添加项目文件。

Fluent.Ribbon/Fluent.Ribbon.Tests/Services/KeyTipServiceTests.cs

@@ -0,0 +1,25 @@
+namespace Fluent.Tests.Services
+{
+    using System.Linq;
+    using NUnit.Framework;
+
+    [TestFixture]
+    public class KeyTipServiceTests
+    {
+        [Test]
+        public void TestDefaultKeyTipKeys()
+        {
+            var ribbon = new Ribbon();
+            var keytipService = new KeyTipService(ribbon);
+
+            Assert.That(ribbon.KeyTipKeys, Is.Empty);
+            Assert.That(keytipService.KeyTipKeys, Is.EquivalentTo(KeyTipService.DefaultKeyTipKeys));
+
+            var defaultKeys = KeyTipService.DefaultKeyTipKeys.ToList();
+
+            keytipService.KeyTipKeys.RemoveAt(0);
+
+            Assert.That(KeyTipService.DefaultKeyTipKeys, Is.EquivalentTo(defaultKeys));
+        }
+    }
+}