public void ShouldDownAllMembersWhenNotEnoughNodes()
{
string refereeAddress = "akka.tcp://system@localhost:33333";
var referee = TestUtils.CreateMember(MemberStatus.Up, Address.Parse(refereeAddress));
var members =
TestUtils.CreateMembers(MemberStatus.Up)
.Take(4)
.Concat(new List <Member> {
referee
})
.ToImmutableSortedSet();
var unreachable =
members.Where(m => m != referee)
.Take(2)
.ToImmutableHashSet();
var state = new CurrentClusterState().Copy(members, unreachable);
var strategy = new KeepRefereeDowningStrategy(refereeAddress, downAllIfLessThanNodes: 4);
var victims = strategy.GetVictims(state);
victims.ToImmutableHashSet().SetEquals(members)
.Should().BeTrue("We have 3 available members, which is less than downAllIfLessThanNodes 4, so down all members");
}
public void ShouldDownMembersInPartitionsWithoutReferee()
{
string refereeAddress = "akka.tcp://system@localhost:33333";
var referee = TestUtils.CreateMember(MemberStatus.Up, Address.Parse(refereeAddress));
var members =
TestUtils.CreateMembers(MemberStatus.Up)
.Take(4)
.Concat(new List <Member> {
referee
})
.ToImmutableSortedSet();
var unreachable =
members.Where(m => m != referee)
.Take(2)
.Concat(new List <Member> {
referee
})
.ToImmutableHashSet();
var state = new CurrentClusterState().Copy(members, unreachable);
var strategy = new KeepRefereeDowningStrategy(refereeAddress, downAllIfLessThanNodes: 0);
var victims = strategy.GetVictims(state);
victims.ToImmutableHashSet().SetEquals(members)
.Should().BeTrue("When we don't have the referee, we down all members");
}