code: def test_rename_columns(self):
      t = self.t_env.from_elements(
          [(1, "Hi", "Hello")], ["a", "b", "c"]
      )
      result = t.select(t.a, t.b, t.c).rename_columns(
          t.a.alias("d"), t.c.alias("f"), t.b.alias("e")
      )
      resolved_schema = (
          result._j_table.getQueryOperation().getResolvedSchema()
      )
      self.assertEqual(
          ["d", "e", "f"], list(resolved_schema.getColumnNames())
      )
  
imports: from pyflink.testing.test_case_utils import PyFlinkStreamTableTestCase
label_desc: Use image node_id 3 for calling the StreamTableColumnsOperationTests obj's underlying member method code with example usage: obj.test_rename_columns() without return types