public async Task LearnOfNewTermThroughRequestVote()
{
await this.role.Enter();
this.persistentState.CurrentTerm.Returns(_ => 1);
this.persistentState.VotedFor.Returns(_ => this.identity.Id);
var request = new RequestVoteRequest(2, "Napoleon", default(LogEntryId));
await this.role.RequestVote(request);
await this.coordinator.Received().StepDownIfGreaterTerm(request);
}
public async Task RequestsVotesOnEntry()
{
// Setup: configure grains to always grant votes
this.OnRaftGrainCreated = (id, grain) =>
{
var raftGrain = grain;
raftGrain?.RequestVote(Arg.Any<RequestVoteRequest>())
.Returns(Task.FromResult(new RequestVoteResponse { Term = 1, VoteGranted = true }));
};
await this.role.Enter();
foreach (var server in this.members.AllServers)
{
var grain = this.grainFactory.GetGrain<IRaftGrain<int>>(server);
if (string.Equals(server, this.identity.Id, StringComparison.Ordinal))
{
await grain.DidNotReceive().RequestVote(Arg.Any<RequestVoteRequest>());
continue;
}
var request = new RequestVoteRequest(
this.persistentState.CurrentTerm,
this.identity.Id,
this.journal.LastLogEntryId);
await grain.Received().RequestVote(request);
}
}
