public void LookupSegment()
{
var lookup = Enumerable.Range(1, 10)
.ToLookup(x => x % 2 == 0);
var bytes = ZeroFormatterSerializer.Serialize(lookup);
int _;
var segment = LookupSegment <bool, int> .Create(new DirtyTracker(0), bytes, 0, LookupSegmentMode.Immediate, out _);
segment[true].Is(2, 4, 6, 8, 10);
segment[false].Is(1, 3, 5, 7, 9);
bool isFirst = true;
foreach (var g in segment.OrderByDescending(x => x.Key))
{
if (isFirst)
{
isFirst = false;
g.Key.IsTrue();
g.AsEnumerable().Is(2, 4, 6, 8, 10);
}
else
{
g.Key.IsFalse();
g.AsEnumerable().Is(1, 3, 5, 7, 9);
}
}
}
public override int Serialize(ref byte[] bytes, int offset, ILazyLookup <TKey, TValue> value)
{
if (value == null)
{
BinaryUtil.WriteInt32(ref bytes, offset, -1);
return(4);
}
var lookup = value as LookupSegment <TKey, TValue>;
if (lookup == null)
{
lookup = new LookupSegment <TKey, TValue>(value);
}
return(lookup.Serialize(ref bytes, offset));
}
public override ILazyLookup <TKey, TValue> Deserialize(ref byte[] bytes, int offset, DirtyTracker tracker, out int byteSize)
{
return(LookupSegment <TKey, TValue> .Create(tracker, bytes, offset, out byteSize));
}
