Moved all unit test files into a separate directory in preparation for splitting the project

Tests/Collections/ObservableCollectionTest.cs

@@ -0,0 +1,144 @@
+#region Apache License 2.0
+/*
+Nuclex .NET Framework
+Copyright (C) 2002-2024 Markus Ewald / Nuclex Development Labs
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+#endregion // Apache License 2.0
+
+#if !NO_NMOCK
+
+using System;
+using System.Collections.Generic;
+
+#if UNITTEST
+
+using NUnit.Framework;
+using NMock;
+
+namespace Nuclex.Support.Collections {
+
+  /// <summary>Unit Test for the observable collection class</summary>
+  [TestFixture]
+  internal class ObservableCollectionTest {
+
+    #region interface IObservableCollectionSubscriber
+
+    /// <summary>Interface used to test the observable collection</summary>
+    public interface IObservableCollectionSubscriber {
+
+      /// <summary>Called when the collection is about to clear its contents</summary>
+      /// <param name="sender">Collection that is clearing its contents</param>
+      /// <param name="arguments">Not used</param>
+      void Clearing(object sender, EventArgs arguments);
+
+      /// <summary>Called when the collection has been cleared of its contents</summary>
+      /// <param name="sender">Collection that was cleared of its contents</param>
+      /// <param name="arguments">Not used</param>
+      void Cleared(object sender, EventArgs arguments);
+
+      /// <summary>Called when an item is added to the collection</summary>
+      /// <param name="sender">Collection to which an item is being added</param>
+      /// <param name="arguments">Contains the item that is being added</param>
+      void ItemAdded(object sender, ItemEventArgs<int> arguments);
+
+      /// <summary>Called when an item is removed from the collection</summary>
+      /// <param name="sender">Collection from which an item is being removed</param>
+      /// <param name="arguments">Contains the item that is being removed</param>
+      void ItemRemoved(object sender, ItemEventArgs<int> arguments);
+
+    }
+
+    #endregion // interface IObservableCollectionSubscriber
+
+    /// <summary>Initialization routine executed before each test is run</summary>
+    [SetUp]
+    public void Setup() {
+      this.mockery = new MockFactory();
+
+      this.mockedSubscriber = this.mockery.CreateMock<IObservableCollectionSubscriber>();
+
+      this.observedCollection = new ObservableCollection<int>();
+      this.observedCollection.Clearing += new EventHandler(
+        this.mockedSubscriber.MockObject.Clearing
+      );
+      this.observedCollection.Cleared += new EventHandler(
+        this.mockedSubscriber.MockObject.Cleared
+      );
+      this.observedCollection.ItemAdded += new EventHandler<ItemEventArgs<int>>(
+        this.mockedSubscriber.MockObject.ItemAdded
+      );
+      this.observedCollection.ItemRemoved += new EventHandler<ItemEventArgs<int>>(
+        this.mockedSubscriber.MockObject.ItemRemoved
+      );
+    }
+
+    /// <summary>Tests whether the Clearing event is fired</summary>
+    [Test]
+    public void TestClearingEvent() {
+      this.mockedSubscriber.Expects.One.Method(m => m.Clearing(null, null)).WithAnyArguments();
+      this.mockedSubscriber.Expects.One.Method(m => m.Cleared(null, null)).WithAnyArguments();
+      this.observedCollection.Clear();
+
+      this.mockery.VerifyAllExpectationsHaveBeenMet();
+    }
+
+    /// <summary>Tests whether the ItemAdded event is fired</summary>
+    [Test]
+    public void TestItemAddedEvent() {
+      this.mockedSubscriber.Expects.One.Method(m => m.ItemAdded(null, null)).WithAnyArguments();
+
+      this.observedCollection.Add(123);
+
+      this.mockery.VerifyAllExpectationsHaveBeenMet();
+    }
+
+    /// <summary>Tests whether the ItemRemoved event is fired</summary>
+    [Test]
+    public void TestItemRemovedEvent() {
+      this.mockedSubscriber.Expects.One.Method(m => m.ItemAdded(null, null)).WithAnyArguments();
+
+      this.observedCollection.Add(123);
+
+      this.mockedSubscriber.Expects.One.Method(m => m.ItemRemoved(null, null)).WithAnyArguments();
+
+      this.observedCollection.Remove(123);
+
+      this.mockery.VerifyAllExpectationsHaveBeenMet();
+    }
+
+    /// <summary>Tests whether a the list constructor is working</summary>
+    [Test]
+    public void TestListConstructor() {
+      int[] integers = new int[] { 12, 34, 56, 78 };
+
+      var testCollection = new ObservableCollection<int>(integers);
+
+      CollectionAssert.AreEqual(integers, testCollection);
+    }
+
+    /// <summary>Mock object factory</summary>
+    private MockFactory mockery;
+    /// <summary>The mocked observable collection subscriber</summary>
+    private Mock<IObservableCollectionSubscriber> mockedSubscriber;
+    /// <summary>An observable collection to which a mock will be subscribed</summary>
+    private ObservableCollection<int> observedCollection;
+
+  }
+
+} // namespace Nuclex.Support.Collections
+
+#endif // UNITTEST
+
+#endif // !NO_NMOCK