func TestContactsPop(t *testing.T) {
contactToRemove := kademlia.NewContact(kademlia.NewRandomNodeID(), "")
contacts := kademlia.Contacts{contactToRemove}
removedContact := contacts.Pop().(kademlia.Contact)
if contacts.Len() != 0 {
t.Error("Contact was not popped from Contacts array")
}
if contactToRemove.ID != removedContact.ID || contactToRemove.Address != removedContact.Address {
t.Error("Contact was not copied correctly during Pop")
}
}
