def test_memmap_text():
    folder = tempfile.gettempdir()
    filename = os.path.join(folder, 'memmap')
    
    x = np.random.randint(size=(MemMappedText.BUFFER_SIZE + 1000, 10), 
        low=0, high=100)
    save_text(filename, x)
    
    m = MemMappedText(filename, np.int32)
    
    l = m.next()
    i = 0
    while l is not None:
        assert np.array_equal(l, x[i, :])
        i += 1
        l = m.next()
示例#2
0
def setup():
    
    # Create mock directory if needed.
    dir = TEST_FOLDER
        
    # Create mock data.
    waveforms = create_waveforms(nspikes, nsamples, nchannels)
    features = create_features(nspikes, nchannels, fetdim, duration, freq)
    clusters = create_clusters(nspikes, nclusters)
    
    cluster_colors = create_cluster_colors(nclusters)
    cluster_groups = create_cluster_groups(nclusters)
    cluster_info = pd.DataFrame(
            {'color': cluster_colors, 
             'group': cluster_groups}, 
         dtype=np.int32,
         index=np.unique(clusters))
    
    group_colors = create_group_colors(ngroups)
    group_names = create_group_names(ngroups)
    group_info = pd.DataFrame(
            {'color': group_colors, 
             'name': group_names}, 
         index=np.arange(ngroups))
         
    masks = create_masks(nspikes, nchannels, fetdim)
    xml = create_xml(nchannels, nsamples, fetdim)
    probe = create_probe(nchannels)
    
    # Create mock files.
    save_binary(os.path.join(dir, 'test.spk.1'), waveforms)
    save_text(os.path.join(dir, 'test.fet.1'), features,
        header=nchannels * fetdim + 1)
    save_text(os.path.join(dir, 'test.aclu.1'), clusters, header=nclusters)
    save_text(os.path.join(dir, 'test.clu.1'), clusters, header=nclusters)
    save_text(os.path.join(dir, 'test.fmask.1'), masks, header=nclusters,
        fmt='%.6f')
    save_text(os.path.join(dir, 'test.xml'), xml)
    save_text(os.path.join(dir, 'test.probe'), probe)