Add test coverage for public API surface of VirtualizationCacheLengthConverter (#10659)

Author: h3xds1nz

Microsoft.Dotnet.Wpf.sln

@@ -384,6 +384,8 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "PresentationFramework.Fluen
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "System.Printing.Tests", "src\Microsoft.DotNet.Wpf\tests\UnitTests\System.Printing.Tests\System.Printing.Tests.csproj", "{762F6671-44CA-672D-B9C5-CFB69999F152}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "PresentationFramework.Tests", "src\Microsoft.DotNet.Wpf\tests\UnitTests\PresentationFramework.Tests\PresentationFramework.Tests.csproj", "{33BA28FA-887A-45AE-BEC2-7254E0044DE0}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|arm64 = Debug|arm64
@@ -1668,6 +1670,18 @@ Global
 		{762F6671-44CA-672D-B9C5-CFB69999F152}.Release|x64.Build.0 = Release|x64
 		{762F6671-44CA-672D-B9C5-CFB69999F152}.Release|x86.ActiveCfg = Release|x86
 		{762F6671-44CA-672D-B9C5-CFB69999F152}.Release|x86.Build.0 = Release|x86
+		{33BA28FA-887A-45AE-BEC2-7254E0044DE0}.Debug|arm64.ActiveCfg = Debug|arm64
+		{33BA28FA-887A-45AE-BEC2-7254E0044DE0}.Debug|arm64.Build.0 = Debug|arm64
+		{33BA28FA-887A-45AE-BEC2-7254E0044DE0}.Debug|x64.ActiveCfg = Debug|x64
+		{33BA28FA-887A-45AE-BEC2-7254E0044DE0}.Debug|x64.Build.0 = Debug|x64
+		{33BA28FA-887A-45AE-BEC2-7254E0044DE0}.Debug|x86.ActiveCfg = Debug|x86
+		{33BA28FA-887A-45AE-BEC2-7254E0044DE0}.Debug|x86.Build.0 = Debug|x86
+		{33BA28FA-887A-45AE-BEC2-7254E0044DE0}.Release|arm64.ActiveCfg = Release|arm64
+		{33BA28FA-887A-45AE-BEC2-7254E0044DE0}.Release|arm64.Build.0 = Release|arm64
+		{33BA28FA-887A-45AE-BEC2-7254E0044DE0}.Release|x64.ActiveCfg = Release|x64
+		{33BA28FA-887A-45AE-BEC2-7254E0044DE0}.Release|x64.Build.0 = Release|x64
+		{33BA28FA-887A-45AE-BEC2-7254E0044DE0}.Release|x86.ActiveCfg = Release|x86
+		{33BA28FA-887A-45AE-BEC2-7254E0044DE0}.Release|x86.Build.0 = Release|x86
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -1796,6 +1810,7 @@ Global
 		{0EFFC7C4-B486-4852-8CED-EDEB46E02C42} = {D0AED517-9972-41CB-8751-983E4EB8F511}
 		{56833D74-2D0B-5516-C1D6-B93D4FFF7612} = {A48B585E-6AB0-4F8D-8484-77F37CB44437}
 		{762F6671-44CA-672D-B9C5-CFB69999F152} = {A48B585E-6AB0-4F8D-8484-77F37CB44437}
+		{33BA28FA-887A-45AE-BEC2-7254E0044DE0} = {A48B585E-6AB0-4F8D-8484-77F37CB44437}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
 		SolutionGuid = {B4340004-DAC0-497D-B69D-CFA7CD93F567}

src/Microsoft.DotNet.Wpf/tests/UnitTests/PresentationCore.Tests/System/Windows/Media/Imaging/BitmapImage.Tests.cs

@@ -34,7 +34,6 @@ public void Initialization_StreamSource_Invalid_ThrowsNotSupportedException()
     public void Initialization_StreamSource_PNG_Succeeds()
     {
         using MemoryStream stream = new(s_png120DPI1x1);
-
         BitmapImage image = new BitmapImage();
 
         // InitializeInit

src/Microsoft.DotNet.Wpf/tests/UnitTests/WindowsBase.Tests/Usings.cs renamed to src/Microsoft.DotNet.Wpf/tests/UnitTests/PresentationFramework.Tests/GlobalUsings.cs

@@ -1,4 +1,7 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
 
+global using Xunit;
+
 global using System.Collections.Generic;
+global using System.Globalization;

src/Microsoft.DotNet.Wpf/tests/UnitTests/PresentationFramework.Tests/PresentationFramework.Tests.csproj

@@ -0,0 +1,41 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <AssemblyName>PresentationFramework.Tests</AssemblyName>
+    <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+    <GenerateRuntimeConfigurationFiles>true</GenerateRuntimeConfigurationFiles>
+    <Nullable>enable</Nullable>
+    <Platforms>x64;x86;arm64</Platforms>
+    <EnableUnsafeBinaryFormatterSerialization>true</EnableUnsafeBinaryFormatterSerialization>
+    <NoWarn>$(NoWarn)</NoWarn>
+    <GenerateDocumentationFile>true</GenerateDocumentationFile>
+    <TargetFramework Condition="!$(TargetFramework.Contains('windows'))">$(TargetFramework)-windows</TargetFramework>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="$(WpfSourceDir)DirectWriteForwarder\DirectWriteForwarder.vcxproj">
+      <UndefineProperties>TargetFramework;TargetFrameworks</UndefineProperties>
+    </ProjectReference>
+    <ProjectReference Include="$(WpfSourceDir)PresentationCore\PresentationCore.csproj" />
+    <ProjectReference Include="$(WpfSourceDir)PresentationFramework\PresentationFramework.csproj" />
+    <ProjectReference Include="$(WpfSourceDir)WindowsBase\WindowsBase.csproj" />
+    <ProjectReference Include="$(WpfSourceDir)System.Xaml\System.Xaml.csproj" />
+    <ProjectReference Include="$(WpfSourceDir)Extensions\PresentationFramework-SystemDrawing\PresentationFramework-SystemDrawing.csproj" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <MicrosoftPrivateWinFormsReference Include="System.Private.Windows.Core" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Moq" Version="$(MoqPackageVersion)" />
+    <PackageReference Include="xunit.stafact" Version="$(XUnitStaFactPackageVersion)" />
+    <PackageReference Include="FluentAssertions" Version="$(FluentAssertionsVersion)" />
+    <PackageReference Include="System.Configuration.ConfigurationManager" Version="$(SystemConfigurationConfigurationManagerPackageVersion)" />
+    <PackageReference Include="$(SystemIOPackagingPackage)" Version="$(SystemIOPackagingVersion)" />
+    <PackageReference Include="System.Runtime.Serialization.Formatters" Version="$(SystemRuntimeSerializationFormattersPackageVersion)" />
+    <PackageReference Include="$(SystemDrawingCommonPackage)" Version="$(SystemDrawingCommonVersion)" />
+    <PackageReference Include="System.Private.Windows.Core.TestUtilities" Version="$(SystemPrivateWindowsCoreTestUtilitiesVersion)" />
+  </ItemGroup>
+
+</Project>