test_cloudvolume.py 文件源码

def test_exists():

    # Bbox version
    delete_layer()
    cv, data = create_layer(size=(128,64,64,1), offset=(0,0,0))

    defexists = Bbox( (0,0,0), (128,64,64) )
    results = cv.exists(defexists)
    assert len(results) == 2
    assert results['1_1_1/0-64_0-64_0-64'] == True
    assert results['1_1_1/64-128_0-64_0-64'] == True

    fpath = os.path.join(cv.layer_cloudpath, cv.key, '64-128_0-64_0-64')
    fpath = fpath.replace('file://', '') + '.gz'
    os.remove(fpath)

    results = cv.exists(defexists)
    assert len(results) == 2
    assert results['1_1_1/0-64_0-64_0-64'] == True
    assert results['1_1_1/64-128_0-64_0-64'] == False

    # Slice version
    delete_layer()
    cv, data = create_layer(size=(128,64,64,1), offset=(0,0,0))

    defexists = np.s_[ 0:128, :, : ]

    results = cv.exists(defexists)
    assert len(results) == 2
    assert results['1_1_1/0-64_0-64_0-64'] == True
    assert results['1_1_1/64-128_0-64_0-64'] == True

    fpath = os.path.join(cv.layer_cloudpath, cv.key, '64-128_0-64_0-64')
    fpath = fpath.replace('file://', '') + '.gz'
    os.remove(fpath)

    results = cv.exists(defexists)
    assert len(results) == 2
    assert results['1_1_1/0-64_0-64_0-64'] == True
    assert results['1_1_1/64-128_0-64_0-64'] == False