using System.Collections.Generic;
using System.Linq;
using NUnit.Framework;
using Umbraco.Cms.Core.Models;
using Umbraco.Cms.Infrastructure.PublishedCache;
using Umbraco.Cms.Tests.Common.Published;
using Umbraco.Cms.Tests.UnitTests.TestHelpers;

namespace Umbraco.Cms.Tests.UnitTests.Umbraco.Infrastructure.PublishedCache
{

    [TestFixture]
    public class RootNodeTests : PublishedSnapshotServiceTestBase
    {
        [SetUp]
        public override void Setup()
        {
            base.Setup();

            string xml = PublishedContentXml.TestWithDatabaseXml(1234);

            IEnumerable<ContentNodeKit> kits = PublishedContentXmlAdapter.GetContentNodeKits(
                xml,
                TestHelper.ShortStringHelper,
                out ContentType[] contentTypes,
                out DataType[] dataTypes).ToList();

            InitializedCache(kits, contentTypes, dataTypes);
        }

        [Test]
        public void PublishedContentHasNoRootNode()
        {
            var snapshot = GetPublishedSnapshot();

            // there is no content node with ID -1
            var content = snapshot.Content.GetById(-1);
            Assert.IsNull(content);

            // content at root has null parent
            content = snapshot.Content.GetById(1046);
            Assert.IsNotNull(content);
            Assert.AreEqual(1, content.Level);
            Assert.IsNull(content.Parent);

            // non-existing content is null
            content = snapshot.Content.GetById(666);
            Assert.IsNull(content);
        }

    }
}