def test_remove_selected():
"""Test removing selected layers."""
layers = LayerList()
layer_a = Image(np.random.random((10, 10)))
layer_b = Image(np.random.random((15, 15)))
layer_c = Image(np.random.random((15, 15)))
layers.append(layer_a)
layers.append(layer_b)
layers.append(layer_c)
# remove last added layer as only one selected
layers.selection.clear()
layers.selection.add(layer_c)
layers.remove_selected()
assert list(layers) == [layer_a, layer_b]
# select and remove all layersay
layers.select_all()
layers.remove_selected()
assert len(layers) == 0
def test_removing_layers(qtbot):
"""
Test removing layers.
"""
layers = LayerList()
view = QtLayerList(layers)
qtbot.addWidget(view)
layer_a = Image(np.random.random((10, 10)))
layer_b = Image(np.random.random((15, 15)))
layer_c = Image(np.random.random((15, 15)))
layer_d = Image(np.random.random((15, 15)))
layers.append(layer_a)
layers.append(layer_b)
layers.append(layer_c)
layers.append(layer_d)
# Check layout and layers list match after removing a layer
layers.remove(layer_b)
assert view.vbox_layout.count() == 2 * (len(layers) + 1)
assert check_layout_layers(view.vbox_layout, layers)
assert check_layout_dividers(view.vbox_layout, len(layers))
# Check layout and layers list match after removing a layer
layers.remove(layer_d)
assert view.vbox_layout.count() == 2 * (len(layers) + 1)
assert check_layout_layers(view.vbox_layout, layers)
assert check_layout_dividers(view.vbox_layout, len(layers))
layers.append(layer_b)
layers.append(layer_d)
# Select first and third layers
for layer, s in zip(layers, [True, True, False, False]):
layer.selected = s
layers.remove_selected()
assert view.vbox_layout.count() == 2 * (len(layers) + 1)
assert check_layout_layers(view.vbox_layout, layers)
assert check_layout_dividers(view.vbox_layout, len(layers))
def test_remove_selected():
"""
Test removing selected layers
"""
layers = LayerList()
layer_a = Image(np.random.random((10, 10)))
layer_b = Image(np.random.random((15, 15)))
layer_c = Image(np.random.random((15, 15)))
layer_d = Image(np.random.random((15, 15)))
layers.append(layer_a)
layers.append(layer_b)
layers.append(layer_c)
# remove last added layer as only one selected
layers.remove_selected()
assert list(layers) == [layer_a, layer_b]
# check that the next to last layer is now selected
assert [lay.selected for lay in layers] == [False, True]
layers.remove_selected()
assert list(layers) == [layer_a]
assert [lay.selected for lay in layers] == [True]
# select and remove first layer only
layers.append(layer_b)
layers.append(layer_c)
assert list(layers) == [layer_a, layer_b, layer_c]
layer_a.selected = True
layer_b.selected = False
layer_c.selected = False
layers.remove_selected()
assert list(layers) == [layer_b, layer_c]
assert [lay.selected for lay in layers] == [True, False]
# select and remove first and last layer of four
layers.append(layer_a)
layers.append(layer_d)
assert list(layers) == [layer_b, layer_c, layer_a, layer_d]
layer_a.selected = False
layer_b.selected = True
layer_c.selected = False
layer_d.selected = True
layers.remove_selected()
assert list(layers) == [layer_c, layer_a]
assert [lay.selected for lay in layers] == [True, False]
# select and remove middle two layers of four
layers.append(layer_b)
layers.append(layer_d)
layer_a.selected = True
layer_b.selected = True
layer_c.selected = False
layer_d.selected = False
layers.remove_selected()
assert list(layers) == [layer_c, layer_d]
assert [lay.selected for lay in layers] == [True, False]
# select and remove all layersay
for lay in layers:
lay.selected = True
layers.remove_selected()
assert len(layers) == 0
def test_remove_selected():
"""
Test removing selected layers
"""
layers = LayerList()
layer_a = Image(np.random.random((10, 10)))
layer_b = Image(np.random.random((15, 15)))
layer_c = Image(np.random.random((15, 15)))
layer_d = Image(np.random.random((15, 15)))
layers.append(layer_a)
layers.append(layer_b)
layers.append(layer_c)
# remove last added layer as only one selected
layers.remove_selected()
assert list(layers) == [layer_a, layer_b]
# remove no layers as none selected
layers.remove_selected()
assert list(layers) == [layer_a, layer_b]
# select and remove first layer only
layers.append(layer_c)
layer_c.selected = False
layer_a.selected = True
layers.remove_selected()
assert list(layers) == [layer_b, layer_c]
# select and remove first and last layer of four
layers.append(layer_a)
layers.append(layer_d)
layer_b.selected = True
layers.remove_selected()
assert list(layers) == [layer_c, layer_a]
# select and remove middle two layers of four
layers.append(layer_b)
layers.append(layer_d)
layer_a.selected = True
layer_b.selected = True
layer_d.selected = False
layers.remove_selected()
assert list(layers) == [layer_c, layer_d]
# select and remove all layers
for l in layers:
l.selected = True
layers.remove_selected()
assert len(layers) == 0
