def test_iteration(self):
"""
Make 10 nodes, 5 buckets, two nodes add to one bucket in order,
All buckets: [node0, node1], [node2, node3], [node4, node5],
[node6, node7], [node8, node9]
Test traver result starting from node4.
"""
nodes = [mknode(intid=x) for x in range(10)]
buckets = []
for i in range(5):
bucket = KBucket(2 * i, 2 * i + 1, 2)
bucket.addNode(nodes[2 * i])
bucket.addNode(nodes[2 * i + 1])
buckets.append(bucket)
# replace router's bucket with our test buckets
self.router.buckets = buckets
# expected nodes order
expected_nodes = [
nodes[5], nodes[4], nodes[3], nodes[2], nodes[7], nodes[6],
nodes[1], nodes[0], nodes[9], nodes[8]
]
start_node = nodes[4]
for index, node in enumerate(TableTraverser(self.router, start_node)):
self.assertEqual(node, expected_nodes[index])
def test_iteration(self):
"""
Make 10 nodes, 5 buckets, two nodes add to one bucket in order,
All buckets: [node0, node1], [node2, node3], [node4, node5],
[node6, node7], [node8, node9]
Test traver result starting from node4.
"""
nodes = [mknode(intid=x) for x in range(10)]
buckets = []
for i in range(5):
bucket = KBucket(2 * i, 2 * i + 1, 2)
bucket.addNode(nodes[2 * i])
bucket.addNode(nodes[2 * i + 1])
buckets.append(bucket)
# replace router's bucket with our test buckets
self.router.buckets = buckets
# expected nodes order
expected_nodes = [nodes[5], nodes[4], nodes[3], nodes[2], nodes[7],
nodes[6], nodes[1], nodes[0], nodes[9], nodes[8]]
start_node = nodes[4]
for index, node in enumerate(TableTraverser(self.router, start_node)):
self.assertEqual(node, expected_nodes[index])
def test_split(self):
bucket = KBucket(0, 10, 5)
bucket.addNode(mknode(intid=5))
bucket.addNode(mknode(intid=6))
one, two = bucket.split()
self.assertEqual(len(one), 1)
self.assertEqual(one.range, (0, 5))
self.assertEqual(len(two), 1)
self.assertEqual(two.range, (6, 10))
def test_split(self):
bucket = KBucket(0, 10, 5)
bucket.addNode(mknode(intid=5))
bucket.addNode(mknode(intid=6))
one, two = bucket.split()
self.assertEqual(len(one), 1)
self.assertEqual(one.range, (0, 5))
self.assertEqual(len(two), 1)
self.assertEqual(two.range, (6, 10))
def test_addNode(self):
# when full, return false
bucket = KBucket(0, 10, 2)
self.assertTrue(bucket.addNode(mknode()))
self.assertTrue(bucket.addNode(mknode()))
self.assertFalse(bucket.addNode(mknode()))
self.assertEqual(len(bucket), 2)
# make sure when a node is double added it's put at the end
bucket = KBucket(0, 10, 3)
nodes = [mknode(), mknode(), mknode()]
for node in nodes:
bucket.addNode(node)
for index, node in enumerate(bucket.getNodes()):
self.assertEqual(node, nodes[index])
def test_addNode(self):
# when full, return false
bucket = KBucket(0, 10, 2)
self.assertTrue(bucket.addNode(mknode()))
self.assertTrue(bucket.addNode(mknode()))
self.assertFalse(bucket.addNode(mknode()))
self.assertEqual(len(bucket), 2)
# make sure when a node is double added it's put at the end
bucket = KBucket(0, 10, 3)
nodes = [mknode(), mknode(), mknode()]
for node in nodes:
bucket.addNode(node)
for index, node in enumerate(bucket.getNodes()):
self.assertEqual(node, nodes[index])