+
+
+@pytest.fixture(name="jargon_engine")
+def jargon_engine_fixture() -> Generator:
+    """创建仅用于黑话表测试的内存数据库引擎。
+
+    Yields:
+        Generator: 供测试使用的 SQLite 内存引擎。
+    """
+    engine = create_engine(
+        "sqlite://",
+        connect_args={"check_same_thread": False},
+        poolclass=StaticPool,
+    )
+    SQLModel.metadata.create_all(engine)
+    yield engine
+
+
+def test_jargon_insert_assigns_auto_increment_id(jargon_engine) -> None:
+    """黑话表在新库中应能自动分配自增主键。"""
+    with Session(jargon_engine) as session:
+        jargon = Jargon(
+            content="VF8V4L",
+            raw_content='["[1] test"]',
+            meaning="",
+            session_id_dict='{"session-a": 1}',
+            count=1,
+            is_jargon=True,
+            is_complete=False,
+            is_global=True,
+            last_inference_count=0,
+        )
+        session.add(jargon)
+        session.commit()
+        session.refresh(jargon)
+
+    assert jargon.id is not None
+    assert jargon.id > 0
+
+
+def test_jargon_insert_allows_same_content_with_different_rows(jargon_engine) -> None:
+    """黑话内容不应再被错误地绑成复合主键的一部分。"""
+    with Session(jargon_engine) as session:
+        first_jargon = Jargon(
+            content="表情1",
+            raw_content='["[1] first"]',
+            meaning="",
+            session_id_dict='{"session-a": 1}',
+            count=1,
+            is_jargon=True,
+            is_complete=False,
+            is_global=False,
+            last_inference_count=0,
+        )
+        second_jargon = Jargon(
+            content="表情1",
+            raw_content='["[1] second"]',
+            meaning="",
+            session_id_dict='{"session-b": 1}',
+            count=1,
+            is_jargon=True,
+            is_complete=False,
+            is_global=False,
+            last_inference_count=0,
+        )
+
+        session.add(first_jargon)
+        session.add(second_jargon)
+        session.commit()
+        session.refresh(first_jargon)
+        session.refresh(second_jargon)
+
+    assert first_jargon.id is not None
+    assert second_jargon.id is not None
+    assert first_jargon.id != second_jargon.id