add strong name

Author: Thomas Clegg

.github/workflows/build_and_run_unit_tests_linux.yml

@@ -15,6 +15,9 @@ jobs:
         uses: actions/setup-dotnet@v4
         with:
           dotnet-version: 9.x
+      - name: Add snk for strong name signing
+        run: |
+          echo "${{ secrets.KEY_SNK_B64 }}" | base64 --decode > key.snk
       - name: Add zip files required for running tests
         run: |
           (cd resources/geocoding; zip -r ../../resources/geocoding.zip *)

.github/workflows/run_all_tests_and_upload_code_coverage.yml

@@ -16,6 +16,9 @@ jobs:
         uses: actions/setup-dotnet@v4
         with:
           dotnet-version: 9.x
+      - name: Add snk file for strong name signing
+        run: |
+          echo "${{ secrets.KEY_SNK_B64 }}" | base64 --decode > key.snk
       - name: Add zip files required for running tests
         run: |
           Compress-Archive -Path "resources\geocoding\*" -DestinationPath "resources\geocoding.zip"

.github/workflows/run_performance_tests_windows.yml

@@ -12,6 +12,9 @@ jobs:
     timeout-minutes: 20
     steps:
       - uses: actions/checkout@v4
+      - name: Add key.snk for strong name signing
+        run: |
+          echo "${{ secrets.KEY_SNK_B64 }}" | base64 --decode > key.snk
       - name: Setup .NET
         uses: actions/setup-dotnet@v4
         with:

csharp/PhoneNumbers.Extensions/PhoneNumbers.Extensions.csproj

@@ -27,6 +27,12 @@
         <AnalysisLevel>5</AnalysisLevel>
     </PropertyGroup>
 
+    <PropertyGroup>
+        <SignAssembly>true</SignAssembly>
+        <AssemblyOriginatorKeyFile>../../key.snk</AssemblyOriginatorKeyFile>
+        <PublicSign>true</PublicSign>
+    </PropertyGroup>
+
     <ItemGroup>
         <None Include="..\..\icon.png" Pack="true" PackagePath="" />
     </ItemGroup>

csharp/PhoneNumbers.Test/PhoneNumbers.Test.csproj

@@ -9,6 +9,12 @@
     <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
   </PropertyGroup>
 
+  <PropertyGroup>
+    <SignAssembly>true</SignAssembly>
+    <AssemblyOriginatorKeyFile>../../key.snk</AssemblyOriginatorKeyFile>
+    <PublicSign>true</PublicSign>
+  </PropertyGroup>
+
   <PropertyGroup Condition="'$(TargetFramework)' == 'net8.0' Or '$(TargetFramework)' == 'net9.0'">
     <Nullable>enable</Nullable>
   </PropertyGroup>

csharp/PhoneNumbers/PhoneNumbers.csproj

@@ -29,6 +29,12 @@
     <Nullable>enable</Nullable>
   </PropertyGroup>
 
+  <PropertyGroup>
+    <SignAssembly>true</SignAssembly>
+    <AssemblyOriginatorKeyFile>../../key.snk</AssemblyOriginatorKeyFile>
+    <PublicSign>true</PublicSign>
+  </PropertyGroup>
+
   <ItemGroup>
     <EmbeddedResource Include="..\..\resources\*.xml" Exclude="..\..\resources\PhoneNumberMetadataForTesting.xml" />
     <EmbeddedResource Include="..\..\resources\timezones\map_data.txt" LinkBase="timezones" />

csharp/PhoneNumbers/Util.cs

@@ -19,7 +19,7 @@
 using System.Collections.Generic;
 using System.Runtime.CompilerServices;
 
-[assembly: InternalsVisibleTo("PhoneNumbers.Test")]
+[assembly: InternalsVisibleTo("PhoneNumbers.Test, PublicKey=0024000004800000940000000602000000240000525341310004000001000100bd3070027f51a9975cac34376755e3629985626c0ccbb41bb057f7d06dd6940dafb35ed0358fd96f24525cde3229cecc6fc9eb3bf582ecb6cf3a837f422d38fe2f5d2d7d0b75a5fe9120c77d3a0d25b9b60060cd715146920d675b6f639bcf9845bcf0f42070caca24be55143958dcc4eaa7e4e2941ecf2fab4ba479aaee8dc2")]
 
 namespace PhoneNumbers
 {