private static void TestBTree()
{
var tree = new BTree(3);
for (var i = 0; i < 8; i++)
{
tree.Insert((ulong)i, (ulong)(i + 10));
for (var j = 0; j <= i; j++)
{
Debug.Assert(tree.Find((ulong)j).SequenceEqual(new[] { (ulong)(j + 10) }));
}
}
using (var file = File.OpenWrite("treetest.bin"))
{
tree.Write(new BinaryWriter(file));
}
var newTree = new BTree(3);
using (var file = File.OpenRead("treetest.bin"))
{
newTree.Read(new BinaryReader(file));
}
for (var i = 0; i < 8; i++)
{
Debug.Assert(tree.Find((ulong)i).SequenceEqual(new[] { (ulong)(i + 10) }));
}
}
public JbtReader(EndianBinaryReader reader)
{
if (reader.BaseStream.CanSeek)
{
this.reader = reader;
}
else
{
memoryStream = new MemoryStream();
memoryStream.Write(reader.ReadBytes((int)reader.BaseStream.Length), 0, (int)reader.BaseStream.Length);
this.reader = new EndianBinaryReader(reader.BitConverter, memoryStream);
}
var pos = reader.ReadInt64();
reader.Seek((int)pos, SeekOrigin.Begin);
tree = new BTree();
tree.Read(new BinaryReader(reader.BaseStream));
}