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using System;
using System.Collections;
using NUnit.Framework;
using NUnit.Framework.SyntaxHelpers;
using OpenMetaverse;
using OpenSim.Framework;
using OpenSim.Region.CoreModules.Agent.TextureSender;
using OpenSim.Tests.Common.Mock;
namespace OpenSim.Region.CoreModules.Agent.TextureSender
{
[TestFixture]
public class UserTextureSenderTests
{
public UUID uuid1;
public UUID uuid2;
public UUID uuid3;
public UUID uuid4;
public int npackets, testsize;
public TestClient client;
public TextureSender ts;
public static Random random = new Random();
[TestFixtureSetUp]
public void Init()
{
AgentCircuitData agent = new AgentCircuitData();
agent.AgentID = UUID.Random();
agent.firstname = "testfirstname";
agent.lastname = "testlastname";
agent.SessionID = UUID.Zero;
agent.SecureSessionID = UUID.Zero;
agent.circuitcode = 123;
agent.BaseFolder = UUID.Zero;
agent.InventoryFolder = UUID.Zero;
agent.startpos = Vector3.Zero;
agent.CapsPath = "http://wibble.com";
client = new TestClient(agent, null);
ts = new TextureSender(client, 0, 0);
testsize = random.Next(5000,15000);
npackets = CalculateNumPackets(testsize);
uuid1 = UUID.Random();
uuid2 = UUID.Random();
uuid3 = UUID.Random();
uuid4 = UUID.Random();
}
///
/// Test sending package
///
[Test]
public void T010_SendPkg()
{
// Normal sending
AssetBase abase = new AssetBase(uuid1, "asset one");
byte[] abdata = new byte[testsize];
random.NextBytes(abdata);
abase.Data = abdata;
bool isdone = false;
ts.TextureReceived(abase);
for (int i = 0; i < npackets; i++) {
isdone = ts.SendTexturePacket();
}
Assert.That(isdone,Is.False);
isdone = ts.SendTexturePacket();
Assert.That(isdone,Is.True);
}
[Test]
public void T011_UpdateReq()
{
// Test packet number start
AssetBase abase = new AssetBase(uuid2, "asset two");
byte[] abdata = new byte[testsize];
random.NextBytes(abdata);
abase.Data = abdata;
bool isdone = false;
ts.TextureReceived(abase);
ts.UpdateRequest(0,3);
for (int i = 0; i < npackets-3; i++) {
isdone = ts.SendTexturePacket();
}
Assert.That(isdone,Is.False);
isdone = ts.SendTexturePacket();
Assert.That(isdone,Is.True);
// Test discard level
abase = new AssetBase(uuid3, "asset three");
abdata = new byte[testsize];
random.NextBytes(abdata);
abase.Data = abdata;
isdone = false;
ts.TextureReceived(abase);
ts.UpdateRequest(-1,0);
Assert.That(ts.SendTexturePacket(),Is.True);
abase = new AssetBase(uuid4, "asset four");
abdata = new byte[testsize];
random.NextBytes(abdata);
abase.Data = abdata;
isdone = false;
ts.TextureReceived(abase);
ts.UpdateRequest(0,5);
for (int i = 0; i < npackets-5; i++) {
isdone = ts.SendTexturePacket();
}
Assert.That(isdone,Is.False);
isdone = ts.SendTexturePacket();
Assert.That(isdone,Is.True);
}
[Test]
public void T999_FinishStatus()
{
// Of the 4 assets "sent", only 2 sent the first part.
Assert.That(client.sentdatapkt.Count,Is.EqualTo(2));
// Sum of all packets sent:
int totalpkts = (npackets) + (npackets - 2) + (npackets - 4);
Assert.That(client.sentpktpkt.Count,Is.EqualTo(totalpkts));
}
///
/// Calculate the number of packets that will be required to send the texture loaded into this sender
/// This is actually the number of 1000 byte packets not including an initial 600 byte packet...
/// Borrowed from TextureSender.cs
///
///
///
private int CalculateNumPackets(int length)
{
int numPackets = 0;
if (length > 600)
{
//over 600 bytes so split up file
int restData = (length - 600);
int restPackets = ((restData + 999) / 1000);
numPackets = restPackets;
}
return numPackets;
}
}
}