// (c) Copyright Microsoft Corporation.

// This source is subject to the Microsoft Public License (Ms-PL).

// Please see http://go.microsoft.com/fwlink/?LinkID=131993 for details.

// All other rights reserved.



using System;

using System.Collections.Generic;

using System.Linq;

using System.Windows.Controls.Internals;

using System.Windows.Controls.Primitives;

using System.Windows.Media;

using Microsoft.Silverlight.Testing;

using Microsoft.VisualStudio.TestTools.UnitTesting;



namespace System.Windows.Controls.Testing

{

    /// <summary>

    /// LinearClipper unit tests.

    /// </summary>

    [TestClass]

    [Tag("RatingTest")]

    public class LinearClipperTest : ClipperTest

    {

        /// <summary>

        /// Initializes a new instance of the LinearClipperTest class.

        /// </summary>

        public LinearClipperTest()

        {

        }

        

        /// <summary>

        /// Gets an instance of the LinearClipper class.

        /// </summary>

        public override Clipper DefaultClipperToTest

        {

            get { return new LinearClipper(); }

        }



        /// <summary>

        /// Gets a sequence of clippers to test.

        /// </summary>

        public override System.Collections.Generic.IEnumerable<Clipper> ClippersToTest

        {

            get { yield return new LinearClipper(); }

        }



        /// <summary>

        /// Tests that the clip property is null when the RatioVisible is 1.0 

        /// and the ExpandDirection is Right.

        /// </summary>

        [TestMethod]

        [Description("Tests that the clip property is null when RatioVisible is 1.0 and the ExpandDirection is Right.")]

        [Asynchronous]

        public void TestRightVisible()

        {

            LinearClipper clipper = (LinearClipper)DefaultClipperToTest;

            clipper.Content = new TextBlock { Text = "Testing" };

            TestPanel.Children.Add(clipper);

            TestPanel

                .GetLayoutUpdated()

                .Take(1)

                .Do(_ =>

                    {

                        clipper.ExpandDirection = ExpandDirection.Right;

                        clipper.RatioVisible = 1.0;

                    })

                .Assert(() => ((RectangleGeometry)clipper.Clip).Rect.Width == clipper.RenderSize.Width)

                .Subscribe(_ =>

                    {

                        TestPanel.Children.Remove(clipper);

                        EnqueueTestComplete();

                    });

        }



        /// <summary>

        /// Tests that the clip property is null when the RatioVisible is 1.0 

        /// and the ExpandDirection is Left.

        /// </summary>

        [TestMethod]

        [Description("Tests that the clip property is null when the RatioVisible is 1.0 and the ExpandDirection is Left.")]

        [Asynchronous]

        public void TestLeftVisible()

        {

            LinearClipper clipper = (LinearClipper)DefaultClipperToTest;

            clipper.Content = new TextBlock { Text = "Testing" };

            TestPanel.Children.Add(clipper);

            TestPanel

                .GetLayoutUpdated()

                .Take(1)

                .Do(_ =>

                {

                    clipper.ExpandDirection = ExpandDirection.Left;

                    clipper.RatioVisible = 1.0;

                })

                .Assert(() => ((RectangleGeometry)clipper.Clip).Rect.Width == clipper.RenderSize.Width)

                .Subscribe(_ =>

                {

                    TestPanel.Children.Remove(clipper);

                    EnqueueTestComplete();

                });

        }



        /// <summary>

        /// Tests that the clip property is null when the RatioVisible is 1.0 

        /// and the ExpandDirection is Up.

        /// </summary>

        [TestMethod]

        [Description("Tests that the clip property is null when the RatioVisible is 1.0 and the ExpandDirection is Up.")]

        [Asynchronous]

        public void TestUpVisible()

        {

            LinearClipper clipper = (LinearClipper)DefaultClipperToTest;

            clipper.Content = new TextBlock { Text = "Testing" };

            TestPanel.Children.Add(clipper);

            TestPanel

                .GetLayoutUpdated()

                .Take(1)

                .Do(_ =>

                {

                    clipper.ExpandDirection = ExpandDirection.Up;

                    clipper.RatioVisible = 1.0;

                })

                .Assert(() => ((RectangleGeometry)clipper.Clip).Rect.Height == clipper.RenderSize.Height)

                .Subscribe(_ =>

                {

                    TestPanel.Children.Remove(clipper);

                    EnqueueTestComplete();

                });

        }



        /// <summary>

        /// Tests that the clip property is null when the RatioVisible is 1.0 

        /// and the ExpandDirection is Down.

        /// </summary>

        [TestMethod]

        [Description("Tests that the clip property is null when the RatioVisible is 1.0 and the ExpandDirection is Down.")]

        [Asynchronous]

        public void TestDownVisible()

        {

            LinearClipper clipper = (LinearClipper)DefaultClipperToTest;

            clipper.Content = new TextBlock { Text = "Testing" };

            TestPanel.Children.Add(clipper);

            TestPanel

                .GetLayoutUpdated()

                .Take(1)

                .Do(_ =>

                {

                    clipper.ExpandDirection = ExpandDirection.Down;

                    clipper.RatioVisible = 1.0;

                })

                .Assert(() => ((RectangleGeometry)clipper.Clip).Rect.Height == clipper.RenderSize.Height)

                .Subscribe(_ =>

                {

                    TestPanel.Children.Remove(clipper);

                    EnqueueTestComplete();

                });

        }



        /// <summary>

        /// Tests that the clip property is null when the RatioVisible is 1.0 

        /// and the ExpandDirection is Right.

        /// </summary>

        [TestMethod]

        [Description("Tests that the clip property is null when the RatioVisible is 1.0 and the ExpandDirection is Right.")]

        [Asynchronous]

        public void TestRightEmpty()

        {

            LinearClipper clipper = (LinearClipper)DefaultClipperToTest;

            clipper.Content = new TextBlock { Text = "Testing" };

            TestPanel.Children.Add(clipper);

            TestPanel

                .GetLayoutUpdated()

                .Take(1)

                .Do(_ =>

                {

                    clipper.ExpandDirection = ExpandDirection.Right;

                    clipper.RatioVisible = 0.0;

                })

                .Assert(() => ((RectangleGeometry)clipper.Clip).Rect.Width == 0)

                .Subscribe(_ =>

                {

                    TestPanel.Children.Remove(clipper);

                    EnqueueTestComplete();

                });

        }



        /// <summary>

        /// Tests that the clip property is null when the RatioVisible is 1.0 

        /// and the ExpandDirection is Left.

        /// </summary>

        [TestMethod]

        [Description("Tests that the clip property is null when the RatioVisible is 1.0 and the ExpandDirection is Left.")]

        [Asynchronous]

        public void TestLeftEmpty()

        {

            LinearClipper clipper = (LinearClipper)DefaultClipperToTest;

            clipper.Content = new TextBlock { Text = "Testing" };

            TestPanel.Children.Add(clipper);

            TestPanel

                .GetLayoutUpdated()

                .Take(1)

                .Do(_ =>

                {

                    clipper.ExpandDirection = ExpandDirection.Left;

                    clipper.RatioVisible = 0.0;

                })

                .Assert(() => ((RectangleGeometry)clipper.Clip).Rect.Width == 0)

                .Subscribe(_ =>

                {

                    TestPanel.Children.Remove(clipper);

                    EnqueueTestComplete();

                });

        }



        /// <summary>

        /// Tests that the clip property is null when the RatioVisible is 1.0 

        /// and the ExpandDirection is Up.

        /// </summary>

        [TestMethod]

        [Description("Tests that the clip property is null when the RatioVisible is 1.0 and the ExpandDirection is Up.")]

        [Asynchronous]

        public void TestUpEmpty()

        {

            LinearClipper clipper = (LinearClipper)DefaultClipperToTest;

            clipper.Content = new TextBlock { Text = "Testing" };

            TestPanel.Children.Add(clipper);

            TestPanel

                .GetLayoutUpdated()

                .Take(1)

                .Do(_ =>

                {

                    clipper.ExpandDirection = ExpandDirection.Up;

                    clipper.RatioVisible = 0.0;

                })

                .Assert(() => ((RectangleGeometry)clipper.Clip).Rect.Height == 0)

                .Subscribe(_ =>

                {

                    TestPanel.Children.Remove(clipper);

                    EnqueueTestComplete();

                });

        }



        /// <summary>

        /// Tests that the clip property is null when the RatioVisible is 1.0 

        /// and the ExpandDirection is Down.

        /// </summary>

        [TestMethod]

        [Description("Tests that the clip property is null when the RatioVisible is 1.0 and the ExpandDirection is Down.")]

        [Asynchronous]

        public void TestDownEmpty()

        {

            LinearClipper clipper = (LinearClipper)DefaultClipperToTest;

            clipper.Content = new TextBlock { Text = "Testing" };

            TestPanel.Children.Add(clipper);

            TestPanel

                .GetLayoutUpdated()

                .Take(1)

                .Do(_ =>

                {

                    clipper.ExpandDirection = ExpandDirection.Down;

                    clipper.RatioVisible = 0.0;

                })

                .Assert(() => ((RectangleGeometry)clipper.Clip).Rect.Height == 0)

                .Subscribe(_ =>

                {

                    TestPanel.Children.Remove(clipper);

                    EnqueueTestComplete();

                });

        }

    }

}