EXtra-data/extra_data/tests/test_keydata.py at 2209e747dfb4908fbdf0045651d5202c1c05a934 · European-XFEL/EXtra-data · GitHub

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import numpy as np
import pytest

from extra_data import H5File, RunDirectory
from extra_data.exceptions import TrainIDError


def test_get_keydata(mock_spb_raw_run):
    run = RunDirectory(mock_spb_raw_run)
    print(run.instrument_sources)
    am0 = run['SPB_DET_AGIPD1M-1/DET/0CH0:xtdf', 'image.data']
    assert len(am0.files) == 1
    assert am0.section == 'INSTRUMENT'
    assert am0.entry_shape == (2, 512, 128)
    assert am0.ndim == 4
    assert am0.dtype == np.dtype('u2')

    xgm_beam_x = run['SPB_XTD9_XGM/DOOCS/MAIN', 'beamPosition.ixPos.value']
    assert len(xgm_beam_x.files) == 2
    assert xgm_beam_x.section == 'CONTROL'
    assert xgm_beam_x.entry_shape == ()
    assert xgm_beam_x.ndim == 1
    assert xgm_beam_x.dtype == np.dtype('f4')

def test_select_trains(mock_spb_raw_run):
    run = RunDirectory(mock_spb_raw_run)
    xgm_beam_x = run['SPB_XTD9_XGM/DOOCS/MAIN', 'beamPosition.ixPos.value']
    assert xgm_beam_x.shape == (64,)

    sel1 = xgm_beam_x[:20]  # Equivalent to .select_trains(np.s_[:20])
    assert sel1.shape == (20,)
    assert len(sel1.files) == 1

    # Empty selection
    sel2 = xgm_beam_x[80:]
    assert sel2.shape == (0,)
    assert len(sel2.files) == 0
    assert sel2.xarray().shape == (0,)

    # Single train
    sel3 = xgm_beam_x[32]
    assert sel3.shape == (1,)


def test_nodata(mock_fxe_raw_run):
    run = RunDirectory(mock_fxe_raw_run)
    cam_pix = run['FXE_XAD_GEC/CAM/CAMERA_NODATA:daqOutput', 'data.image.pixels']

    assert cam_pix.train_ids == list(range(10000, 10480))
    assert len(cam_pix.files) == 2
    assert cam_pix.shape == (0, 255, 1024)

    arr = cam_pix.xarray()
    assert arr.shape == (0, 255, 1024)
    assert arr.dtype == np.dtype('u2')

    assert list(cam_pix.trains()) == []
    tid, data = cam_pix.train_from_id(10010)
    assert tid == 10010
    assert data.shape == (0, 255, 1024)


def test_iter_trains(mock_spb_raw_run):
    run = RunDirectory(mock_spb_raw_run)
    xgm_beam_x = run['SPB_XTD9_XGM/DOOCS/MAIN', 'beamPosition.ixPos.value']

    assert [t for (t, _) in xgm_beam_x.trains()] == list(range(10000, 10064))
    for _, v in xgm_beam_x.trains():
        assert isinstance(v, np.float32)
        break

def test_get_train(mock_spb_raw_run):
    run = RunDirectory(mock_spb_raw_run)
    xgm_beam_x = run['SPB_XTD9_XGM/DOOCS/MAIN', 'beamPosition.ixPos.value']

    tid, val = xgm_beam_x.train_from_id(10005)
    assert tid == 10005
    assert isinstance(val, np.float32)

    with pytest.raises(TrainIDError):
        xgm_beam_x.train_from_id(11000)

    tid, _ = xgm_beam_x.train_from_index(-10)
    assert tid == 10054

    with pytest.raises(IndexError):
        xgm_beam_x.train_from_index(9999)


def test_data_counts(mock_reduced_spb_proc_run):
    run = RunDirectory(mock_reduced_spb_proc_run)

    # control data
    xgm_beam_x = run['SPB_XTD9_XGM/DOOCS/MAIN', 'beamPosition.ixPos.value']
    count = xgm_beam_x.data_counts()
    assert count.index.tolist() == xgm_beam_x.train_ids
    assert (count.values == 1).all()

    # instrument data
    camera = run['SPB_IRU_CAM/CAM/SIDEMIC:daqOutput', 'data.image.pixels']
    count = camera.data_counts()
    assert count.index.tolist() == camera.train_ids

    mod = run['SPB_DET_AGIPD1M-1/DET/0CH0:xtdf', 'image.data']
    count = mod.data_counts()
    assert count.index.tolist() == mod.train_ids
    assert count.values.sum() == mod.shape[0]


def test_select_by(mock_spb_raw_run):
    run = RunDirectory(mock_spb_raw_run)
    am0 = run['SPB_DET_AGIPD1M-1/DET/0CH0:xtdf', 'image.data']

    subrun = run.select(am0)
    assert subrun.all_sources == {am0.source}
    assert subrun.keys_for_source(am0.source) == {am0.key}


def test_empty_dataset(mock_empty_dataset_file):

    run = H5File(mock_empty_dataset_file)
    kd = run['SA1_XTD2_XGM/DOOCS/MAIN:output', 'data.intensityTD']
    assert kd.ndarray().size == 0
    assert kd.xarray().size == 0
    assert kd.dask_array().size == 0

    tid, data = kd.train_from_index(0)
    assert data.shape == (0, 1000)

    kd = run['SA1_XTD2_XGM/DOOCS/MAIN', 'pulseEnergy.photonFlux.value']
    assert kd.series().size == 0
    tid, data = kd.train_from_index(0)
    assert tid == 10000
    assert data.shape == (0,)

    assert len(list(kd.trains())) == 0