code: def test_df_column(self):
      df_col = ColumnCatalogEntry(
          "name", ColumnType.TEXT, is_nullable=False
      )
      df_col.array_dimensions = [1, 2]
      df_col.table_id = 1
      self.assertEqual(df_col.array_type, None)
      self.assertEqual(df_col.array_dimensions, [1, 2])
      self.assertEqual(df_col.is_nullable, False)
      self.assertEqual(df_col.name, "name")
      self.assertEqual(df_col.type, ColumnType.TEXT)
      self.assertEqual(df_col.table_id, 1)
      self.assertEqual(df_col.row_id, None)
  
file_path: evadb/test/unit_tests/catalog/models/test_models.py
imports: import unittest
  from evadb.catalog.catalog_type import ColumnType, NdArrayType, TableType
  from evadb.catalog.models.column_catalog import ColumnCatalogEntry
  from evadb.catalog.models.function_catalog import FunctionCatalogEntry
  from evadb.catalog.models.function_io_catalog import FunctionIOCatalogEntry
  from evadb.catalog.models.index_catalog import IndexCatalogEntry
  from evadb.catalog.models.table_catalog import TableCatalogEntry
label_desc: Use image node_id 1 for calling the CatalogModelsTest obj's underlying member method code with example usage: obj.test_df_column() without return types