def test_changing_ndim(qtbot):
"""
Test changing the number of dimensions
"""
ndim = 4
view = QtDims(Dims(ndim))
qtbot.addWidget(view)
view.show()
# Check that adding dimensions adds sliders
view.dims.ndim = 5
assert view.nsliders == view.dims.ndim
assert np.sum(view._displayed_sliders) == view.dims.ndim - 2
assert np.all([
s.isVisible() == d
for s, d in zip(view.slider_widgets, view._displayed_sliders)
])
# Check that removing dimensions removes sliders
view.dims.ndim = 2
assert view.nsliders == view.dims.ndim
assert np.sum(view._displayed_sliders) == view.dims.ndim - 2
assert np.all([
s.isVisible() == d
for s, d in zip(view.slider_widgets, view._displayed_sliders)
])
def test_changing_display(qtbot):
"""
Test changing the displayed property of an axis
"""
ndim = 4
view = QtDims(Dims(ndim))
qtbot.addWidget(view)
view.show()
assert view.nsliders == view.dims.ndim
assert np.sum(view._displayed_sliders) == view.dims.ndim - 2
assert np.all([
s.isVisible() == d
for s, d in zip(view.slider_widgets, view._displayed_sliders)
])
# Check changing displayed removes a slider
view.dims.ndisplay = 3
assert view.nsliders == view.dims.ndim
assert np.sum(view._displayed_sliders) == view.dims.ndim - 3
assert np.all([
s.isVisible() == d
for s, d in zip(view.slider_widgets, view._displayed_sliders)
])
def test_singleton_dims(qtbot):
"""
Test singleton dims causes no slider.
"""
ndim = 4
dims = Dims(ndim)
dims.set_range(0, (0, 1, 1))
view = QtDims(dims)
qtbot.addWidget(view)
view.show()
# Check that the dims model has been appended to the dims view
assert view.dims == dims
# Check the number of displayed sliders is only one
assert view.nsliders == 4
assert np.sum(view._displayed_sliders) == 1
assert np.all([
s.isVisible() == d
for s, d in zip(view.slider_widgets, view._displayed_sliders)
])
# Change ndisplay to three
view.dims.ndisplay = 3
# Check no sliders now shown
assert np.sum(view._displayed_sliders) == 0
# Change ndisplay back to two
view.dims.ndisplay = 2
# Check only slider now shown
assert np.sum(view._displayed_sliders) == 1
def test_creating_view(qtbot):
"""
Test creating dims view.
"""
ndim = 4
dims = Dims(ndim)
view = QtDims(dims)
qtbot.addWidget(view)
view.show()
# Check that the dims model has been appended to the dims view
assert view.dims == dims
# Check the number of displayed sliders is two less than the number of
# dimensions
assert view.nsliders == view.dims.ndim
assert np.sum(view._displayed_sliders) == view.dims.ndim - 2
assert np.all([
s.isVisible() == d
for s, d in zip(view.slider_widgets, view._displayed_sliders)
])