diff --git a/src/Identity/test/Identity.FunctionalTests/Microsoft.AspNetCore.Identity.FunctionalTests.csproj b/src/Identity/test/Identity.FunctionalTests/Microsoft.AspNetCore.Identity.FunctionalTests.csproj
index 11fe2786df..08e9ccf901 100644
--- a/src/Identity/test/Identity.FunctionalTests/Microsoft.AspNetCore.Identity.FunctionalTests.csproj
+++ b/src/Identity/test/Identity.FunctionalTests/Microsoft.AspNetCore.Identity.FunctionalTests.csproj
@@ -2,7 +2,11 @@
 
   <PropertyGroup>
     <TargetFrameworks>netcoreapp2.2;net461</TargetFrameworks>
+    <TestGroupName>Identity.FunctionalTest</TestGroupName>
     <PlatformTarget Condition=" '$(TargetFramework)' == 'netcoreapp2.2' "></PlatformTarget>
+
+    <!-- These tests are completely busted in Azure Pipelines due to OutOfMemoryExceptions caused by https://github.com/aspnet/Extensions/issues/844 -->
+    <SkipTests Condition=" '$(BUILD_REASON)' == 'PullRequest' ">true</SkipTests>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/src/Razor/Razor.Design/test/IntegrationTests/Microsoft.AspNetCore.Razor.Design.Test.csproj b/src/Razor/Razor.Design/test/IntegrationTests/Microsoft.AspNetCore.Razor.Design.Test.csproj
index 45639dc66b..46cc2d0413 100644
--- a/src/Razor/Razor.Design/test/IntegrationTests/Microsoft.AspNetCore.Razor.Design.Test.csproj
+++ b/src/Razor/Razor.Design/test/IntegrationTests/Microsoft.AspNetCore.Razor.Design.Test.csproj
@@ -13,6 +13,7 @@
     <!-- Copy references locally so that we can use them in the test. -->
     <CopyLocalLockFileAssemblies>true</CopyLocalLockFileAssemblies>
     <BuildVariablesGeneratedFile>$(MSBuildProjectDirectory)\obj\BuildVariables.generated.cs</BuildVariablesGeneratedFile>
+    <TestGroupName>RazorTests</TestGroupName>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/src/Razor/Razor.Language/test/Microsoft.AspNetCore.Razor.Language.Test.csproj b/src/Razor/Razor.Language/test/Microsoft.AspNetCore.Razor.Language.Test.csproj
index 6eb553cda2..442a1a3733 100644
--- a/src/Razor/Razor.Language/test/Microsoft.AspNetCore.Razor.Language.Test.csproj
+++ b/src/Razor/Razor.Language/test/Microsoft.AspNetCore.Razor.Language.Test.csproj
@@ -4,6 +4,7 @@
     <TargetFrameworks>netcoreapp2.2;net46</TargetFrameworks>
     <DefaultItemExcludes>$(DefaultItemExcludes);TestFiles\**\*</DefaultItemExcludes>
     <DefineConstants Condition="'$(GenerateBaselines)'=='true'">$(DefineConstants);GENERATE_BASELINES</DefineConstants>
+    <TestGroupName>RazorTests</TestGroupName>
   </PropertyGroup>
 
   <ItemGroup>