From 5907152c50ee2c658b266f2804e6b383bb15a6f1 Mon Sep 17 00:00:00 2001
From: Jason Smith <jason.smith@xamarin.com>
Date: Sun, 24 Apr 2016 12:25:26 -0400
Subject: Evolve feature branch (#117)

* Initial import of evolve features

* [Android] Add Xamarin.Forms.Platform.Android.AppLinks project

* [iOS] Fix issues with c# 6 features on iOS AppLinks

* Added naive stanza to update-docs-windows.bat to produce Pages docs. Not tested. (#69)

* Update packages

* Add AppLinks android nuspec and fix linker issues

* Fix build

* Fix nusepc

* Fix nuspec

* Update android support nugets to 23.2.1

* Update Xamarin.UITest

* Add CardView

* [iOS] Fix app link for CoreSpotlight

* [Android] Update AppLinks android support libs

* Add Newtonsoft.Json dependency to nuspec

* Fix NRE when setting ControlTemplate to null

* Move to ModernHttpClient for download

* Try fix build

* Preserve android app links

* Fix margin issue

* General coding and simple fixes
---
 .../DataSourceListTests.cs                         | 81 ++++++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 Xamarin.Forms.Pages.UnitTests/DataSourceListTests.cs

(limited to 'Xamarin.Forms.Pages.UnitTests/DataSourceListTests.cs')

diff --git a/Xamarin.Forms.Pages.UnitTests/DataSourceListTests.cs b/Xamarin.Forms.Pages.UnitTests/DataSourceListTests.cs
new file mode 100644
index 00000000..4585e0d6
--- /dev/null
+++ b/Xamarin.Forms.Pages.UnitTests/DataSourceListTests.cs
@@ -0,0 +1,81 @@
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.Linq;
+using System.Net.NetworkInformation;
+using System.Threading.Tasks;
+using NUnit.Framework;
+
+namespace Xamarin.Forms.Pages.UnitTests
+{
+	[TestFixture]
+	public class DataSourceListTests
+	{
+		public class TestDataSource : BaseDataSource
+		{
+			public ObservableCollection<IDataItem> DataItems { get; } = new ObservableCollection<IDataItem> ();
+
+			protected override Task<IList<IDataItem>> GetRawData ()
+			{
+				return Task.FromResult<IList<IDataItem>> (DataItems);
+			}
+
+			protected override object GetValue (string key)
+			{
+				var target = DataItems.FirstOrDefault (d => d.Name == key);
+				if (target == null)
+					throw new KeyNotFoundException ();
+				return target.Value;
+			}
+
+			protected override bool SetValue (string key, object value)
+			{
+				var target = DataItems.FirstOrDefault (d => d.Name == key);
+				if (target == null)
+					DataItems.Add (new DataItem (key, value));
+				else if (target.Value == value)
+					return false;
+				else
+					target.Value = value;
+				return true;
+			}
+		}
+
+		[Test]
+		public void DataSourceListIndexer ()
+		{
+			var source = new TestDataSource ();
+			IDataSource s = source;
+			source.DataItems.Add (new DataItem ("Foo", "Bar"));
+
+			Assert.AreEqual ("Bar", s["Foo"]);
+
+			Assert.AreEqual ("Bar", s.Data[0].Value);
+		}
+
+		[Test]
+		public void CompoundListPrepend ()
+		{
+			var source = new TestDataSource ();
+			IDataSource s = source;
+			source.DataItems.Add (new DataItem ("Foo1", "Bar1"));
+			source.DataItems.Add (new DataItem ("Foo2", "Bar2"));
+
+			var compoundList = new CompoundCollection {
+				MainList = s.Data
+			};
+			var prependItem = new DataItem ("Pre1", "Val1");
+			compoundList.PrependList.Add (prependItem);
+
+			Assert.AreEqual (prependItem, compoundList[0]);
+			Assert.AreEqual (source.DataItems[0], s.Data[0]);
+			Assert.AreEqual (source.DataItems[1], s.Data[1]);
+
+			Assert.AreEqual (source.DataItems[0], compoundList[1]);
+			Assert.AreEqual (source.DataItems[1], compoundList[2]);
+
+			s.MaskKey ("Foo1");
+
+			Assert.AreEqual (source.DataItems[1], compoundList[1]);
+		}
+	}
+}
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