def test_get_index_paths_multiple_html_from_data_dir(self): data_dir = os.path.join(self.test_dir.name, 'multi-html-viz2') os.mkdir(data_dir) multi_html_viz(data_dir, [1, 42]) visualization = Visualization._from_data_dir( data_dir, self.make_provenance_capture()) with self.assertRaises(ValueError): visualization.get_index_paths()