public void MembershipTableSnapshot_GetSiloStatus_UnknownSilo_KnownSuccessor()
{
var unknownSilo = Silo("127.0.0.1:100@1");
var knownSuccessor = Silo("127.0.0.1:100@2");
var knownSiloEntry = Entry(knownSuccessor, SiloStatus.Active);
var snapshot = MembershipTableSnapshot.Create(
knownSiloEntry,
Table(knownSiloEntry));
Assert.Equal(SiloStatus.Dead, snapshot.GetSiloStatus(unknownSilo));
}
public void MembershipTableSnapshot_GetSiloStatus_UnknownSilo()
{
var knownSilo = Silo("127.0.0.1:100@1");
var unknownSilo = Silo("127.0.0.1:101@1");
var knownSiloEntry = Entry(knownSilo, SiloStatus.Active);
var snapshot = MembershipTableSnapshot.Create(
knownSiloEntry,
Table(knownSiloEntry));
Assert.Equal(SiloStatus.None, snapshot.GetSiloStatus(unknownSilo));
}
public void MembershipTableSnapshot_GetSiloStatus_JoiningSilo()
{
var silo = Silo("127.0.0.1:100@1");
// The table is empty
var localSiloEntry = Entry(silo, SiloStatus.Joining);
var snapshot = MembershipTableSnapshot.Create(
localSiloEntry,
Table());
Assert.Equal(localSiloEntry.Status, snapshot.GetSiloStatus(silo));
Assert.Equal(silo, snapshot.LocalSilo.SiloAddress);
Assert.Equal(localSiloEntry.Status, snapshot.LocalSilo.Status);
Assert.Contains(snapshot.Entries, e => e.Key.Equals(silo) && e.Value.Status == localSiloEntry.Status);
}
public void MembershipTableSnapshot_GetSiloStatus_StoppingSilo()
{
var silo = Silo("127.0.0.1:100@1");
// Check that the Silo status in the entry directly provided to the
// constructor overrides the value in the table.
var localSiloEntry = Entry(silo, SiloStatus.Stopping);
var snapshot = MembershipTableSnapshot.Create(
localSiloEntry,
Table(
Entry(silo, SiloStatus.Active),
Entry(Silo("127.0.0.1:200@1"), SiloStatus.Active)));
Assert.Equal(localSiloEntry.Status, snapshot.GetSiloStatus(silo));
Assert.Equal(silo, snapshot.LocalSilo.SiloAddress);
Assert.Equal(localSiloEntry.Status, snapshot.LocalSilo.Status);
Assert.Contains(snapshot.Entries, e => e.Key.Equals(silo) && e.Value.Status == localSiloEntry.Status);
}