public void NTreeDeletesByIndexIndividualUnique()
{
var objs = TestResourceFactory.GetMockClassAObjects(50).ToList();
var seedIndex = new Seed32();
var seedSegment = new Seed64();
objs.ForEach(o => o.Id = seedIndex.Increment());
using (var tree = new NTree<int, MockClassA, long>("Id", true))
{
foreach (var o in objs)
tree.AddOrUpdate(new Tuple<MockClassA, long>(o, seedSegment.Increment()));
Assert.AreEqual(50, tree.Length);
Assert.AreEqual(5, tree.GetFirstByIndex(5));
Assert.AreEqual(5, tree.GetFirstBySegment(5));
Assert.AreEqual(1, tree.GetByIndex(5).Count());
Assert.AreEqual(1, tree.Delete(5).Length);
Assert.AreEqual(50, tree.Length);
Assert.AreEqual(0, tree.GetFirstByIndex(5));
}
}
public void NTreeChecksAllWithLargeCount()
{
using (var tree = new NTree<int, MockClassA, long>("Id", true))
{
var objs = new List<MockClassA>();
var seedIndex = new Seed32();
var seedSegment = new Seed64();
for (var i = 0; i < 5; i++)
{
var additions = TestResourceFactory.GetMockClassAObjects(100000).ToList();
additions.ForEach(o => o.Id = seedIndex.Increment());
tree.AddOrUpdateRange(additions.Select(o => new Tuple<MockClassA, long>(o, seedSegment.Increment())).ToList());
}
Assert.AreEqual(500000, tree.Length);
Assert.AreEqual(5, tree.GetFirstByIndex(5));
Assert.AreEqual(5, tree.GetFirstBySegment(5));
Assert.AreEqual(1, tree.GetByIndex(5).Count());
tree.AddOrUpdate(new Tuple<MockClassA, long>(TestResourceFactory.CreateRandom().WithId(seedIndex.Increment()), seedSegment.Increment()));
Assert.AreEqual(500001, tree.Length);
tree.AddOrUpdateRange(
tree.AsEnumerable().First().Take(100)
.Select(s => new NTreeItem<int, long>(s.Item2.Index, s.Item2.Segment))
.ToList());
Assert.AreEqual(500001, tree.Length);
}
}
public void NTreeFetchesByIndexRange()
{
var objs = TestResourceFactory.GetMockClassAObjects(5000).ToList();
var seedIndex = new Seed32();
var seedSegment = new Seed64();
objs.ForEach(o => o.Id = seedIndex.Increment());
var toAdd = objs.Select(o => new Tuple<MockClassA, long>(o, seedSegment.Increment())).ToList();
using (var tree = new NTree<int, MockClassA, long>("Id"))
{
var ids = tree.AddOrUpdateRange(toAdd);
Assert.AreEqual(5000, tree.Length);
Assert.AreEqual(5, tree.GetFirstByIndex(5));
Assert.AreEqual(5, tree.GetFirstBySegment(5));
Assert.AreEqual(1, tree.GetByIndex(5).Count());
tree.AddOrUpdate(new Tuple<MockClassA, long>(TestResourceFactory.CreateRandom().WithId(seedIndex.Increment()), seedSegment.Increment()));
Assert.AreEqual(5001, tree.Length);
long[] loc;
var range = tree.GetByIndexRangeInclusive(51, 250, out loc);
Assert.AreEqual(200, range.Length);
}
}
public void NTreePushesEntities()
{
var objs = TestResourceFactory.GetMockClassAObjects(50).ToList();
var seedIndex = new Seed32();
var seedSegment = new Seed64();
objs.ForEach(o => o.Id = seedIndex.Increment());
var toAdd = objs.Select(o => new Tuple<MockClassA, long>(o, seedSegment.Increment())).ToList();
using (var tree = new NTree<int, MockClassA, long>("Id", true))
{
var ids = tree.AddOrUpdateRange(toAdd);
tree.AddOrUpdate(toAdd.First());
Assert.AreEqual(50, tree.Length);
Assert.AreEqual(5L, tree.GetFirstByIndex(5));
Assert.AreEqual(5, tree.GetFirstBySegment(5));
Assert.AreEqual(1, tree.GetByIndex(1).Count());
Assert.AreEqual(5, tree.GetFirstBySegment(5));
}
}
public void NTreePushesLotsOfDuplicateEntities()
{
var objs = TestResourceFactory.GetMockClassAObjects(20480).ToList();
var seedIndex = new Seed32();
var seedSegment = new Seed64();
objs.ForEach(o => o.Id = seedIndex.Increment());
var toAdd = objs.Select(o => new Tuple<MockClassA, long>(o, seedSegment.Increment())).ToList();
using (var tree = new NTree<int, MockClassA, long>("Id", true))
{
var ids = tree.AddOrUpdateRange(toAdd);
Assert.AreEqual(20480, tree.Length);
Assert.AreEqual(5, tree.GetFirstByIndex(5));
Assert.AreEqual(5, tree.GetFirstBySegment(5));
Assert.AreEqual(1, tree.GetByIndex(5).Count());
tree.AddOrUpdate(new Tuple<MockClassA, long>(TestResourceFactory.CreateRandom().WithId(seedIndex.Increment()), seedSegment.Increment()));
Assert.AreEqual(20481, tree.Length);
tree.AddOrUpdateRange(toAdd.Skip(100).Take(100).ToList());
Assert.AreEqual(20481, tree.Length);
}
}
public void NTreeStreamsData()
{
var objs = TestResourceFactory.GetMockClassAObjects(5000).ToList();
var seedIndex = new Seed32();
var seedSegment = new Seed64();
objs.ForEach(o => o.Id = seedIndex.Increment());
var toAdd = objs.Select(o => new Tuple<MockClassA, long>(o, seedSegment.Increment())).ToList();
using (var tree = new NTree<int, MockClassA, long>("Id"))
{
var ids = tree.AddOrUpdateRange(toAdd);
Assert.AreEqual(5000, tree.Length);
Assert.AreEqual(5, tree.GetFirstByIndex(5));
Assert.AreEqual(5, tree.GetFirstBySegment(5));
Assert.AreEqual(1, tree.GetByIndex(5).Count());
foreach (var p in tree.AsStreaming())
{
if (p == null)
continue;
p.Dispose();
}
}
}
public void NTreeReturnsEmptyStreamOnWrongPage()
{
var objs = TestResourceFactory.GetMockClassAObjects(5000).ToList();
var seedIndex = new Seed32();
var seedSegment = new Seed64();
objs.ForEach(o => o.Id = seedIndex.Increment());
var toAdd = objs.Select(o => new Tuple<MockClassA, long>(o, seedSegment.Increment())).ToList();
using (var tree = new NTree<int, MockClassA, long>("Id"))
{
var ids = tree.AddOrUpdateRange(toAdd);
Assert.AreEqual(5000, tree.Length);
Assert.AreEqual(5, tree.GetFirstByIndex(5));
Assert.AreEqual(5, tree.GetFirstBySegment(5));
Assert.AreEqual(1, tree.GetByIndex(5).Count());
using (var p = tree.GetPageStream(8))
{
Assert.AreEqual(0, p.Length);
}
}
}