def testCorrectNumOfProtocolInstances(pool):
fValue = getMaxFailures(len(pool.nodeSet))
for node in pool.nodeSet:
# num of protocol instances running on a node must be f + 1
assert len(getProtocolInstanceNums(node)) == fValue + 1
# There should be one running and up master Instance
assert node.masterInst is not None
# There should be exactly f non master instances
assert len(node.nonMasterInsts) == fValue
def testCorrectNumOfReplicas(pool):
fValue = getMaxFailures(len(pool.nodeSet))
for node in pool.nodeSet:
# num of replicas running on a single node must be f + 1
assert len(node.replicas) == fValue + 1
# num of primary nodes is <= 1
numberOfPrimary = len([r for r in node.replicas if r.isPrimary])
assert numberOfPrimary <= 1
for instId in getProtocolInstanceNums(node):
# num of replicas for a instance on a node must be 1
assert len([node.replicas[instId]]) == 1 and \
node.replicas[instId].instId == instId
# num of primary on every protocol instance is 1
numberOfPrimary = len([node for node in pool.nodeSet
if node.replicas[instId].isPrimary])
assert numberOfPrimary == 1
