public void SetSlotCountShouldSetSlotLength()
{
RepositoryRing ring = new RepositoryRing();
ring.SetArcCount(2);
Expect.AreEqual(2, ring.Arcs.Length);
}
public void AddComputeNodeShouldAddSlot()
{
int slotCount = RandomNumber.Between(8, 16);
RepositoryRing ring = new RepositoryRing(slotCount);
ring.AddArc(new RepositoryService());
Expect.AreEqual(slotCount + 1, ring.Arcs.Length);
PrintSlots(ring);
}
private static void PrintSlots(RepositoryRing ring)
{
ring.Arcs.Each((s, i) =>
{
OutLineFormat("Slot {0}", ConsoleColor.Blue, i);
OutLineFormat("\tstart angle: {0}", ConsoleColor.White, s.StartAngle);
OutLineFormat("\t end angle: {0}", ConsoleColor.Yellow, s.EndAngle);
OutLineFormat("\tstart key: {0}", ConsoleColor.Cyan, s.Keyspace.Start);
OutLineFormat("\t end key: {0}", ConsoleColor.Cyan, s.Keyspace.End);
});
}
public void SlotShouldMakeFullCircleAfterInit13()
{
RepositoryRing ring = new RepositoryRing();
int slotCount = 13; //RandomNumber.Between(8, 16);
ring.SetArcCount(slotCount);
PrintSlots(ring);
Expect.AreEqual(slotCount, ring.Arcs.Length);
double fullCircle = 360;
double endAngle = ring.Arcs[ring.Arcs.Length - 1].EndAngle;
Expect.AreEqual(fullCircle, endAngle);
}
public void SetSlotCountShouldKeepExistingSlots()
{
Before();
RepositoryRing ring = new RepositoryRing();
RepositoryService node = new RepositoryService();
ring.AddArc(node);
Expect.AreEqual(1, ring.Arcs.Length);
RepositoryService check = (RepositoryService)ring.Arcs[0].GetServiceProvider();
Expect.IsNotNull(check);
ring.SetArcCount(3);
Expect.AreEqual(3, ring.Arcs.Length);
check = (RepositoryService)ring.Arcs[0].GetServiceProvider();
PrintSlots(ring);
After();
}
