public void drop_table_throws_exception_without_tablename()
 {
     var op = new SqlDropColumnOperation { SchemaName = "dbo", TableName = null, ColumnName = "Foo"};
     op.ToString();
     Assert.Fail();
 }
 public void drop_table_creates_expected_sql_with_schema_and_table()
 {
     var op = new SqlDropColumnOperation {SchemaName = "dbo", TableName = "Foo", ColumnName = "Bar"};
     Assert.AreEqual("ALTER TABLE [dbo].[Foo] DROP COLUMN [Bar]", op.ToString());
 }