def testDestroySegment(self):
cell1 = Cell()
segment1 = cell1.createSegment()
self.assertEqual(segment1.cell, cell1)
segment2 = cell1.createSegment()
self.assertEqual(segment2.cell, cell1)
cell2 = Cell()
synapse1 = segment1.createSynapse(presynapticCell=cell2, permanence=0.1173)
self.assertEqual(synapse1.presynapticCell, cell2)
self.assertEqual(synapse1.permanence, 0.1173)
cell3 = Cell()
synapse2 = segment1.createSynapse(presynapticCell=cell3, permanence=0.3253)
self.assertEqual(synapse2.presynapticCell, cell3)
self.assertEqual(synapse2.permanence, 0.3253)
cell4 = Cell()
synapse3 = segment2.createSynapse(presynapticCell=cell4, permanence=0.1284)
self.assertEqual(synapse3.presynapticCell, cell4)
self.assertEqual(synapse3.permanence, 0.1284)
cell1.destroySegment(segment1)
# TODO: self.assertFalse('segment1' in locals())
# TODO: self.assertFalse('synapse1' in locals())
# TODO: self.assertFalse('synapse2' in locals())
self.assertEqual(cell2.postsynapticCellsSynapses, set([]))
self.assertEqual(cell3.postsynapticCellsSynapses, set([]))
self.assertEqual(cell4.postsynapticCellsSynapses, set([synapse3]))
self.assertEqual(cell1.segments, set([segment2]))
def testCreateSegment(self):
cell1 = Cell()
self.assertEqual(cell1.segments, set())
segment1 = cell1.createSegment()
self.assertEqual(segment1.cell, cell1)
segment2 = cell1.createSegment()
self.assertEqual(segment2.cell, cell1)
self.assertEqual(cell1.segments, set([segment1, segment2]))
def testCreateSynapseInvalidParams(self):
cell1 = Cell()
segment1 = cell1.createSegment()
# Invalid permanence
args = [cell1, None, 1.124]
self.assertRaises(ValueError, segment1.createSynapse, *args)
args = [cell1, None, -0.124]
self.assertRaises(ValueError, segment1.createSynapse, *args)
def testSynapseSetPermanence(self):
cell1 = Cell()
segment1 = cell1.createSegment()
synapse = segment1.createSynapse(presynapticCell=Cell(), permanence=0.1284)
# Invalid permanence
args = [1.4374]
self.assertRaises(ValueError, setattr, synapse, "permanence", *args)
args = [-0.4374]
self.assertRaises(ValueError, setattr, synapse, "permanence", *args)
def testCreateSynapse(self):
cell1 = Cell()
segment1 = cell1.createSegment()
self.assertEqual(segment1.synapses, set())
cell2 = Cell()
synapse1 = segment1.createSynapse(presynapticCell=cell2, permanence=0.1173)
self.assertEqual(synapse1.presynapticCell, cell2)
self.assertEqual(synapse1.permanence, 0.1173)
cell3 = Cell()
synapse2 = segment1.createSynapse(presynapticCell=cell3, permanence=0.3253)
self.assertEqual(synapse2.presynapticCell, cell3)
self.assertEqual(synapse2.permanence, 0.3253)
self.assertEqual(segment1.synapses, set([synapse1, synapse2]))
self.assertEqual(cell2.postsynapticCellsSynapses, set([synapse1]))
self.assertEqual(cell3.postsynapticCellsSynapses, set([synapse2]))