public void Add_ConcurrentAdds_AddsOnlyOne(TestType value, long timestamp)
{
var lwwSet = new LWW_Set <TestType>();
var firstAdd = new LWW_SetElement <TestType>(value, timestamp);
var secondAdd = new LWW_SetElement <TestType>(value, timestamp);
lwwSet = lwwSet.Assign(firstAdd.Value, firstAdd.Timestamp);
lwwSet = lwwSet.Assign(secondAdd.Value, secondAdd.Timestamp);
Assert.Equal(1, lwwSet.Adds.Count(e => Equals(e.Value, value)));
}
public void Add_AddSameElementTwiceWithDifferentTimestamp_UpdatesExistingElement(TestType value)
{
var lwwSet = new LWW_Set <TestType>();
var firstAdd = new LWW_SetElement <TestType>(value, DateTime.Now.Ticks);
var secondAdd = new LWW_SetElement <TestType>(value, DateTime.Now.AddMinutes(1).Ticks);
lwwSet = lwwSet.Assign(firstAdd.Value, firstAdd.Timestamp);
lwwSet = lwwSet.Assign(secondAdd.Value, secondAdd.Timestamp);
Assert.True(lwwSet.Adds.Count(e => Equals(e, secondAdd)) == 1);
Assert.True(lwwSet.Adds.Count(e => Equals(e, firstAdd)) == 0);
}
public void Lookup_ReAdded_ReturnsTrue(TestType value, long timestamp)
{
var lwwSet = new LWW_Set <TestType>();
var add = new LWW_SetElement <TestType>(value, timestamp);
var remove = new LWW_SetElement <TestType>(value, timestamp + 10);
var reAdd = new LWW_SetElement <TestType>(value, timestamp + 100);
lwwSet = lwwSet.Assign(add.Value, add.Timestamp);
lwwSet = lwwSet.Remove(remove.Value, remove.Timestamp);
lwwSet = lwwSet.Assign(reAdd.Value, reAdd.Timestamp);
var lookup = lwwSet.Lookup(value);
Assert.True(lookup);
}
public void Add_AddsElementToAddsSet(LWW_SetElement <TestType> element)
{
var lwwSet = new LWW_Set <TestType>();
lwwSet = lwwSet.Assign(element.Value, element.Timestamp);
Assert.Contains(element, lwwSet.Adds);
}
public void Lookup_AddedAndNotRemoved_ReturnsTrue(TestType value, long timestamp)
{
var lwwSet = new LWW_Set <TestType>();
lwwSet = lwwSet.Assign(value, timestamp);
var lookup = lwwSet.Lookup(value);
Assert.True(lookup);
}
public void Remove_RemovesElementToRemovesSet(TestType value)
{
var lwwSet = new LWW_Set <TestType>();
var add = new LWW_SetElement <TestType>(value, DateTime.Now.Ticks);
var remove = new LWW_SetElement <TestType>(value, DateTime.Now.AddMinutes(1).Ticks);
lwwSet = lwwSet.Assign(add.Value, add.Timestamp);
lwwSet = lwwSet.Remove(remove.Value, remove.Timestamp);
Assert.Contains(remove, lwwSet.Removes);
}
public void Remove_ConcurrentRemoves_AddsOnlyOne(TestType value, long timestamp)
{
var lwwSet = new LWW_Set <TestType>();
var add = new LWW_SetElement <TestType>(value, timestamp);
var firstRemove = new LWW_SetElement <TestType>(value, timestamp + 100);
var secondRemove = new LWW_SetElement <TestType>(value, timestamp + 100);
lwwSet = lwwSet.Assign(add.Value, add.Timestamp);
lwwSet = lwwSet.Remove(firstRemove.Value, firstRemove.Timestamp);
lwwSet = lwwSet.Remove(secondRemove.Value, secondRemove.Timestamp);
Assert.Equal(1, lwwSet.Removes.Count(e => Equals(e.Value, value)));
}
public void Remove_RemoveSameElementTwiceWithDifferentTimestamp_AddsOneElement(TestType value)
{
var lwwSet = new LWW_Set <TestType>();
var add = new LWW_SetElement <TestType>(value, DateTime.Now.Ticks);
var firstRemove = new LWW_SetElement <TestType>(value, DateTime.Now.AddMinutes(1).Ticks);
var secondRemove = new LWW_SetElement <TestType>(value, DateTime.Now.AddMinutes(2).Ticks);
lwwSet = lwwSet.Assign(add.Value, add.Timestamp);
lwwSet = lwwSet.Remove(firstRemove.Value, firstRemove.Timestamp);
lwwSet = lwwSet.Remove(secondRemove.Value, secondRemove.Timestamp);
Assert.True(lwwSet.Removes.Count(e => Equals(e.Value, value)) == 1);
}