def test_featurize_trackers_raises_on_missing_state_featurizer(
default_domain: Domain):
tracker_featurizer = TrackerFeaturizer()
with pytest.raises(ValueError):
tracker_featurizer.featurize_trackers([], default_domain,
RegexInterpreter())
def test_convert_labels_to_ids(domain: Domain):
trackers_as_actions = [
["utter_greet", "utter_channel"],
["utter_greet", "utter_default", "utter_goodbye"],
]
tracker_featurizer = TrackerFeaturizer()
actual_output = tracker_featurizer._convert_labels_to_ids(
trackers_as_actions, domain)
expected_output = np.array([np.array([14, 11]), np.array([14, 12, 13])])
assert expected_output.size == actual_output.size
for expected_array, actual_array in zip(expected_output, actual_output):
assert np.all(expected_array == actual_array)