Update tests to .NET 6 + 7 with alpine images

Author: abnegate

.travis.yml

@@ -29,9 +29,8 @@ env:
   - SDK=DartStable
   - SDK=Deno1193
   - SDK=Deno1303
-  - SDK=DotNet31
-  - SDK=DotNet50
   - SDK=DotNet60
+  - SDK=DotNet70
   - SDK=FlutterStable
   - SDK=FlutterBeta
   - SDK=Go112

tests/DotNet60Test.php

@@ -17,7 +17,7 @@ class DotNet60Test extends Base
         'cp tests/languages/dotnet/Tests60.csproj tests/sdks/dotnet/src/test/Tests.csproj',
     ];
     protected string $command =
-        'docker run --rm -v $(pwd):/app -w /app/tests/sdks/dotnet/src/test/ mcr.microsoft.com/dotnet/sdk:6.0-alpine dotnet test --verbosity normal --framework net6.0';
+        'docker run --rm -v $(pwd):/app -w /app/tests/sdks/dotnet/src/test/ mcr.microsoft.com/dotnet/sdk:6.0-alpine3.17 dotnet test --verbosity normal --framework net6.0';
 
     protected array $expectedOutput = [
         ...Base::FOO_RESPONSES,

tests/DotNet50Test.php renamed to tests/DotNet70Test.php

@@ -2,7 +2,7 @@
 
 namespace Tests;
 
-class DotNet50Test extends Base
+class DotNet70Test extends Base
 {
     protected string $sdkName = 'dotnet';
     protected string $sdkPlatform = 'server';
@@ -14,10 +14,10 @@ class DotNet50Test extends Base
     protected array $build = [
         'mkdir -p tests/sdks/dotnet/src/test',
         'cp tests/languages/dotnet/Tests.cs tests/sdks/dotnet/src/test/Tests.cs',
-        'cp tests/languages/dotnet/Tests50.csproj tests/sdks/dotnet/src/test/Tests.csproj',
+        'cp tests/languages/dotnet/Tests70.csproj tests/sdks/dotnet/src/test/Tests.csproj',
     ];
     protected string $command =
-        'docker run --rm -v $(pwd):/app -w /app/tests/sdks/dotnet/src/test/ mcr.microsoft.com/dotnet/sdk:5.0-bullseye-slim dotnet test --verbosity normal --framework net5.0';
+        'docker run --rm -v $(pwd):/app -w /app/tests/sdks/dotnet/src/test/ mcr.microsoft.com/dotnet/sdk:7.0-alpine3.17 dotnet test --verbosity normal --framework net7.0';
 
     protected array $expectedOutput = [
         ...Base::FOO_RESPONSES,

tests/languages/dotnet/Tests31.csproj

@@ -1,6 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFrameworks>net5.0</TargetFrameworks>
+    <TargetFrameworks>net7.0</TargetFrameworks>
     <LangVersion>latest</LangVersion>
     <IsPackable>false</IsPackable>
   </PropertyGroup>