public void TestSetLength()
		{
			using (SegmentedMemoryStream ms = new SegmentedMemoryStream())
			{
				Assert.AreEqual(0L, ms.Length);
                Assert.AreEqual(0L, ms.Position);

                ms.SetLength(10);
                Assert.AreEqual(0L, ms.Position);
                Assert.AreEqual(10L, ms.Length);
                Assert.AreEqual(10L, ms.Seek(0, System.IO.SeekOrigin.End));
                
                ms.SetLength(100);
                Assert.AreEqual(10L, ms.Position);
                Assert.AreEqual(100L, ms.Length);
                Assert.AreEqual(100L, ms.Seek(0, System.IO.SeekOrigin.End));

                ms.SetLength(1);
                Assert.AreEqual(100L, ms.Position);
                Assert.AreEqual(1L, ms.Length);
                Assert.AreEqual(1L, ms.Seek(0, System.IO.SeekOrigin.End));
            }
		}
		public void TestBadLength()
		{
			SegmentedMemoryStream ms = new SegmentedMemoryStream();
			ms.SetLength(-1);
		}