def testAddingAndRemovingLayers( self ):
lsm = LayerStackModel()
sims = StackedImageSources( lsm )
ims_view = sims.viewImageSources()
self.assertEqual(len(lsm), 0)
self.assertEqual(len(sims), 0)
self.assertEqual(len(ims_view), 0)
lsm.append(self.layer1)
lsm.append(self.layer2)
sims.register(self.layer1, self.ims1)
sims.register(self.layer2, self.ims2)
self.assertEqual(sims.isRegistered(self.layer1), True)
self.assertEqual(sims.isRegistered(self.layer2), True)
self.assertEqual(len(lsm), 2)
self.assertEqual(len(sims), 2)
self.assertEqual(len(ims_view), 2)
self.assertEqual(ims_view[0], self.ims2)
self.assertEqual(ims_view[1], self.ims1)
lsm.append(self.layer3)
self.assertEqual(len(lsm), 3)
self.assertEqual(len(sims), 2)
self.assertEqual(len(ims_view), 2)
self.assertEqual(ims_view[0], self.ims2)
self.assertEqual(ims_view[1], self.ims1)
self.assertEqual(sims.isRegistered(self.layer1), True)
self.assertEqual(sims.isRegistered(self.layer2), True)
lsm.selectRow(1) # layer2
lsm.deleteSelected()
self.assertEqual(len(lsm), 2)
self.assertEqual(len(sims), 1)
self.assertEqual(len(ims_view), 1)
self.assertEqual(ims_view[0], self.ims1)
self.assertEqual(sims.isRegistered(self.layer1), True)
self.assertEqual(sims.isRegistered(self.layer2), False)
lsm.selectRow(0) # layer3
lsm.deleteSelected()
self.assertEqual(len(lsm), 1)
self.assertEqual(len(sims), 1)
self.assertEqual(len(ims_view), 1)
self.assertEqual(ims_view[0], self.ims1)
self.assertEqual(sims.isRegistered(self.layer1), True)
self.assertEqual(sims.isRegistered(self.layer2), False)
sims.deregister(self.layer1)
self.assertEqual(len(lsm), 1)
self.assertEqual(len(sims), 0)
self.assertEqual(len(ims_view), 0)
self.assertEqual(sims.isRegistered(self.layer1), False)
self.assertEqual(sims.isRegistered(self.layer2), False)
def testAddingAndRemovingLayers(self):
lsm = LayerStackModel()
sims = StackedImageSources(lsm)
ims_view = sims.viewImageSources()
self.assertEqual(len(lsm), 0)
self.assertEqual(len(sims), 0)
self.assertEqual(len(ims_view), 0)
lsm.append(self.layer1)
lsm.append(self.layer2)
sims.register(self.layer1, self.ims1)
sims.register(self.layer2, self.ims2)
self.assertEqual(sims.isRegistered(self.layer1), True)
self.assertEqual(sims.isRegistered(self.layer2), True)
self.assertEqual(len(lsm), 2)
self.assertEqual(len(sims), 2)
self.assertEqual(len(ims_view), 2)
self.assertEqual(ims_view[0], self.ims2)
self.assertEqual(ims_view[1], self.ims1)
lsm.append(self.layer3)
self.assertEqual(len(lsm), 3)
self.assertEqual(len(sims), 2)
self.assertEqual(len(ims_view), 2)
self.assertEqual(ims_view[0], self.ims2)
self.assertEqual(ims_view[1], self.ims1)
self.assertEqual(sims.isRegistered(self.layer1), True)
self.assertEqual(sims.isRegistered(self.layer2), True)
lsm.selectRow(1) # layer2
lsm.deleteSelected()
self.assertEqual(len(lsm), 2)
self.assertEqual(len(sims), 1)
self.assertEqual(len(ims_view), 1)
self.assertEqual(ims_view[0], self.ims1)
self.assertEqual(sims.isRegistered(self.layer1), True)
self.assertEqual(sims.isRegistered(self.layer2), False)
lsm.selectRow(0) # layer3
lsm.deleteSelected()
self.assertEqual(len(lsm), 1)
self.assertEqual(len(sims), 1)
self.assertEqual(len(ims_view), 1)
self.assertEqual(ims_view[0], self.ims1)
self.assertEqual(sims.isRegistered(self.layer1), True)
self.assertEqual(sims.isRegistered(self.layer2), False)
sims.deregister(self.layer1)
self.assertEqual(len(lsm), 1)
self.assertEqual(len(sims), 0)
self.assertEqual(len(ims_view), 0)
self.assertEqual(sims.isRegistered(self.layer1), False)
self.assertEqual(sims.isRegistered(self.layer2), False)
