AssetTests.cs

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 *
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 * modification, are permitted provided that the following conditions are met:
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using System;
using System.Collections.Generic;
using log4net.Config;
using NUnit.Framework;
using NUnit.Framework.Constraints;
using OpenMetaverse;
using OpenSim.Framework;
using OpenSim.Tests.Common;
using System.Data.Common;
using log4net;

// DBMS-specific:
using MySql.Data.MySqlClient;
using OpenSim.Data.MySQL;

using Mono.Data.Sqlite;
using OpenSim.Data.SQLite;

namespace OpenSim.Data.Tests
{
    [TestFixture(Description = "Asset store tests (SQLite)")]
    public class SQLiteAssetTests :  AssetTests<SqliteConnection, SQLiteAssetData>
    {
    }

    [TestFixture(Description = "Asset store tests (MySQL)")]
    public class MySqlAssetTests : AssetTests<MySqlConnection, MySQLAssetData>
    {
    }

    public class AssetTests<TConn, TAssetData> : BasicDataServiceTest<TConn, TAssetData>
        where TConn : DbConnection, new()
        where TAssetData : AssetDataBase, new()
    {
        TAssetData m_db;

        public UUID uuid1 = UUID.Random();
        public UUID uuid2 = UUID.Random();
        public UUID uuid3 = UUID.Random();

        public string critter1 = UUID.Random().ToString();
        public string critter2 = UUID.Random().ToString();
        public string critter3 = UUID.Random().ToString();

        public byte[] data1 = new byte[100];

        PropertyScrambler<AssetBase> scrambler = new PropertyScrambler<AssetBase>()
                .DontScramble(x => x.ID)
                .DontScramble(x => x.Type)
                .DontScramble(x => x.FullID)
                .DontScramble(x => x.Metadata.ID)
                .DontScramble(x => x.Metadata.CreatorID)
                .DontScramble(x => x.Metadata.ContentType)
                .DontScramble(x => x.Metadata.FullID)
                .DontScramble(x => x.Data);

        protected override void InitService(object service)
        {
            ClearDB();
            m_db = (TAssetData)service;
            m_db.Initialise(m_connStr);
        }

        private void ClearDB()
        {
            DropTables("assets");
            ResetMigrations("AssetStore");
        }


        [Test]
        public void T001_LoadEmpty()
        {
            TestHelpers.InMethod();

            bool[] exist = m_db.AssetsExist(new[] { uuid1, uuid2, uuid3 });
            Assert.IsFalse(exist[0]);
            Assert.IsFalse(exist[1]);
            Assert.IsFalse(exist[2]);
        }

        [Test]
        public void T010_StoreReadVerifyAssets()
        {
            TestHelpers.InMethod();
            
            AssetBase a1 = new AssetBase(uuid1, "asset one", (sbyte)AssetType.Texture, critter1.ToString());
            AssetBase a2 = new AssetBase(uuid2, "asset two", (sbyte)AssetType.Texture, critter2.ToString());
            AssetBase a3 = new AssetBase(uuid3, "asset three", (sbyte)AssetType.Texture, critter3.ToString());
            a1.Data = data1;
            a2.Data = data1;
            a3.Data = data1;

            scrambler.Scramble(a1);
            scrambler.Scramble(a2);
            scrambler.Scramble(a3);

            m_db.StoreAsset(a1);
            m_db.StoreAsset(a2);
            m_db.StoreAsset(a3);
            a1.UploadAttempts = 0;
            a2.UploadAttempts = 0;
            a3.UploadAttempts = 0;
            
            AssetBase a1a = m_db.GetAsset(uuid1);
            a1a.UploadAttempts = 0;
            Assert.That(a1a, Constraints.PropertyCompareConstraint(a1));

            AssetBase a2a = m_db.GetAsset(uuid2);
            a2a.UploadAttempts = 0;
            Assert.That(a2a, Constraints.PropertyCompareConstraint(a2));

            AssetBase a3a = m_db.GetAsset(uuid3);
            a3a.UploadAttempts = 0;
            Assert.That(a3a, Constraints.PropertyCompareConstraint(a3));

            scrambler.Scramble(a1a);
            scrambler.Scramble(a2a);
            scrambler.Scramble(a3a);

            m_db.StoreAsset(a1a);
            m_db.StoreAsset(a2a);
            m_db.StoreAsset(a3a);
            a1a.UploadAttempts = 0;
            a2a.UploadAttempts = 0;
            a3a.UploadAttempts = 0;

            AssetBase a1b = m_db.GetAsset(uuid1);
            a1b.UploadAttempts = 0;
            Assert.That(a1b, Constraints.PropertyCompareConstraint(a1a));

            AssetBase a2b = m_db.GetAsset(uuid2);
            a2b.UploadAttempts = 0;
            Assert.That(a2b, Constraints.PropertyCompareConstraint(a2a));

            AssetBase a3b = m_db.GetAsset(uuid3);
            a3b.UploadAttempts = 0;
            Assert.That(a3b, Constraints.PropertyCompareConstraint(a3a));

            bool[] exist = m_db.AssetsExist(new[] { uuid1, uuid2, uuid3 });
            Assert.IsTrue(exist[0]);
            Assert.IsTrue(exist[1]);
            Assert.IsTrue(exist[2]);

            List<AssetMetadata> metadatas = m_db.FetchAssetMetadataSet(0, 1000);

            Assert.That(metadatas.Count >= 3, "FetchAssetMetadataSet() should have returned at least 3 assets!");

            // It is possible that the Asset table is filled with data, in which case we don't try to find "our"
            // assets there:
            if (metadatas.Count < 1000)
            {
                AssetMetadata metadata = metadatas.Find(x => x.FullID == uuid1);
                Assert.That(metadata.Name, Is.EqualTo(a1b.Name));
                Assert.That(metadata.Description, Is.EqualTo(a1b.Description));
                Assert.That(metadata.Type, Is.EqualTo(a1b.Type));
                Assert.That(metadata.Temporary, Is.EqualTo(a1b.Temporary));
                Assert.That(metadata.FullID, Is.EqualTo(a1b.FullID));
            }
        }

        [Test]
        public void T020_CheckForWeirdCreatorID()
        {
            TestHelpers.InMethod();
            
            // It is expected that eventually the CreatorID might be an arbitrary string (an URI)
            // rather than a valid UUID (?).  This test is to make sure that the database layer does not
            // attempt to convert CreatorID to GUID, but just passes it both ways as a string.
            AssetBase a1 = new AssetBase(uuid1, "asset one", (sbyte)AssetType.Texture, critter1);
            AssetBase a2 = new AssetBase(uuid2, "asset two", (sbyte)AssetType.Texture, "This is not a GUID!");
            AssetBase a3 = new AssetBase(uuid3, "asset three", (sbyte)AssetType.Texture, "");
            a1.Data = data1;
            a2.Data = data1;
            a3.Data = data1;

            m_db.StoreAsset(a1);
            a1.UploadAttempts = 0;
            m_db.StoreAsset(a2);
            a2.UploadAttempts = 0;
            m_db.StoreAsset(a3);
            a3.UploadAttempts = 0;

            AssetBase a1a = m_db.GetAsset(uuid1);
            a1a.UploadAttempts = 0;
            Assert.That(a1a, Constraints.PropertyCompareConstraint(a1));

            AssetBase a2a = m_db.GetAsset(uuid2);
            a2a.UploadAttempts = 0;
            Assert.That(a2a, Constraints.PropertyCompareConstraint(a2));

            AssetBase a3a = m_db.GetAsset(uuid3);
            a3a.UploadAttempts = 0;
            Assert.That(a3a, Constraints.PropertyCompareConstraint(a3));
        }
    }
}