def METHOD_NAME(self, mock_co):
    if not os.path.exists(self.workspace_dir):
        os.makedirs(self.workspace_dir)
        file_path = os.path.join(self.workspace_dir, "test_file.txt")
        open(file_path, "a").close()
    self.condorjob.delete()
    # Check if close_remote is called
    mock_co.close_remote.assert_called()
    # Check if file has been removed
    self.assertFalse(os.path.isfile(file_path))