Fix typo in test name for columns. Move .engine and .compile into a base

class. Scaffold in the Table Comment unit tests.

Signed-off-by: Jesse Whitehouse <[email protected]>

Author: Jesse Whitehouse

src/databricks/sqlalchemy/test_local/test_ddl.py

@@ -2,15 +2,17 @@
 from sqlalchemy import Column, MetaData, String, Table, create_engine
 from sqlalchemy.schema import CreateTable, DropColumnComment, SetColumnComment
 
-
-class TestTableCommentDDL:
+class DDLTestBase:
     engine = create_engine(
         "databricks://token:****@****?http_path=****&catalog=****&schema=****"
     )
 
     def compile(self, stmt):
         return str(stmt.compile(bind=self.engine))
 
+
+class TestColumnCommentDDL(DDLTestBase):
+
     @pytest.fixture
     def metadata(self) -> MetaData:
         """Assemble a metadata object with one table containing one column."""
@@ -45,3 +47,6 @@ def test_alter_table_drop_column_comment(self, column):
         stmt = DropColumnComment(column)
         output = self.compile(stmt)
         assert output == "ALTER TABLE foobar ALTER COLUMN foo COMMENT ''"
+
+class TestTableCommentDDL(DDLTestBase):
+    pass