public void AccessKeyManagerTest()
        {
            SimpleButtonBase b = new SimpleButtonBase();

            Assert.IsFalse(AccessKeyManager.IsKeyRegistered(null, "1"), "Before");
            b.Content = "_1";
            Assert.IsFalse(AccessKeyManager.IsKeyRegistered(null, "1"), "After");
        }
        public void Alignment()
        {
            SimpleButtonBase b = new SimpleButtonBase();

            Assert.AreEqual(b.HorizontalContentAlignment, HorizontalAlignment.Left, "HorizontalContentAlignment - Before");
            Assert.AreEqual(b.VerticalContentAlignment, VerticalAlignment.Top, "VerticalContentAlignment - Before");
            Assert.AreEqual(b.HorizontalAlignment, HorizontalAlignment.Stretch, "HorizontalAlignment - Before");
            Assert.AreEqual(b.VerticalAlignment, VerticalAlignment.Stretch, "VerticalAlignment - Before");
            b.Content = new Image();
            Assert.AreEqual(b.HorizontalContentAlignment, HorizontalAlignment.Left, "HorizontalContentAlignment - After");
            Assert.AreEqual(b.VerticalContentAlignment, VerticalAlignment.Top, "VerticalContentAlignment - After");
            Assert.AreEqual(b.HorizontalAlignment, HorizontalAlignment.Stretch, "HorizontalAlignment - After");
            Assert.AreEqual(b.VerticalAlignment, VerticalAlignment.Stretch, "VerticalAlignment - After");
        }