func TestRaftLogReplicationWithoutLeader(t *testing.T) {
t.Parallel()
nodes, clockSource := raftutils.NewRaftCluster(t, tc)
defer raftutils.TeardownCluster(t, nodes)
// Stop the leader
nodes[1].Stop()
// Propose a value
_, err := raftutils.ProposeValue(t, nodes[2])
assert.Error(t, err)
// No value should be replicated in the store in the absence of the leader
raftutils.CheckNoValue(t, clockSource, nodes[2])
raftutils.CheckNoValue(t, clockSource, nodes[3])
}
func TestRaftQuorumFailure(t *testing.T) {
t.Parallel()
// Bring up a 5 nodes cluster
nodes, clockSource := raftutils.NewRaftCluster(t, tc)
raftutils.AddRaftNode(t, clockSource, nodes, tc)
raftutils.AddRaftNode(t, clockSource, nodes, tc)
defer raftutils.TeardownCluster(t, nodes)
// Lose a majority
for i := uint64(3); i <= 5; i++ {
nodes[i].Server.Stop()
nodes[i].Stop()
}
// Propose a value
_, err := raftutils.ProposeValue(t, nodes[1])
assert.Error(t, err)
// The value should not be replicated, we have no majority
raftutils.CheckNoValue(t, clockSource, nodes[2])
raftutils.CheckNoValue(t, clockSource, nodes[1])
}