Simplify tests

Author: meziantou

.github/workflows/ci.yml

@@ -67,10 +67,6 @@ jobs:
           name: nuget
           path: ${{ env.NuGetDirectory }}
       - uses: actions/setup-dotnet@v4
-        with:
-          dotnet-version: |
-            9.0.x
-            8.0.x
       - run: dotnet --info
       - run: dotnet test tests/Meziantou.DotNet.CodingStandard.Tests/Meziantou.DotNet.CodingStandard.Tests.csproj --logger "trx;LogFileName=test_results.trx" --results-directory test_results
       - uses: actions/upload-artifact@v4

global.json

@@ -1,6 +1,6 @@
 {
   "sdk": {
     "rollForward": "major",
-    "version": "8.0.402"
+    "version": "9.0.100"
   }
 }

tests/Meziantou.DotNet.CodingStandard.Tests/CodingStandardTests.cs

@@ -4,24 +4,11 @@
 using System.Xml.Linq;
 using Meziantou.Framework;
 using Xunit.Abstractions;
-using static System.Net.Mime.MediaTypeNames;
 
 namespace Meziantou.DotNet.CodingStandard.Tests;
 
-public abstract class CodingStandardTests(PackageFixture fixture, ITestOutputHelper testOutputHelper, string dotnetChannel) : IClassFixture<PackageFixture>
+public sealed class CodingStandardTests(PackageFixture fixture, ITestOutputHelper testOutputHelper) : IClassFixture<PackageFixture>
 {
-    private async Task<string> CreateGlobalJsonContent()
-    {
-        var version = await DotnetVersions.GetLatestVersionAsync(dotnetChannel);
-        return $$"""
-        {
-            "sdk": {
-                "version": "{{version}}"
-            }
-        }
-        """;
-    }
-
     [Fact]
     public async Task BannedSymbolsAreReported()
     {
@@ -310,9 +297,17 @@ public ProjectBuilder AddCsprojFile((string Name, string Value)[] properties = n
 
         public async Task<BuildResult> BuildAndGetOutput(string[] buildArguments = null)
         {
-            string dotnetVersion = await _test.CreateGlobalJsonContent();
-            _testOutputHelper.WriteLine("Global.json version:\n" + dotnetVersion);
-            _directory.CreateTextFile("global.json", dotnetVersion);
+            var globaljsonPsi = new ProcessStartInfo("dotnet", "new global.json")
+            {
+                WorkingDirectory = _directory.FullPath,
+                UseShellExecute = false,
+                RedirectStandardOutput = true,
+
+                RedirectStandardError = true,
+            };
+            var result = await globaljsonPsi.RunAsTaskAsync();
+            _testOutputHelper.WriteLine("Process exit code: " + result.ExitCode);
+            _testOutputHelper.WriteLine(result.Output.ToString());
 
             var psi = new ProcessStartInfo("dotnet")
             {
@@ -334,7 +329,7 @@ public async Task<BuildResult> BuildAndGetOutput(string[] buildArguments = null)
             psi.Environment.Remove("CI");
             psi.Environment.Remove("GITHUB_ACTIONS");
 
-            var result = await psi.RunAsTaskAsync();
+            result = await psi.RunAsTaskAsync();
             _testOutputHelper.WriteLine("Process exit code: " + result.ExitCode);
             _testOutputHelper.WriteLine(result.Output.ToString());
 
@@ -400,13 +395,4 @@ public override string ToString()
             return Text;
         }
     }
-}
-
-public sealed class CodingStandardTestsNet8_0(PackageFixture fixture, ITestOutputHelper testOutputHelper) : CodingStandardTests(fixture, testOutputHelper, "8.0")
-{
-
-}
-
-public sealed class CodingStandardTestsNet9_0(PackageFixture fixture, ITestOutputHelper testOutputHelper) : CodingStandardTests(fixture, testOutputHelper, "9.0")
-{
 }

tests/Meziantou.DotNet.CodingStandard.Tests/DotnetVersions.cs

@@ -12,7 +12,6 @@
     <PackageReference Include="Meziantou.Framework" Version="3.0.41" />
     <PackageReference Include="Meziantou.Framework.TemporaryDirectory" Version="1.0.9" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
-    <PackageReference Include="NuGet.Versioning" Version="6.11.1" />
     <PackageReference Include="xunit" Version="2.9.2" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2">
       <PrivateAssets>all</PrivateAssets>