using System;
using System.Collections.Generic;

using Xamarin.Forms;

using NUnit.Framework;

namespace Xamarin.Forms.Xaml.UnitTests
{
	public partial class DataTemplate : ContentPage
	{
		public DataTemplate ()
		{
			InitializeComponent ();
		}

		public DataTemplate (bool useCompiledXaml)
		{
			//this stub will be replaced at compile time
		}

		[TestFixture]
		public class Tests
		{
			[TestCase (false)]
			[TestCase (true)]
			public void EmptyTextCell (bool useCompiledXaml)
			{
				var layout = new DataTemplate (useCompiledXaml);

				var cell0 = layout.emptyTextCell.ItemTemplate.CreateContent ();
				Assert.NotNull (cell0);
				Assert.That (cell0, Is.TypeOf<TextCell> ());

				var cell1 = layout.emptyTextCell.ItemTemplate.CreateContent ();
				Assert.NotNull (cell1);
				Assert.That (cell1, Is.TypeOf<TextCell> ());

				Assert.AreNotSame (cell0, cell1);
			}

			[TestCase (false)]
			[TestCase (true)]
			public void TextCell (bool useCompiledXaml)
			{
				var layout = new DataTemplate (useCompiledXaml);
				var cell0 = layout.textCell.ItemTemplate.CreateContent ();
				Assert.NotNull (cell0);
				Assert.That (cell0, Is.TypeOf<TextCell> ());
				((TextCell)cell0).BindingContext = "Foo";
				Assert.AreEqual ("Foo", ((TextCell)cell0).Text);

				var cell1 = layout.textCell.ItemTemplate.CreateContent ();
				Assert.NotNull (cell1);
				Assert.That (cell1, Is.TypeOf<TextCell> ());
				((TextCell)cell1).BindingContext = "Bar";
				Assert.AreEqual ("Bar", ((TextCell)cell1).Text);

				Assert.AreNotSame (cell0, cell1);
			}

			[TestCase (false)]
			[TestCase (true)]
			public void FromResource (bool useCompiledXaml)
			{
				var layout = new DataTemplate (useCompiledXaml);
				var cell0 = layout.fromResource.ItemTemplate.CreateContent ();
				Assert.NotNull (cell0);
				Assert.That (cell0, Is.TypeOf<TextCell> ());
				((TextCell)cell0).BindingContext = "Foo";
				Assert.AreEqual ("Foo", ((TextCell)cell0).Text);

				var cell1 = layout.fromResource.ItemTemplate.CreateContent ();
				Assert.NotNull (cell1);
				Assert.That (cell1, Is.TypeOf<TextCell> ());
				((TextCell)cell1).BindingContext = "Bar";
				Assert.AreEqual ("Bar", ((TextCell)cell1).Text);

				Assert.AreNotSame (cell0, cell1);
			}

			[TestCase (false)]
			[TestCase (true)]
			public void TextCellAccessResources (bool useCompiledXaml)
			{
				var layout = new DataTemplate (useCompiledXaml);
				var cell0 = layout.textCellAccessResource.ItemTemplate.CreateContent ();
				Assert.NotNull (cell0);
				Assert.That (cell0, Is.TypeOf<TextCell> ());
				((TextCell)cell0).BindingContext = "Foo";
				Assert.AreEqual ("ooF", ((TextCell)cell0).Text);

				var cell1 = layout.textCellAccessResource.ItemTemplate.CreateContent ();
				Assert.NotNull (cell1);
				Assert.That (cell1, Is.TypeOf<TextCell> ());
				((TextCell)cell1).BindingContext = "Bar";
				Assert.AreEqual ("raB", ((TextCell)cell1).Text);

				Assert.AreNotSame (cell0, cell1);
			}

			[TestCase (false)]
			[TestCase (true)]
			public void ViewCellAccessResources (bool useCompiledXaml)
			{
				var layout = new DataTemplate (useCompiledXaml);
				var cell0 = layout.viewCellAccessResource.ItemTemplate.CreateContent ();
				Assert.NotNull (cell0);
				Assert.That (cell0, Is.TypeOf<ViewCell> ());
				((ViewCell)cell0).BindingContext = "Foo";
				Assert.AreEqual ("ooF", ((Label)((ViewCell)cell0).View).Text);

				var cell1 = layout.viewCellAccessResource.ItemTemplate.CreateContent ();
				Assert.NotNull (cell1);
				Assert.That (cell1, Is.TypeOf<ViewCell> ());
				((ViewCell)cell1).BindingContext = "Bar";
				Assert.AreEqual ("raB", ((Label)((ViewCell)cell1).View).Text);

				Assert.AreNotSame (cell0, cell1);
			}
		}
	}
}