Use HomePage test go back.

Author: Rosuavio

UITests/UITests.App/HomePage.xaml

@@ -0,0 +1,8 @@
+<Page x:Class="UITests.App.HomePage"
+      xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+      xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+      Background="{ThemeResource ApplicationPageBackgroundThemeBrush}">
+    <TextBlock HorizontalAlignment="Center"
+               VerticalAlignment="Center"
+               Text="No test loaded." />
+</Page>

UITests/UITests.App/HomePage.xaml.cs

@@ -0,0 +1,19 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using Windows.UI.Xaml.Controls;
+
+namespace UITests.App
+{
+    /// <summary>
+    /// An empty page that can be used on its own or navigated to within a Frame.
+    /// </summary>
+    public sealed partial class HomePage
+    {
+        public HomePage()
+        {
+            this.InitializeComponent();
+        }
+    }
+}

UITests/UITests.App/MainTestHost.xaml

@@ -19,6 +19,7 @@
                 Opacity="0" />
 
         <Frame x:Name="navigationFrame"
+               IsNavigationStackEnabled="False"
                Navigated="NavigationFrame_Navigated"
                NavigationFailed="NavigationFrame_NavigationFailed" />
     </Grid>

UITests/UITests.App/MainTestHost.xaml.cs

@@ -118,7 +118,7 @@ private void NavigationFrame_NavigationFailed(object sender, Windows.UI.Xaml.Nav
         private void GoBackInvokerButton_Click(object sender, RoutedEventArgs e)
         {
             Log.Comment("Go Back Clicked. Navigating to Page...");
-            navigationFrame.Navigate(typeof(Page));
+            navigationFrame.Navigate(typeof(HomePage));
             Log.Comment("Navigated to Page.");
         }
     }

UITests/UITests.App/UITests.App.csproj

@@ -131,6 +131,9 @@
     <Compile Include="App.AppService.xaml.cs">
       <DependentUpon>App.xaml</DependentUpon>
     </Compile>
+    <Compile Include="HomePage.xaml.cs">
+      <DependentUpon>HomePage.xaml</DependentUpon>
+    </Compile>
     <Compile Include="MainTestHost.xaml.cs">
       <DependentUpon>MainTestHost.xaml</DependentUpon>
     </Compile>
@@ -158,6 +161,10 @@
       <Generator>MSBuild:Compile</Generator>
       <SubType>Designer</SubType>
     </ApplicationDefinition>
+    <Page Include="HomePage.xaml">
+      <SubType>Designer</SubType>
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
     <Page Include="MainTestHost.xaml">
       <Generator>MSBuild:Compile</Generator>
       <SubType>Designer</SubType>