/V4/PrismLibrary/Desktop/Prism.Tests/Regions/RegionBehaviorFactoryFixture.cs

//===================================================================================

// Microsoft patterns & practices

// Composite Application Guidance for Windows Presentation Foundation and Silverlight

//===================================================================================

// Copyright (c) Microsoft Corporation.  All rights reserved.

// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY

// OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT

// LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND

// FITNESS FOR A PARTICULAR PURPOSE.

//===================================================================================

// The example companies, organizations, products, domain names,

// e-mail addresses, logos, people, places, and events depicted

// herein are fictitious.  No association with any real company,

// organization, product, domain name, email address, logo, person,

// places, or events is intended or should be inferred.

//===================================================================================

using System;

using System.Linq;

using Microsoft.Practices.Prism.Tests.Mocks;

using Microsoft.Practices.Prism.Regions;

using Microsoft.VisualStudio.TestTools.UnitTesting;



namespace Microsoft.Practices.Prism.Tests.Regions

{

    [TestClass]

    public class RegionBehaviorFactoryFixture

    {

        [TestMethod]

        public void CanRegisterType()

        {

            RegionBehaviorFactory factory = new RegionBehaviorFactory(null);



            factory.AddIfMissing("key1", typeof(MockRegionBehavior));

            factory.AddIfMissing("key2", typeof(MockRegionBehavior));



            Assert.AreEqual(2, factory.Count());

            Assert.IsTrue(factory.ContainsKey("key1"));

            

        }



        [TestMethod]

        public void WillNotAddTypesWithDuplicateKeys()

        {

            RegionBehaviorFactory factory = new RegionBehaviorFactory(null);



            factory.AddIfMissing("key1", typeof(MockRegionBehavior));

            factory.AddIfMissing("key1", typeof(MockRegionBehavior));



            Assert.AreEqual(1, factory.Count());

        }



        [TestMethod]

        [ExpectedException(typeof(ArgumentException))]

        public void AddTypeThatDoesNotInheritFromIRegionBehaviorThrows()

        {

            RegionBehaviorFactory factory = new RegionBehaviorFactory(null);



            factory.AddIfMissing("key1", typeof(object));

        }



        [TestMethod]

        public void CanCreateRegisteredType()

        {

            var expectedBehavior = new MockRegionBehavior();



            RegionBehaviorFactory factory = new RegionBehaviorFactory(new MockServiceLocator() { GetInstance = (t) => expectedBehavior });



            factory.AddIfMissing("key1", typeof(MockRegionBehavior));

            var behavior = factory.CreateFromKey("key1");



            Assert.AreSame(expectedBehavior, behavior);

        }



        [TestMethod]

        [ExpectedException(typeof(ArgumentException))]

        public void CreateWithUnknownKeyThrows()

        {

            RegionBehaviorFactory factory = new RegionBehaviorFactory(null);



            factory.CreateFromKey("Key1");

        }



    }

}