Perform AOT check on repository

.github/workflows/aot-check.yml

@@ -0,0 +1,28 @@
+name: "AOT Check"
+
+on:
+  push:
+    branches: [ "master", "rel/v2" ]
+  pull_request:
+    types:
+      - opened
+      - synchronize
+      - reopened
+      - ready_for_review
+    branches: [ "master", "rel/v2" ]
+
+jobs:
+  analyze:
+    runs-on: windows-latest
+    name: AOT check
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v4
+      with:
+        fetch-depth: 1
+
+    - name: Runs powershell script
+      id: aot-powershell
+      run: build\test-aot.ps1 'net8.0'
+

Microsoft.Identity.Web.sln

@@ -169,7 +169,9 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Benchmarks", "benchmark\Ben
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ContosoWorker", "tests\DevApps\ContosoWorker\ContosoWorker.csproj", "{4A63EA63-5679-4498-BB4C-30E09F268E00}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Microsoft.Identity.Web.UI", "src\Microsoft.Identity.Web.UI\Microsoft.Identity.Web.UI.csproj", "{C6CB0D5B-917A-4127-9984-7592C757BBDE}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.Identity.Web.UI", "src\Microsoft.Identity.Web.UI\Microsoft.Identity.Web.UI.csproj", "{C6CB0D5B-917A-4127-9984-7592C757BBDE}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.Identity.Web.AotCompatibility.TestApp", "tests\Microsoft.Identity.Web.AotCompatibility.TestApp\Microsoft.Identity.Web.AotCompatibility.TestApp.csproj", "{BCE63265-6D36-423A-9C3D-BF8E448C7EA0}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -401,6 +403,10 @@ Global
 		{C6CB0D5B-917A-4127-9984-7592C757BBDE}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{C6CB0D5B-917A-4127-9984-7592C757BBDE}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{C6CB0D5B-917A-4127-9984-7592C757BBDE}.Release|Any CPU.Build.0 = Release|Any CPU
+		{BCE63265-6D36-423A-9C3D-BF8E448C7EA0}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{BCE63265-6D36-423A-9C3D-BF8E448C7EA0}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{BCE63265-6D36-423A-9C3D-BF8E448C7EA0}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{BCE63265-6D36-423A-9C3D-BF8E448C7EA0}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -480,6 +486,7 @@ Global
 		{8FB5433F-D625-464E-8957-FDD0AC20FBDE} = {A6799B45-E2FD-4ACA-86A2-D1AD5B1E2ECE}
 		{4A63EA63-5679-4498-BB4C-30E09F268E00} = {E37CDBC1-18F6-4C06-A3EE-532C9106721F}
 		{C6CB0D5B-917A-4127-9984-7592C757BBDE} = {1DDE1AAC-5AE6-4725-94B6-A26C58D3423F}
+		{BCE63265-6D36-423A-9C3D-BF8E448C7EA0} = {B4E72F1C-603F-437C-AAA1-153A604CD34A}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
 		SolutionGuid = {104367F1-CE75-4F40-B32F-F14853973187}

build/test-aot.ps1

@@ -0,0 +1,50 @@
+param([string]$targetNetFramework)
+
+$projectName='Microsoft.Identity.Web.AotCompatibility.TestApp'
+$rootDirectory = Split-Path $PSScriptRoot -Parent
+$publishOutput = dotnet publish $rootDirectory/tests/$projectName/$projectName.csproj --framework $targetNetFramework -nodeReuse:false /p:UseSharedCompilation=false
+
+$actualWarningCount = 0
+
+foreach ($line in $($publishOutput -split "`r`n"))
+{
+    if (($line -like "*analysis warning IL*") -or ($line -like "*analysis error IL*"))
+    {
+        Write-Host $line
+        $actualWarningCount += 1
+    }
+}
+
+Write-Host "Actual warning count is: ", $actualWarningCount
+$expectedWarningCount = 63
+
+if ($LastExitCode -ne 0)
+{
+    Write-Host "There was an error while publishing AotCompatibility Test App. LastExitCode is:", $LastExitCode
+    Write-Host $publishOutput
+}
+
+$runtime = if ($IsWindows) {  "win-x64" } elseif ($IsMacOS) { "macos-x64"} else {"linux-x64"}
+$app = if ($IsWindows ) {"./$projectName.exe" } else {"./$projectName" }
+
+Push-Location $rootDirectory/tests/$projectName/bin/Release/$targetNetFramework/$runtime
+
+Write-Host "Executing test App..."
+$app
+Write-Host "Finished executing test App"
+
+if ($LastExitCode -ne 0)
+{
+  Write-Host "There was an error while executing AotCompatibility Test App. LastExitCode is:", $LastExitCode
+}
+
+Pop-Location
+
+$testPassed = 0
+if ($expectedWarningCount -ne $actualWarningCount)
+{
+    $testPassed = 1
+    Write-Host "Actual warning count:", $actualWarningCount, "is not as expected. Expected warning count is:", $expectedWarningCount
+}
+
+Exit $testPassed

tests/Microsoft.Identity.Web.AotCompatibility.TestApp/Microsoft.Identity.Web.AotCompatibility.TestApp.csproj

@@ -0,0 +1,37 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFrameworks>net8.0</TargetFrameworks>
+    <OutputType>Exe</OutputType>
+    <PublishAot>true</PublishAot>
+    <EventSourceSupport>true</EventSourceSupport>
+    <TrimmerSingleWarn>false</TrimmerSingleWarn>
+    <TreatWarningsAsErrors>false</TreatWarningsAsErrors>
+    <IsPackable>false</IsPackable>
+  </PropertyGroup>
+
+  <ItemGroup>
+
+    <TrimmerRootAssembly Include="Microsoft.Identity.Web"/>
+    <TrimmerRootAssembly Include="Microsoft.Identity.Web.Azure"/>
+    <TrimmerRootAssembly Include="Microsoft.Identity.Web.Certificate"/>
+    <TrimmerRootAssembly Include="Microsoft.Identity.Web.Certificateless"/>
+    <TrimmerRootAssembly Include="Microsoft.Identity.Web.Diagnostics"/>
+    <TrimmerRootAssembly Include="Microsoft.Identity.Web.DownstreamApi"/>
+    <TrimmerRootAssembly Include="Microsoft.Identity.Web.GraphServiceClient"/>
+    <TrimmerRootAssembly Include="Microsoft.Identity.Web.GraphServiceClientBeta"/>
+
+    <!--
+    <TrimmerRootAssembly Include="Microsoft.Identity.Web.MicrosoftGraph"/>    
+    <TrimmerRootAssembly Include="Microsoft.Identity.Web.MicrosoftGraphBeta"/>
+    <TrimmerRootAssembly Include="Microsoft.Identity.Web.OWIN"/>-->
+
+    <TrimmerRootAssembly Include="Microsoft.Identity.Web.TokenAcquisition"/>
+    <TrimmerRootAssembly Include="Microsoft.Identity.Web.TokenCache"/>
+    <TrimmerRootAssembly Include="Microsoft.Identity.Web.UI"/>
+
+    <TrimmerRootAssembly Update="@(TrimmerRootAssembly)" Path="..\..\src\%(Identity)\%(Identity).csproj" />
+    <ProjectReference Include="@(TrimmerRootAssembly->'%(Path)')" />
+  </ItemGroup>
+
+</Project>

tests/Microsoft.Identity.Web.AotCompatibility.TestApp/Program.cs

@@ -0,0 +1,11 @@
+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT License.
+
+internal sealed class Program
+{
+    // The code in this program is expected to be trim and AOT compatible
+    private static int Main()
+    {
+        return 100;
+    }
+}