/* * Copyright (c) 2007-2008, openmetaverse.org * All rights reserved. * * - Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * - Redistributions of source code must retain the above copyright notice, this * list of conditions and the following disclaimer. * - Neither the name of the openmetaverse.org nor the names * of its contributors may be used to endorse or promote products derived from * this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ using System; using System.Collections.Generic; using OpenMetaverse; using OpenMetaverse.Packets; using NUnit.Framework; namespace OpenMetaverse.Tests { [TestFixture] public class PacketTests : Assert { [Test] public void HeaderFlags() { TestMessagePacket packet = new TestMessagePacket(); packet.Header.AppendedAcks = false; packet.Header.Reliable = false; packet.Header.Resent = false; packet.Header.Zerocoded = false; Assert.IsFalse(packet.Header.AppendedAcks, "AppendedAcks: Failed to initially set the flag to false"); Assert.IsFalse(packet.Header.Reliable, "Reliable: Failed to initially set the flag to false"); Assert.IsFalse(packet.Header.Resent, "Resent: Failed to initially set the flag to false"); Assert.IsFalse(packet.Header.Zerocoded, "Zerocoded: Failed to initially set the flag to false"); packet.Header.AppendedAcks = false; packet.Header.Reliable = false; packet.Header.Resent = false; packet.Header.Zerocoded = false; Assert.IsFalse(packet.Header.AppendedAcks, "AppendedAcks: Failed to set the flag to false a second time"); Assert.IsFalse(packet.Header.Reliable, "Reliable: Failed to set the flag to false a second time"); Assert.IsFalse(packet.Header.Resent, "Resent: Failed to set the flag to false a second time"); Assert.IsFalse(packet.Header.Zerocoded, "Zerocoded: Failed to set the flag to false a second time"); packet.Header.AppendedAcks = true; packet.Header.Reliable = true; packet.Header.Resent = true; packet.Header.Zerocoded = true; Assert.IsTrue(packet.Header.AppendedAcks, "AppendedAcks: Failed to set the flag to true"); Assert.IsTrue(packet.Header.Reliable, "Reliable: Failed to set the flag to true"); Assert.IsTrue(packet.Header.Resent, "Resent: Failed to set the flag to true"); Assert.IsTrue(packet.Header.Zerocoded, "Zerocoded: Failed to set the flag to true"); packet.Header.AppendedAcks = true; packet.Header.Reliable = true; packet.Header.Resent = true; packet.Header.Zerocoded = true; Assert.IsTrue(packet.Header.AppendedAcks, "AppendedAcks: Failed to set the flag to true a second time"); Assert.IsTrue(packet.Header.Reliable, "Reliable: Failed to set the flag to true a second time"); Assert.IsTrue(packet.Header.Resent, "Resent: Failed to set the flag to true a second time"); Assert.IsTrue(packet.Header.Zerocoded, "Zerocoded: Failed to set the flag to true a second time"); packet.Header.AppendedAcks = false; packet.Header.Reliable = false; packet.Header.Resent = false; packet.Header.Zerocoded = false; Assert.IsFalse(packet.Header.AppendedAcks, "AppendedAcks: Failed to set the flag back to false"); Assert.IsFalse(packet.Header.Reliable, "Reliable: Failed to set the flag back to false"); Assert.IsFalse(packet.Header.Resent, "Resent: Failed to set the flag back to false"); Assert.IsFalse(packet.Header.Zerocoded, "Zerocoded: Failed to set the flag back to false"); } [Test] public void ToBytesMultiple() { UUID testID = UUID.Random(); DirPlacesReplyPacket bigPacket = new DirPlacesReplyPacket(); bigPacket.Header.Zerocoded = false; bigPacket.Header.Sequence = 42; bigPacket.Header.AppendedAcks = true; bigPacket.Header.AckList = new uint[50]; for (int i = 0; i < bigPacket.Header.AckList.Length; i++) { bigPacket.Header.AckList[i] = (uint)i; } bigPacket.AgentData.AgentID = testID; bigPacket.QueryData = new DirPlacesReplyPacket.QueryDataBlock[100]; for (int i = 0; i < bigPacket.QueryData.Length; i++) { bigPacket.QueryData[i] = new DirPlacesReplyPacket.QueryDataBlock(); bigPacket.QueryData[i].QueryID = testID; } bigPacket.QueryReplies = new DirPlacesReplyPacket.QueryRepliesBlock[100]; for (int i = 0; i < bigPacket.QueryReplies.Length; i++) { bigPacket.QueryReplies[i] = new DirPlacesReplyPacket.QueryRepliesBlock(); bigPacket.QueryReplies[i].Auction = (i & 1) == 0; bigPacket.QueryReplies[i].Dwell = (float)i; bigPacket.QueryReplies[i].ForSale = (i & 1) == 0; bigPacket.QueryReplies[i].Name = Utils.StringToBytes("DirPlacesReply Test String"); bigPacket.QueryReplies[i].ParcelID = testID; } bigPacket.StatusData = new DirPlacesReplyPacket.StatusDataBlock[100]; for (int i = 0; i < bigPacket.StatusData.Length; i++) { bigPacket.StatusData[i] = new DirPlacesReplyPacket.StatusDataBlock(); bigPacket.StatusData[i].Status = (uint)i; } byte[][] splitPackets = bigPacket.ToBytesMultiple(); int queryDataCount = 0; int queryRepliesCount = 0; int statusDataCount = 0; for (int i = 0; i < splitPackets.Length; i++) { byte[] packetData = splitPackets[i]; int len = packetData.Length - 1; DirPlacesReplyPacket packet = (DirPlacesReplyPacket)Packet.BuildPacket(packetData, ref len, packetData); Assert.IsTrue(packet.AgentData.AgentID == bigPacket.AgentData.AgentID); for (int j = 0; j < packet.QueryReplies.Length; j++) { Assert.IsTrue(packet.QueryReplies[j].Dwell == (float)(queryRepliesCount + j), "Expected Dwell of " + (float)(queryRepliesCount + j) + " but got " + packet.QueryReplies[j].Dwell); Assert.IsTrue(packet.QueryReplies[j].ParcelID == testID); } queryDataCount += packet.QueryData.Length; queryRepliesCount += packet.QueryReplies.Length; statusDataCount += packet.StatusData.Length; } Assert.IsTrue(queryDataCount == bigPacket.QueryData.Length); Assert.IsTrue(queryRepliesCount == bigPacket.QueryData.Length); Assert.IsTrue(statusDataCount == bigPacket.StatusData.Length); } [Test] public void TickCountResolution() { float minResolution = Single.MaxValue; float maxResolution = Single.MinValue; // Measure the resolution of Environment.TickCount float tickCountResolution = 0f; for (int i = 0; i < 10; i++) { int start = Environment.TickCount; int now = start; while (now == start) now = Environment.TickCount; float resolution = (float)(now - start); tickCountResolution += tickCountResolution * 0.1f; minResolution = Math.Min(minResolution, resolution); maxResolution = Math.Max(maxResolution, resolution); } Console.WriteLine("Average Environment.TickCount resolution: " + tickCountResolution + "ms"); Assert.Less(maxResolution - minResolution, 10f, "Environment.TickCount resolution fluctuated between " + minResolution + "ms and " + maxResolution + "ms"); } } }