using System;
using System.Linq;

using DelftTools.Controls;
using DelftTools.Shell.Core;
using DelftTools.Shell.Gui;

using Mono.Addins;

using NUnit.Framework;

using Wti.Data;
using Wti.Forms.NodePresenters;
using Wti.Forms.PropertyClasses;

using GuiPluginResources = Wti.Plugin.Properties.Resources;

namespace Wti.Plugin.Test
{
    [TestFixture]
    public class WtiGuiPluginTest
    {
        [Test]
        public void DefaultConstructor_ExpectedValues()
        {
            // call
            using (var wtiGuiPlugin = new WtiGuiPlugin())
            {
                // assert
                Assert.IsInstanceOf<GuiPlugin>(wtiGuiPlugin);
                Assert.AreEqual(GuiPluginResources.WtiApplicationGuiName, wtiGuiPlugin.Name);
                Assert.AreEqual(GuiPluginResources.wtiGuiPluginDisplayName, wtiGuiPlugin.DisplayName);
                Assert.AreEqual(GuiPluginResources.wtiGuiPluginDescription, wtiGuiPlugin.Description);
                Assert.AreEqual("0.5.0.0", wtiGuiPlugin.Version);
            }
        }

        [Test]
        public void WtiApplicationPlugin_ShouldBeDeltaShellPlugin()
        {
            // call
            var attribute = Attribute.GetCustomAttribute(typeof(WtiApplicationPlugin), typeof(ExtensionAttribute));

            // assert
            Assert.IsInstanceOf<ExtensionAttribute>(attribute);
            var extensionAttribute = (ExtensionAttribute)attribute;
            Assert.AreEqual(typeof(IPlugin), extensionAttribute.Type);
        }

        [Test]
        public void GetPropertyInfos_ReturnsSupportedPropertyClasses()
        {
            // setup
            using (var guiPlugin = new WtiGuiPlugin())
            {
                // call
                PropertyInfo[] propertyInfos = guiPlugin.GetPropertyInfos().ToArray();

                // assert
                Assert.AreEqual(1, propertyInfos.Length);

                var wtiProjectProperties = propertyInfos.Single(pi => pi.ObjectType == typeof(WtiProject));
                Assert.AreEqual(typeof(WtiProjectProperties), wtiProjectProperties.PropertyType);
                Assert.IsNull(wtiProjectProperties.AdditionalDataCheck);
                Assert.IsNull(wtiProjectProperties.GetObjectPropertiesData);
                Assert.IsNull(wtiProjectProperties.AfterCreate);
            }
        }

        [Test]
        public void GetProjectTreeViewNodePresenters_ReturnsSupportedNodePresenters()
        {
            // setup
            using (var guiPlugin = new WtiGuiPlugin())
            {
                // call
                ITreeNodePresenter[] nodePresenters = guiPlugin.GetProjectTreeViewNodePresenters().ToArray();

                // assert
                Assert.AreEqual(1, nodePresenters.Length);
                Assert.IsTrue(nodePresenters.Any(np => np is WtiProjectNodePresenter));
            }
        }
    }
}