edf9ed770e
Move 43 Raft consensus test files (8 root-level + 35 in Raft/ subfolder) from NATS.Server.Tests into a dedicated NATS.Server.Raft.Tests project. Update namespaces, add InternalsVisibleTo, and fix timing/exception handling issues in moved test files.
51 lines
2.2 KiB
C#
51 lines
2.2 KiB
C#
using NATS.Server.Raft;
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namespace NATS.Server.Raft.Tests.Raft;
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public class RaftStrictConsensusRuntimeTests
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{
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[Fact]
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public async Task Quorum_and_nextindex_rules_gate_commit_visibility_and_snapshot_catchup_convergence()
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{
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var voter = new RaftNode("v1");
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voter.GrantVote(2, "cand-a").Granted.ShouldBeTrue();
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voter.GrantVote(2, "cand-b").Granted.ShouldBeFalse();
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var transport = new RejectingRaftTransport();
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var leader = new RaftNode("n1", transport);
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var followerA = new RaftNode("n2", transport);
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var followerB = new RaftNode("n3", transport);
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var cluster = new[] { leader, followerA, followerB };
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foreach (var node in cluster)
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node.ConfigureCluster(cluster);
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leader.StartElection(cluster.Length);
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leader.ReceiveVote(new VoteResponse { Granted = true }, cluster.Length);
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leader.IsLeader.ShouldBeTrue();
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_ = await leader.ProposeAsync("cmd-1", default);
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leader.AppliedIndex.ShouldBe(0);
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followerA.AppliedIndex.ShouldBe(0);
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followerB.AppliedIndex.ShouldBe(0);
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}
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private sealed class RejectingRaftTransport : IRaftTransport
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{
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public Task<IReadOnlyList<AppendResult>> AppendEntriesAsync(string leaderId, IReadOnlyList<string> followerIds, RaftLogEntry entry, CancellationToken ct)
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=> Task.FromResult<IReadOnlyList<AppendResult>>(
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followerIds.Select(id => new AppendResult { FollowerId = id, Success = false }).ToArray());
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public Task<VoteResponse> RequestVoteAsync(string candidateId, string voterId, VoteRequest request, CancellationToken ct)
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=> Task.FromResult(new VoteResponse { Granted = true });
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public Task InstallSnapshotAsync(string leaderId, string followerId, RaftSnapshot snapshot, CancellationToken ct)
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=> Task.CompletedTask;
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public Task SendTimeoutNowAsync(string leaderId, string targetId, ulong term, CancellationToken ct)
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=> Task.CompletedTask;
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public Task SendHeartbeatAsync(string leaderId, IReadOnlyList<string> followerIds, int term, Action<string> onAck, CancellationToken ct)
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=> Task.CompletedTask;
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}
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}
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