def pytestcase_load_event_plus_delta_t_npy(tmpdir): """Tests loading a define number of events and consecutively a time window""" filename, bboxes = create_temporary_npy_file( tmpdir, "load_event_plus_delta_t", "99999 0 BB_CREATE 7 96 102 22 21 0.3\n" "99999 2 BB_CREATE 7 127 87 53 53 0.3\n" "99999 3 BB_CREATE 7 141 81 119 78 0.7\n" "100000 4 BB_CREATE 7 97 102 22 21 0.3\n" "100000 5 BB_CREATE 6 8 69 51 53 0.6\n" "199999 6 BB_CREATE 7 127 87 53 53 0.4\n" "199999 7 BB_CREATE 7 141 81 119 78 0.7\n") record = EventNpyReader(filename) assert record.current_event_index() == 0 assert record.event_count() == 7 assert record.current_time == 0 events = record.load_n_events(3) assert record.done is False # current time should be the timestamp of the event that will be loaded next assert record.current_time == 99999 + 1 events = record.load_delta_t(15000) assert record.current_event_index() == 0 + 3 + 2 assert all([ np.allclose(events[name], bboxes[name][3:5]) for name in events.dtype.names ]) assert record.done is False assert record.current_time == 99999 + 1 + 15000 assert record.done is False
def pytestcase_load_n_events_too_much_npy(tmpdir): """Tests loading too many events""" filename, bboxes = create_temporary_npy_file( tmpdir, "load_n_events_too_much", "99999 0 BB_CREATE 7 96 102 22 21 0.3\n" "99999 2 BB_CREATE 7 127 87 53 53 0.3\n" "99999 3 BB_CREATE 7 141 81 119 78 0.7\n" "199999 4 BB_CREATE 7 97 102 22 21 0.3\n" "199999 5 BB_CREATE 6 8 69 51 53 0.6\n" "199999 6 BB_CREATE 7 127 87 53 53 0.4\n" "199999 7 BB_CREATE 7 141 81 119 78 0.7\n") record = EventNpyReader(filename) assert record.current_event_index() == 0 assert record.event_count() == 7 events = record.load_n_events(3) assert record.done is False events = record.load_n_events(10) assert all([ np.allclose(events[name], bboxes[name][3:]) for name in events.dtype.names ]) # we loaded n_events events, so cursor should have been shifted by 10*8 assert record.current_event_index() == 0 + record.event_count() assert record.done # current time should be the timestamp of the last event + 1 assert record.current_time == 199999 + 1
def pytestcase_seek_time_before_first_event_npy(tmpdir): """Tests seeking in a file at a position in time lower than first event timestamp""" filename, bboxes = create_temporary_npy_file( tmpdir, "seek_time_before first_event", "99999 0 BB_CREATE 7 96 102 22 21 0.3\n" "99999 2 BB_CREATE 7 127 87 53 53 0.3\n" "99999 3 BB_CREATE 7 141 81 119 78 0.7\n" "100000 4 BB_CREATE 7 97 102 22 21 0.3\n" "100000 5 BB_CREATE 6 8 69 51 53 0.6\n" "100000 6 BB_CREATE 7 127 87 53 53 0.4\n" "199999 7 BB_CREATE 7 141 81 119 78 0.7\n") record = EventNpyReader(filename) assert record.current_event_index() == 0 assert record.event_count() == 7 assert record.current_time == 0 record.seek_time(9000) assert record.current_event_index() == 0 + 0 assert record.done is False assert record.current_time == 9000
def pytestcase_seek_event_future_npy(tmpdir): """Tests seeking at a define position (after n events)""" filename, bboxes = create_temporary_npy_file( tmpdir, "seek_event_future", "99999 0 BB_CREATE 7 96 102 22 21 0.3\n" "99999 2 BB_CREATE 7 127 87 53 53 0.3\n" "99999 3 BB_CREATE 7 141 81 119 78 0.7\n" "100000 4 BB_CREATE 7 97 102 22 21 0.3\n" "100001 5 BB_CREATE 6 8 69 51 53 0.6\n" "199998 6 BB_CREATE 7 127 87 53 53 0.4\n" "199999 7 BB_CREATE 7 141 81 119 78 0.7\n") record = EventNpyReader(filename) assert record.current_event_index() == 0 assert record.event_count() == 7 assert record.current_time == 0 record.seek_event(3) assert record.current_event_index() == 0 + 3 assert record.done is False # current_time should be the timestamp of the fourth event assert record.current_time == 100000
def pytestcase_seek_time_with_negative_time_npy(tmpdir): """Tests seeking in a file at a position with negative time""" filename, bboxes = create_temporary_npy_file( tmpdir, "seek_time_with_negative_time", "99999 0 BB_CREATE 7 96 102 22 21 0.3\n" "99999 2 BB_CREATE 7 127 87 53 53 0.3\n" "99999 3 BB_CREATE 7 141 81 119 78 0.7\n" "100000 4 BB_CREATE 7 97 102 22 21 0.3\n" "100000 5 BB_CREATE 6 8 69 51 53 0.6\n" "100000 6 BB_CREATE 7 127 87 53 53 0.4\n" "199999 7 BB_CREATE 7 141 81 119 78 0.7\n") record = EventNpyReader(filename) assert record.current_event_index() == 0 assert record.event_count() == 7 assert record.current_time == 0 record.seek_time(-15) assert record.current_event_index() == 0 + 0 assert record.done is False # current_time should be last event timestamp + 1 assert record.current_time == 0
def pytestcase_seek_time_after_last_event_npy(tmpdir): """Tests seeking in a file at a position in time higher than last event timestamp""" filename, bboxes = create_temporary_npy_file( tmpdir, "seek_time_after_last_event", "99999 0 BB_CREATE 7 96 102 22 21 0.3\n" "99999 2 BB_CREATE 7 127 87 53 53 0.3\n" "99999 3 BB_CREATE 7 141 81 119 78 0.7\n" "100000 4 BB_CREATE 7 97 102 22 21 0.3\n" "100000 5 BB_CREATE 6 8 69 51 53 0.6\n" "100000 6 BB_CREATE 7 127 87 53 53 0.4\n" "199999 7 BB_CREATE 7 141 81 119 78 0.7\n") record = EventNpyReader(filename) assert record.current_event_index() == 0 assert record.event_count() == 7 assert record.current_time == 0 record.seek_time(20000000) assert record.current_event_index() == 0 + record.event_count() assert record.done # current_time should be last event timestamp + 1 assert record.current_time == 199999 + 1
def pytestcase_seek_time_with_numerous_events_npy(tmpdir): """Tests seeking in a file containing with many events at a position defined by a timestamp. The fact that there are numerous events implies that position should be found using dichotomy plus numpy searchsort""" filename, bboxes = create_temporary_npy_file( tmpdir, "seek_time_with_numerous_events", "99999 0 BB_CREATE 7 96 102 22 21 0.3\n" "99999 2 BB_CREATE 7 127 87 53 53 0.3\n" "99999 3 BB_CREATE 7 141 81 119 78 0.7\n" "100000 4 BB_CREATE 7 97 102 22 21 0.3\n" "100000 5 BB_CREATE 6 8 69 51 53 0.6\n" "100000 6 BB_CREATE 7 127 87 53 53 0.4\n" "199999 7 BB_CREATE 7 141 81 119 78 0.7\n") record = EventNpyReader(filename) assert record.current_event_index() == 0 assert record.event_count() == 7 assert record.current_time == 0 record.seek_time(100000) assert record.current_event_index() == 0 + 3 assert record.done is False assert record.current_time == 100000
def pytestcase_seek_time_exactly_on_an_event_npy(tmpdir): """Tests seeking in a file at an exact event timestamp position""" filename, bboxes = create_temporary_npy_file( tmpdir, "seek_time_exactly_on_an_event", "99997 0 BB_CREATE 7 96 102 22 21 0.3\n" "99998 2 BB_CREATE 7 127 87 53 53 0.3\n" "99999 3 BB_CREATE 7 141 81 119 78 0.7\n" "100000 4 BB_CREATE 7 97 102 22 21 0.3\n" "100001 5 BB_CREATE 6 8 69 51 53 0.6\n" "100002 6 BB_CREATE 7 127 87 53 53 0.4\n" "199999 7 BB_CREATE 7 141 81 119 78 0.7\n") record = EventNpyReader(filename) assert record.current_event_index() == 0 assert record.event_count() == 7 assert record.current_time == 0 record.seek_time(100001) # event with timestamp 131200 is the 5th event, it should not be loaded assert record.current_event_index() == 0 + 4 assert record.done is False # current_time should be the 5th event timestamp assert record.current_time == 100001
def pytestcase_seek_event_too_large_npy(tmpdir): """Tests seeking in the file after a number of events superior to the number of events in the whole file""" filename, bboxes = create_temporary_npy_file( tmpdir, "seek_event_too_large", "99999 0 BB_CREATE 7 96 102 22 21 0.3\n" "99999 2 BB_CREATE 7 127 87 53 53 0.3\n" "99999 3 BB_CREATE 7 141 81 119 78 0.7\n" "100000 4 BB_CREATE 7 97 102 22 21 0.3\n" "100001 5 BB_CREATE 6 8 69 51 53 0.6\n" "199998 6 BB_CREATE 7 127 87 53 53 0.4\n" "199999 7 BB_CREATE 7 141 81 119 78 0.7\n") record = EventNpyReader(filename) assert record.current_event_index() == 0 assert record.event_count() == 7 assert record.current_time == 0 record.seek_event(900) assert record.current_event_index() == 0 + 7 assert record.done # current_time should be last event timestamp + 1 assert record.current_time == 199999 + 1
def pytestcase_seek_event_negative_npy(tmpdir): """Tests seeking in the file after a negative number of events""" filename, bboxes = create_temporary_npy_file( tmpdir, "seek_event_negative", "100 0 BB_CREATE 7 96 102 22 21 0.3\n" "200 2 BB_CREATE 7 127 87 53 53 0.3\n" "99999 3 BB_CREATE 7 141 81 119 78 0.7\n" "100000 4 BB_CREATE 7 97 102 22 21 0.3\n" "100001 5 BB_CREATE 6 8 69 51 53 0.6\n" "199998 6 BB_CREATE 7 127 87 53 53 0.4\n" "199999 7 BB_CREATE 7 141 81 119 78 0.7\n") record = EventNpyReader(filename) assert record.current_event_index() == 0 assert record.event_count() == 7 assert record.current_time == 0 record.load_n_events(6) assert record.current_event_index() == 0 + 6 assert record.done is False # current_time should be the timestamp of the seventh event assert record.current_time == 199999 events = record.seek_event(-4) assert record.current_event_index() == 0 + 0 assert record.done is False assert record.current_time == 0
def pytestcase_load_delta_t_npy(tmpdir): """Tests loading events inside a time window""" filename, bboxes = create_temporary_npy_file( tmpdir, "delta_t", "99999 0 BB_CREATE 7 96 102 22 21 0.3\n" "99999 2 BB_CREATE 7 127 87 53 53 0.3\n" "99999 3 BB_CREATE 7 141 81 119 78 0.7\n" "100000 4 BB_CREATE 7 97 102 22 21 0.3\n" "100000 5 BB_CREATE 6 8 69 51 53 0.6\n" "199999 6 BB_CREATE 7 127 87 53 53 0.4\n" "199999 7 BB_CREATE 7 141 81 119 78 0.7\n") record = EventNpyReader(filename) assert record.current_event_index() == 0 assert record.event_count() == 7 assert record.current_time == 0 events = record.load_delta_t(100000) assert record.done is False assert all([ np.allclose(events[name], bboxes[name][:3]) for name in events.dtype.names ]) assert record.current_event_index() == 0 + 3 # current time should be 0 + 100000 assert record.current_time == 100000
def pytestcase_load_n_events_npy(tmpdir): """Tests loading a defined number of events""" filename, bboxes = create_temporary_npy_file( tmpdir, "load_n_events", "99999 0 BB_CREATE 7 96 102 22 21 0.3\n" "99999 2 BB_CREATE 7 127 87 53 53 0.3\n" "99999 3 BB_CREATE 7 141 81 119 78 0.7\n" "199999 4 BB_CREATE 7 97 102 22 21 0.3\n" "199999 5 BB_CREATE 6 8 69 51 53 0.6\n" "199999 6 BB_CREATE 7 127 87 53 53 0.4\n" "199999 7 BB_CREATE 7 141 81 119 78 0.7\n") record = EventNpyReader(filename) assert record.current_event_index() == 0 assert record.event_count() == 7 n_events = 4 events = record.load_n_events(n_events) assert all([ np.allclose(events[name], bboxes[name][:n_events]) for name in events.dtype.names ]) # we loaded n_events events, so cursor should have been shifted by 10*8 assert record.current_event_index() == 0 + n_events assert record.done is False # current time should be the timestamp of the event that will be loaded next assert record.current_time == 199999
def pytestcase_total_time_npy(tmpdir): """Tests accessing file total time without changing position in the file""" filename, bboxes = create_temporary_npy_file( tmpdir, "total_time", "99997 0 BB_CREATE 7 96 102 22 21 0.3\n" "99998 2 BB_CREATE 7 127 87 53 53 0.3\n" "99999 3 BB_CREATE 7 141 81 119 78 0.7\n" "100000 4 BB_CREATE 7 97 102 22 21 0.3\n" "100001 5 BB_CREATE 6 8 69 51 53 0.6\n" "100002 6 BB_CREATE 7 127 87 53 53 0.4\n" "199999 7 BB_CREATE 7 141 81 119 78 0.7\n") record = EventNpyReader(filename) assert record.current_event_index() == 0 assert record.event_count() == 7 assert record.current_time == 0 time = record.total_time() assert time == 199999
def pytestcase_reset_npy(tmpdir): """Tests resetting EventNpyReader object after loading some events""" filename, bboxes = create_temporary_npy_file( tmpdir, "reset", "99999 0 BB_CREATE 7 96 102 22 21 0.3\n" "99999 2 BB_CREATE 7 127 87 53 53 0.3\n" "99999 3 BB_CREATE 7 141 81 119 78 0.7\n" "199999 4 BB_CREATE 7 97 102 22 21 0.3\n" "199999 5 BB_CREATE 6 8 69 51 53 0.6\n" "199999 6 BB_CREATE 7 127 87 53 53 0.4\n" "199999 7 BB_CREATE 7 141 81 119 78 0.7\n") record = EventNpyReader(filename) events = record.load_n_events(10) record.reset() assert record.current_event_index() == 0 assert record.done is False assert record.current_time == 0
def pytestcase_load_delta_t_too_much_npy(tmpdir): """Tests loading events in a time window larger than total file duration""" filename, bboxes = create_temporary_npy_file( tmpdir, "delta_t_too_much", "99999 0 BB_CREATE 7 96 102 22 21 0.3\n" "99999 2 BB_CREATE 7 127 87 53 53 0.3\n" "99999 3 BB_CREATE 7 141 81 119 78 0.7\n" "100000 4 BB_CREATE 7 97 102 22 21 0.3\n" "100000 5 BB_CREATE 6 8 69 51 53 0.6\n" "199999 6 BB_CREATE 7 127 87 53 53 0.4\n" "199999 7 BB_CREATE 7 141 81 119 78 0.7\n") record = EventNpyReader(filename) assert record.current_event_index() == 0 assert record.event_count() == 7 assert record.current_time == 0 events = record.load_delta_t(100000) assert record.done is False events = record.load_delta_t(10 * 100000) assert record.done assert all([ np.allclose(events[name], bboxes[name][3:]) for name in events.dtype.names ]) # current_time should be last event timestamp + 1 assert record.current_time == 199999 + 1