def test_display():
"""
Test display setting.
"""
dims = Dims(4)
assert dims.display == [False] * 4
dims.set_display(0, True)
dims.set_display(1, True)
assert dims.display == [True, True, False, False]
dims._set_2d_viewing()
assert dims.display == [False, False, True, True]
def test_indices():
"""
Test indices values.
"""
dims = Dims(4)
# On instantiation no dims are displayed and the indices default to 0
assert dims.indices == (0, ) * 4
dims._set_2d_viewing()
# On 2D viewing the last two dims are now set to sliced mode
assert dims.indices == (0, ) * 2 + (slice(None, None, None), ) * 2
dims.set_point(0, 2)
dims.set_point(1, 3)
# Set the values of the first two dims in point mode
assert dims.indices == (2, 3) + (slice(None, None, None), ) * 2
