/*
 * Copyright (c) Contributors, http://opensimulator.org/
 * See CONTRIBUTORS.TXT for a full list of copyright holders.
 *
 * 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.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the OpenSim Project 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 DEVELOPERS ``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 CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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 * 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 System.Threading;
using NUnit.Framework;
using NUnit.Framework.SyntaxHelpers;
using OpenMetaverse;
using OpenSim.Framework;
using OpenSim.Framework.Communications.Cache;
using OpenSim.Tests.Common.Mock;

namespace OpenSim.Framework.Communications.Tests
{
    /// <summary>
    /// Asset cache tests
    /// </summary>
    [TestFixture] 
    public class AssetCacheTests
    {
        protected UUID m_assetIdReceived;
        protected AssetBase m_assetReceived;
                
        /// <summary>
        /// Test the 'asynchronous' get asset mechanism (though this won't be done asynchronously within this test)
        /// </summary>
        [Test]        
        public void TestGetAsset()
        {
            UUID assetId = UUID.Parse("00000000-0000-0000-0000-000000000001");
            byte[] assetData = new byte[] { 3, 2, 1 }; 
            
            AssetBase asset = new AssetBase();
            asset.FullID = assetId;
            asset.Data = assetData;
            
            TestAssetDataPlugin assetPlugin = new TestAssetDataPlugin();
            assetPlugin.CreateAsset(asset);
            
            SQLAssetServer assetServer = new SQLAssetServer(assetPlugin);
            IAssetCache assetCache = new AssetCache(assetServer);
            
            assetCache.GetAsset(assetId, AssetRequestCallback, false);
            
            // Manually pump the asset server
            while (assetServer.HasWaitingRequests())
                assetServer.ProcessNextRequest();
            
            Assert.That(
                assetId, Is.EqualTo(m_assetIdReceived), "Asset id stored differs from asset id received");
            Assert.That(
                assetData, Is.EqualTo(m_assetReceived.Data), "Asset data stored differs from asset data received");
        }

        private void AssetRequestCallback(UUID assetId, AssetBase asset)
        {
            m_assetIdReceived = assetId;
            m_assetReceived = asset;

            lock (this)
            {
                Monitor.PulseAll(this);
            }
        }

        private class FakeUserService : IUserService
        {
            public UserProfileData GetUserProfile(string firstName, string lastName)
            {
                throw new NotImplementedException();
            }

            public UserProfileData GetUserProfile(UUID userId)
            {
                throw new NotImplementedException();
            }

            public UserProfileData GetUserProfile(Uri uri)
            {
                UserProfileData userProfile = new UserProfileData();

                userProfile.ID = new UUID( Util.GetHashGuid( uri.ToString(), AssetCache.AssetInfo.Secret ));

                return userProfile;
            }

            public Uri GetUserUri(UserProfileData userProfile)
            {
                throw new NotImplementedException();
            }

            public UserAgentData GetAgentByUUID(UUID userId)
            {
                throw new NotImplementedException();
            }

            public void ClearUserAgent(UUID avatarID)
            {
                throw new NotImplementedException();
            }

            public List<AvatarPickerAvatar> GenerateAgentPickerRequestResponse(UUID QueryID, string Query)
            {
                throw new NotImplementedException();
            }

            public UserProfileData SetupMasterUser(string firstName, string lastName)
            {
                throw new NotImplementedException();
            }

            public UserProfileData SetupMasterUser(string firstName, string lastName, string password)
            {
                throw new NotImplementedException();
            }

            public UserProfileData SetupMasterUser(UUID userId)
            {
                throw new NotImplementedException();
            }

            public bool UpdateUserProfile(UserProfileData data)
            {
                throw new NotImplementedException();
            }

            public void AddNewUserFriend(UUID friendlistowner, UUID friend, uint perms)
            {
                throw new NotImplementedException();
            }

            public void RemoveUserFriend(UUID friendlistowner, UUID friend)
            {
                throw new NotImplementedException();
            }

            public void UpdateUserFriendPerms(UUID friendlistowner, UUID friend, uint perms)
            {
                throw new NotImplementedException();
            }

            public void LogOffUser(UUID userid, UUID regionid, ulong regionhandle, Vector3 position, Vector3 lookat)
            {
                throw new NotImplementedException();
            }

            public void LogOffUser(UUID userid, UUID regionid, ulong regionhandle, float posx, float posy, float posz)
            {
                throw new NotImplementedException();
            }

            public List<FriendListItem> GetUserFriendList(UUID friendlistowner)
            {
                throw new NotImplementedException();
            }

            public bool VerifySession(UUID userID, UUID sessionID)
            {
                return true;
            }
        }

        [Test]
        public void TestProcessAssetData()
        {
            string url = "http://host/dir/";
            string creatorData = " creator_url " + url + " ";
            string ownerData = " owner_url " + url + " ";

            AssetCache assetCache = new AssetCache();
            FakeUserService fakeUserService = new FakeUserService();

            Assert.AreEqual(" creator_id " + Util.GetHashGuid(url, AssetCache.AssetInfo.Secret) + " ", assetCache.ProcessAssetDataString(creatorData, fakeUserService));
            Assert.AreEqual(" owner_id " + Util.GetHashGuid(url, AssetCache.AssetInfo.Secret) + " ", assetCache.ProcessAssetDataString(ownerData, fakeUserService));
        }
    }
}