public void EnhancedBlockStream_String()
{
var es = new EnhancedBlockStream();
es.WriteString16(null);
es.WriteString16("Hello World!");
es.WriteString16(new String('a', 45000));
es.Seek(0, SeekOrigin.Begin);
Assert.IsNull(es.ReadString16());
Assert.AreEqual("Hello World!", es.ReadString16());
Assert.AreEqual(new String('a', 45000), es.ReadString16());
}