public void FollowerShouldGrantVote()
{
_currentState = new CurrentState(Guid.NewGuid(), 1, default(Guid), 1, 0, default(Guid));
var requestVoteRpc = new RequestVoteBuilder().WithLastLogIndex(1).WithLastLogTerm(0).WithTerm(1).Build();
var follower = new Follower(_currentState, _fsm, _log, _random, _node, _settings, _rules, _peers);
var requestVoteResponse = follower.Handle(requestVoteRpc);
requestVoteResponse.VoteGranted.ShouldBe(true);
requestVoteResponse.Term.ShouldBe(1);
}
public async Task FollowerShouldGrantVote()
{
_currentState = new CurrentState(Guid.NewGuid().ToString(), 1, default(string), 1, 0, default(string));
var requestVoteRpc = new RequestVoteBuilder().WithLastLogIndex(1).WithLastLogTerm(0).WithTerm(1).Build();
var follower = new Follower(_currentState, _fsm, _log, _random, _node, _settings, _rules, _peers, _loggerFactory.Object);
var requestVoteResponse = await follower.Handle(requestVoteRpc);
requestVoteResponse.VoteGranted.ShouldBe(true);
requestVoteResponse.Term.ShouldBe(1);
}
public void FollowerShouldReplyFalseIfVotedForIsNotCandidateId()
{
_currentState = new CurrentState(Guid.NewGuid(), 1, Guid.NewGuid(), 1, 0, default(Guid));
var requestVoteRpc = new RequestVoteBuilder().WithCandidateId(Guid.NewGuid()).WithTerm(0).Build();
var follower = new Follower(_currentState, _fsm, _log, _random, _node, _settings, _rules, _peers);
var requestVoteResponse = follower.Handle(requestVoteRpc);
requestVoteResponse.VoteGranted.ShouldBe(false);
requestVoteResponse.Term.ShouldBe(1);
}
public async Task FollowerShouldReplyFalseIfVotedForIsNotCandidateId()
{
_currentState = new CurrentState(Guid.NewGuid().ToString(), 1, Guid.NewGuid().ToString(), 1, 0, default(string));
var requestVoteRpc = new RequestVoteBuilder().WithCandidateId(Guid.NewGuid().ToString()).WithTerm(0).Build();
var follower = new Follower(_currentState, _fsm, _log, _random, _node, _settings, _rules, _peers, _loggerFactory.Object);
var requestVoteResponse = await follower.Handle(requestVoteRpc);
requestVoteResponse.VoteGranted.ShouldBe(false);
requestVoteResponse.Term.ShouldBe(1);
}
public void FollowerShouldReplyFalseIfTermIsLessThanCurrentTerm()
{
_currentState = new CurrentState(Guid.NewGuid().ToString(), 1, default(string), 1, 0, default(string));
var requestVoteRpc = new RequestVoteBuilder().WithTerm(0).Build();
var follower = new Follower(_currentState, _fsm, _log, _random, _node, _settings, _rules, _peers);
var requestVoteResponse = follower.Handle(requestVoteRpc);
requestVoteResponse.VoteGranted.ShouldBe(false);
requestVoteResponse.Term.ShouldBe(1);
}
public void ShouldUpdateVotedFor()
{
_node = new NothingNode();
_currentState = new CurrentState(Guid.NewGuid().ToString(), 0, default(string), 0, 0, default(string));
var follower = new Follower(_currentState, _fsm, _log, _random, _node, _settings, _rules, _peers);
var requestVote = new RequestVoteBuilder().WithCandidateId(Guid.NewGuid().ToString()).WithLastLogIndex(1).Build();
var requestVoteResponse = follower.Handle(requestVote);
follower.CurrentState.VotedFor.ShouldBe(requestVote.CandidateId);
}
public void ShouldVoteForNewCandidateInAnotherTermsElection()
{
_node = new NothingNode();
_currentState = new CurrentState(Guid.NewGuid().ToString(), 0, default(string), 0, 0, default(string));
var candidate = new Candidate(_currentState, _fsm, _peers, _log, _random, _node, _settings, _rules);
var requestVote = new RequestVoteBuilder().WithTerm(0).WithCandidateId(Guid.NewGuid().ToString()).WithLastLogIndex(1).Build();
var requestVoteResponse = candidate.Handle(requestVote);
candidate.CurrentState.VotedFor.ShouldBe(requestVote.CandidateId);
requestVoteResponse.VoteGranted.ShouldBeTrue();
requestVote = new RequestVoteBuilder().WithTerm(1).WithCandidateId(Guid.NewGuid().ToString()).WithLastLogIndex(1).Build();
requestVoteResponse = candidate.Handle(requestVote);
requestVoteResponse.VoteGranted.ShouldBeTrue();
candidate.CurrentState.VotedFor.ShouldBe(requestVote.CandidateId);
}
public async Task ShouldVoteForNewCandidateInAnotherTermsElection()
{
_node = new NothingNode();
_currentState = new CurrentState(Guid.NewGuid().ToString(), 0, default(string), 0, 0, default(string));
var follower = new Follower(_currentState, _fsm, _log, _random, _node, _settings, _rules, _peers, _loggerFactory.Object);
var requestVote = new RequestVoteBuilder().WithTerm(0).WithCandidateId(Guid.NewGuid().ToString()).WithLastLogIndex(1).Build();
var requestVoteResponse = await follower.Handle(requestVote);
follower.CurrentState.VotedFor.ShouldBe(requestVote.CandidateId);
requestVoteResponse.VoteGranted.ShouldBeTrue();
requestVote = new RequestVoteBuilder().WithTerm(1).WithCandidateId(Guid.NewGuid().ToString()).WithLastLogIndex(1).Build();
requestVoteResponse = await follower.Handle(requestVote);
requestVoteResponse.VoteGranted.ShouldBeTrue();
follower.CurrentState.VotedFor.ShouldBe(requestVote.CandidateId);
}
