Fix tests.

Author: JohanLarsson

PropertyChangedAnalyzers.Test/Helpers/LibrarySettings.cs

@@ -25,6 +25,9 @@ public static class LibrarySettings
                                                              .WithCompilationOptions(x => x.WithSuppressedDiagnostics("CS1701"))
                                                              .WithMetadataReferences(MetadataReferences.Transitive(typeof(Gu.Wpf.Reactive.AsyncCommand)));
 
+        internal static Settings Roslyn { get; } = Settings.Default
+                                                           .WithMetadataReferences(MetadataReferences.Transitive(typeof(Microsoft.CodeAnalysis.CodeFixes.CodeFixProvider)));
+
         // Use this if the dll is not signed
         private static Assembly LoadUnsigned(string dllName)
         {

PropertyChangedAnalyzers.Test/ValidWithAllAnalyzers.cs

@@ -24,7 +24,8 @@ public static class ValidWithAllAnalyzers
             .ToArray();
 
         private static readonly Solution AnalyzersProjectSolution = CodeFactory.CreateSolution(
-            ProjectFile.Find("PropertyChangedAnalyzers.csproj"));
+            ProjectFile.Find("PropertyChangedAnalyzers.csproj"),
+            LibrarySettings.Roslyn);
 
         private static readonly Solution ValidCodeProjectSln = CodeFactory.CreateSolution(
             ProjectFile.Find("ValidCode.csproj"));
@@ -36,10 +37,10 @@ public static void NotEmpty()
             Assert.Pass($"Count: {AllAnalyzers.Count}");
         }
 
-        [Ignore("Does not pick up nullable attributes.")]
-        [TestCaseSource(nameof(AllAnalyzers))]
+        // [TestCaseSource(nameof(AllAnalyzers))]
         public static void AnalyzersProject(DiagnosticAnalyzer analyzer)
         {
+            // Does not figure out source package
             RoslynAssert.Valid(analyzer, AnalyzersProjectSolution);
         }
 

PropertyChangedAnalyzers/PropertyChangedAnalyzers.csproj

@@ -71,7 +71,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageDownload Include="Microsoft.NETCore.App.Ref" Version="[5.0.0]" />
+    <PackageDownload Include="Microsoft.NETCore.App.Ref" Version="[6.0.0]" />
     <PackageReference Include="TunnelVisionLabs.ReferenceAssemblyAnnotator" Version="1.0.0-alpha.160" PrivateAssets="all" />    
   </ItemGroup>