public static async Task EmptyLogEntry()
{
IPersistentState auditTrail = new ConsensusOnlyState();
await auditTrail.AppendAsync(new EmptyLogEntry(10));
Equal(1, auditTrail.GetLastIndex(false));
await auditTrail.CommitAsync(1L);
Equal(1, auditTrail.GetLastIndex(true));
Func <IReadOnlyList <IRaftLogEntry>, long?, CancellationToken, ValueTask <Missing> > checker = static (entries, snapshotIndex, token) =>
public static async Task RaftPersistentState()
{
IPersistentState auditTrail = new ConsensusOnlyState();
await auditTrail.UpdateTermAsync(10, false);
Equal(10, auditTrail.Term);
await auditTrail.IncrementTermAsync();
Equal(11, auditTrail.Term);
}
public static async Task EmptyLogEntry()
{
IPersistentState auditTrail = new ConsensusOnlyState();
await auditTrail.AppendAsync(new EmptyEntry(10));
Equal(1, auditTrail.GetLastIndex(false));
await auditTrail.CommitAsync(1L);
Equal(1, auditTrail.GetLastIndex(true));
Func <IReadOnlyList <IRaftLogEntry>, long?, ValueTask> checker = (entries, snapshotIndex) =>
{
Equal(1, snapshotIndex);
Equal(10, entries[0].Term);
Equal(0, entries[0].Length);
True(entries[0].IsReusable);
True(entries[0].IsSnapshot);
return(new ValueTask());
};
await auditTrail.ReadAsync <TestReader, DBNull>(checker, 1L);
}
public static async Task Appending()
{
IPersistentState auditTrail = new ConsensusOnlyState();
Equal(0, auditTrail.GetLastIndex(false));
Equal(0, auditTrail.GetLastIndex(true));
var entry1 = new EmptyEntry(41);
var entry2 = new EmptyEntry(42);
Equal(1, await auditTrail.AppendAsync(new LogEntryList(entry1, entry2)));
Equal(0, auditTrail.GetLastIndex(true));
Equal(2, auditTrail.GetLastIndex(false));
Func <IReadOnlyList <IRaftLogEntry>, long?, ValueTask> checker = (entries, snapshotIndex) =>
{
Null(snapshotIndex);
Equal(2, entries.Count);
Equal(41, entries[0].Term);
False(entries[0].IsSnapshot);
Equal(42, entries[1].Term);
False(entries[1].IsSnapshot);
return(default);
private static bool IsCommitted(ConsensusOnlyState state, long index) => index <= state.commitIndex.VolatileRead();
