Squashed 'paste-framework/' content from commit 34e8684

git-subtree-dir: paste-framework
git-subtree-split: 34e8684c4bc3cebbe177509f42ab4ef5b5425a7a

tests/integration/test_db_connection.py

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+"""
+数据库连接集成测试。
+需要真实数据库连接，默认被跳过。
+运行方式：pytest tests/integration/ -v
+"""
+
+import pytest
+from paste.db.basetable import BaseTable
+from paste.db.baseadapter import BaseAdapter
+
+
+@pytest.mark.integration
+class TestDbConnection:
+    """数据库连接基础测试"""
+
+    @pytest.mark.skip(reason="需要真实数据库连接")
+    @pytest.mark.asyncio
+    async def test_ping_database(self):
+        """测试数据库连通性"""
+        result = BaseAdapter.ping()
+        assert result is True
+
+    @pytest.mark.skip(reason="需要真实数据库连接")
+    @pytest.mark.asyncio
+    async def test_tables_in_db(self):
+        """测试获取表列表"""
+        tables = await BaseTable.tables_in_db()
+        assert isinstance(tables, list)
+        # 验证返回的表名称都是字符串
+        for table in tables:
+            assert isinstance(table, str)
+
+    @pytest.mark.skip(reason="需要真实数据库连接")
+    @pytest.mark.asyncio
+    async def test_is_table_exist(self):
+        """测试表存在性判断"""
+        # 测试存在的表（information_schema.tables 必然存在）
+        exists = await BaseTable.is_table_exist('information_schema')
+        assert isinstance(exists, bool)