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 * modification, are permitted provided that the following conditions are met:
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 *       derived from this software without specific prior written permission.
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using System;
using System.Collections.Generic;
using NUnit.Framework;
using NUnit.Framework.SyntaxHelpers;
using OpenSim.Framework;
using OpenSim.Data;
using OpenSim.Region.Environment.Scenes;
using OpenMetaverse;

namespace OpenSim.Data.Tests
{
    public class BasicInventoryTest
    {
        public IInventoryDataPlugin db;
        public UUID zero = UUID.Zero;

        public UUID folder1;
        public UUID folder2;
        public UUID folder3;
        public UUID owner1;
        public UUID owner2;
        public UUID owner3;

        public UUID item1;
        public UUID item2;
        public UUID item3;
        public UUID asset1;
        public UUID asset2;
        public UUID asset3;

        public string name1;
        public string name2;
        public string name3;
        public string niname1;
        public string iname1;
        public string iname2;
        public string iname3;

        public void SuperInit()
        {
            try
            {
                log4net.Config.XmlConfigurator.Configure();
            }
            catch (Exception)
            {
                // I don't care, just leave log4net off
            }

            folder1 = UUID.Random();
            folder2 = UUID.Random();
            folder3 = UUID.Random();
            owner1 = UUID.Random();
            owner2 = UUID.Random();
            owner3 = UUID.Random();
            item1 = UUID.Random();
            item2 = UUID.Random();
            item3 = UUID.Random();
            asset1 = UUID.Random();
            asset2 = UUID.Random();
            asset3 = UUID.Random();

            name1 = "Root Folder for " + owner1.ToString();
            name2 = "First Level folder";
            name3 = "First Level folder 2";
            niname1 = "My Shirt";
            iname1 = "Shirt";
            iname2 = "Text Board";
            iname3 = "No Pants Barrel";
            
        }
        
        [Test]
        public void T001_LoadEmpty()
        {
            Assert.That(db.getInventoryFolder(zero), Is.Null);
            Assert.That(db.getInventoryFolder(folder1), Is.Null);
            Assert.That(db.getInventoryFolder(folder2), Is.Null);
            Assert.That(db.getInventoryFolder(folder3), Is.Null);

            Assert.That(db.getInventoryItem(zero), Is.Null);
            Assert.That(db.getInventoryItem(item1), Is.Null);
            Assert.That(db.getInventoryItem(item2), Is.Null);
            Assert.That(db.getInventoryItem(item3), Is.Null);

            Assert.That(db.getUserRootFolder(zero), Is.Null);
            Assert.That(db.getUserRootFolder(owner1), Is.Null);
        }

        [Test]
        public void T999_StillNull()
        {
            // After all tests are run, these should still return no results
            Assert.That(db.getInventoryFolder(zero), Is.Null);
            Assert.That(db.getInventoryItem(zero), Is.Null);
            Assert.That(db.getUserRootFolder(zero), Is.Null);
            Assert.That(db.getInventoryInFolder(zero).Count, Is.EqualTo(0));
        }

        // 01x - folder tests
        [Test]
        public void T010_FolderNonParent()
        {
            InventoryFolderBase f1 = NewFolder(folder2, folder1, owner1, name2);
            // the folder will go in
            db.addInventoryFolder(f1);
            InventoryFolderBase f1a = db.getUserRootFolder(owner1);
            Assert.That(f1a, Is.Null);
        }

        [Test]
        public void T011_FolderCreate()
        {
            InventoryFolderBase f1 = NewFolder(folder1, zero, owner1, name1);
            // TODO: this is probably wrong behavior, but is what we have
            // db.updateInventoryFolder(f1);
            // InventoryFolderBase f1a = db.getUserRootFolder(owner1);
            // Assert.That(uuid1, Is.EqualTo(f1a.ID))
            // Assert.That(name1, Text.Matches(f1a.Name));
            // Assert.That(db.getUserRootFolder(owner1), Is.Null);

            // succeed with true
            db.addInventoryFolder(f1);
            InventoryFolderBase f1a = db.getUserRootFolder(owner1);
            Assert.That(folder1, Is.EqualTo(f1a.ID));
            Assert.That(name1, Text.Matches(f1a.Name));
        }

        // we now have the following tree
        // folder1
        //   +--- folder2
        //   +--- folder3

        [Test]
        public void T012_FolderList()
        {
            InventoryFolderBase f2 = NewFolder(folder3, folder1, owner1, name3);
            db.addInventoryFolder(f2);
           
            Assert.That(db.getInventoryFolders(zero).Count, Is.EqualTo(1));
            Assert.That(db.getInventoryFolders(folder1).Count, Is.EqualTo(2));
            Assert.That(db.getInventoryFolders(folder2).Count, Is.EqualTo(0));
            Assert.That(db.getInventoryFolders(folder3).Count, Is.EqualTo(0));
            Assert.That(db.getInventoryFolders(UUID.Random()).Count, Is.EqualTo(0));

        }
        
        [Test]
        public void T013_FolderHierarchy()
        {
            Assert.That(db.getFolderHierarchy(zero).Count, Is.EqualTo(0));
            Assert.That(db.getFolderHierarchy(folder1).Count, Is.EqualTo(2));
            Assert.That(db.getFolderHierarchy(folder2).Count, Is.EqualTo(0));
            Assert.That(db.getFolderHierarchy(folder3).Count, Is.EqualTo(0));
            Assert.That(db.getFolderHierarchy(UUID.Random()).Count, Is.EqualTo(0));
        }

        
        [Test]
        public void T014_MoveFolder()
        {
            InventoryFolderBase f2 = db.getInventoryFolder(folder2);
            f2.ParentID = folder3;
            db.moveInventoryFolder(f2);
           
            Assert.That(db.getInventoryFolders(zero).Count, Is.EqualTo(1));
            Assert.That(db.getInventoryFolders(folder1).Count, Is.EqualTo(1));
            Assert.That(db.getInventoryFolders(folder2).Count, Is.EqualTo(0));
            Assert.That(db.getInventoryFolders(folder3).Count, Is.EqualTo(1));
            Assert.That(db.getInventoryFolders(UUID.Random()).Count, Is.EqualTo(0));
        }

        [Test]
        public void T015_FolderHierarchy()
        {
            Assert.That(db.getFolderHierarchy(zero).Count, Is.EqualTo(0));
            Assert.That(db.getFolderHierarchy(folder1).Count, Is.EqualTo(2));
            Assert.That(db.getFolderHierarchy(folder2).Count, Is.EqualTo(0));
            Assert.That(db.getFolderHierarchy(folder3).Count, Is.EqualTo(1));
            Assert.That(db.getFolderHierarchy(UUID.Random()).Count, Is.EqualTo(0));
        }

        // Item tests
        [Test]
        public void T100_NoItems()
        {
            Assert.That(db.getInventoryInFolder(zero).Count, Is.EqualTo(0));
            Assert.That(db.getInventoryInFolder(folder1).Count, Is.EqualTo(0));
            Assert.That(db.getInventoryInFolder(folder2).Count, Is.EqualTo(0));
            Assert.That(db.getInventoryInFolder(folder3).Count, Is.EqualTo(0));
        }

        // TODO: Feeding a bad inventory item down the data path will
        // crash the system.  This is largely due to the builder
        // routines.  That should be fixed and tested for.
        [Test]
        public void T101_CreatItems()
        {
            db.addInventoryItem(NewItem(item1, folder3, owner1, iname1, asset1));
            db.addInventoryItem(NewItem(item2, folder3, owner1, iname2, asset2));
            db.addInventoryItem(NewItem(item3, folder3, owner1, iname3, asset3));
            Assert.That(db.getInventoryInFolder(folder3).Count, Is.EqualTo(3));
        }
        
        [Test]
        public void T102_CompareItems()
        {
            InventoryItemBase i1 = db.getInventoryItem(item1);
            InventoryItemBase i2 = db.getInventoryItem(item2);
            InventoryItemBase i3 = db.getInventoryItem(item3);
            Assert.That(i1.Name, Is.EqualTo(iname1));
            Assert.That(i2.Name, Is.EqualTo(iname2));
            Assert.That(i3.Name, Is.EqualTo(iname3));
            Assert.That(i1.Owner, Is.EqualTo(owner1));
            Assert.That(i2.Owner, Is.EqualTo(owner1));
            Assert.That(i3.Owner, Is.EqualTo(owner1));
            Assert.That(i1.AssetID, Is.EqualTo(asset1));
            Assert.That(i2.AssetID, Is.EqualTo(asset2));
            Assert.That(i3.AssetID, Is.EqualTo(asset3));
        }
     
        [Test]
        public void T103UpdateItem()
        {
            // TODO: probably shouldn't have the ability to have an
            // owner of an item in a folder not owned by the user

            InventoryItemBase i1 = db.getInventoryItem(item1);
            i1.Name = niname1;
            i1.Description = niname1;
            i1.Owner = owner2;
            db.updateInventoryItem(i1);
            
            i1 = db.getInventoryItem(item1);
            Assert.That(i1.Name, Is.EqualTo(niname1));
            Assert.That(i1.Description, Is.EqualTo(niname1));
            Assert.That(i1.Owner, Is.EqualTo(owner2));
        }

        private InventoryItemBase NewItem(UUID id, UUID parent, UUID owner, string name, UUID asset)
        {
            InventoryItemBase i = new InventoryItemBase();
            i.ID = id;
            i.Folder = parent;
            i.Owner = owner;
            i.Creator = owner;
            i.Name = name;
            i.Description = name;
            i.AssetID = asset;
            return i;
        }

        private InventoryFolderBase NewFolder(UUID id, UUID parent, UUID owner, string name)
        {
            InventoryFolderBase f = new InventoryFolderBase();
            f.ID = id;
            f.ParentID = parent;
            f.Owner = owner;
            f.Name = name;
            return f;
        }
    }
}