def test_successful_distance(self):
"""> Test when a distance-measure should be performed."""
# Folder must be root to load in make_net properly
if os.getcwd().split('\\')[-1] == 'tests': os.chdir('..')
# Setup the nodes to compare
cfg = Config()
cfg.genome.compatibility_weight = 1
node0 = SimpleNodeGene(key=0, cfg=cfg.genome)
node0.bias = 0
node1 = SimpleNodeGene(key=1, cfg=cfg.genome)
node1.bias = 1
conn_set1 = get_connections(receiving_key=0, sending_keys={-1, -2}, cfg=cfg.genome)
conn_set2 = get_connections(receiving_key=1, sending_keys={-1, -2}, cfg=cfg.genome)
# Create an empty NodeComparingCache
cache = NodeComparingCache()
# Fetch the result of the distance-measure
result = cache(
node0=node0,
node1=node1,
conn0=conn_set1,
conn1=conn_set2,
cfg=cfg.genome,
)
self.assertEqual(result, (True, 1.0)) # Only distance-difference is in the bias
def test_distance_success(self):
"""> Test if the distance-parameter is updated correctly after successful read."""
# Folder must be root to load in make_net properly
if os.getcwd().split('\\')[-1] == 'tests': os.chdir('..')
# Setup the nodes to compare
cfg = Config()
cfg.genome.compatibility_weight = 1
node0 = SimpleNodeGene(key=0, cfg=cfg.genome)
node0.bias = 0
node1 = SimpleNodeGene(key=1, cfg=cfg.genome)
node1.bias = 1
conn_set1 = get_connections(receiving_key=0, sending_keys={-1, -2}, cfg=cfg.genome)
conn_set2 = get_connections(receiving_key=1, sending_keys={-1, -2}, cfg=cfg.genome)
# Create an empty NodeComparingCache
cache = NodeComparingCache()
# Cache the result of the distance-measure
result = cache(
node0=node0,
node1=node1,
conn0=conn_set1,
conn1=conn_set2,
cfg=cfg.genome,
)
# Check the distance-parameter
self.assertEqual(result, (True, 1.0))
self.assertEqual(cache.comparable[(0, 1)], True)
self.assertFalse((1, 0) in cache.comparable)