assert(len(self.getDockernetContainers()) == 0)
assert(len(self.net.hosts) == 2)
assert(len(self.net.switches) == 2)
assert(len(self.getDockernetContainers()) == 0)
assert(len(self.net.hosts) == 2)
assert(len(self.net.switches) == 2)
# check connectivity by using ping
assert(self.net.ping([self.h[0], self.h[1]]) <= 0.0)
# stop Mininet network
# check connectivity by using ping
assert(self.net.ping([self.h[0], self.h[1]]) <= 0.0)
# stop Mininet network