Adds an integration test for Cake Frosting (WIP)

.github/workflows/test.yml

@@ -153,3 +153,39 @@ jobs:
             string-parameter: 'value'
             numeric-parameter: 3
             boolean-parameter: true
+  test-with-frosting:
+    name: Test with Cake Frosting
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [windows-latest, ubuntu-latest]
+    env:
+      csproj-directory: integrationtests/frosting
+    steps:
+      - name: Get the sources
+        uses: actions/checkout@v1
+      - name: Install Node 20
+        uses: actions/setup-node@v4
+        with:
+          node-version: '20'
+      - name: Install the .NET 8 SDK
+        uses: actions/setup-dotnet@v4
+        with:
+          dotnet-version: '8.0.x'
+      - name: Run a specific Cake Frosting project
+        uses: ./
+        with:
+          csproj-path: ${{ env.csproj-directory}}/Build.csproj
+      - name: Run a specific Cake Frosting task
+        uses: ./
+        with:
+          csproj-path: ${{ env.csproj-directory}}/Build.csproj
+          target: Successful-Task
+      - name: Run with a specific verbosity level
+        uses: ./
+        env:
+          EXPECTED_VERBOSITY: Diagnostic
+        with:
+          verbosity: Diagnostic
+          csproj-path: ${{ env.csproj-directory}}/Build.csproj
+          target: Test-Verbosity

integrationtests/frosting/Build.csproj

@@ -0,0 +1,10 @@
+<Project Sdk="Microsoft.NET.Sdk">
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net8.0</TargetFramework>
+    <RunWorkingDirectory>$(MSBuildProjectDirectory)</RunWorkingDirectory>
+  </PropertyGroup>
+  <ItemGroup>
+    <PackageReference Include="Cake.Frosting" Version="4.0.0" />
+  </ItemGroup>
+</Project>

integrationtests/frosting/Program.cs

@@ -0,0 +1,63 @@
+using System;
+using Cake.Common;
+using Cake.Core;
+using Cake.Core.Diagnostics;
+using Cake.Frosting;
+
+public static class Program
+{
+    public static int Main(string[] args)
+    {
+        return new CakeHost()
+            .UseContext<BuildContext>()
+            .Run(args);
+    }
+}
+
+public class BuildContext : FrostingContext
+{
+    public BuildContext(ICakeContext context)
+        : base(context)
+    {
+    }
+}
+
+[TaskName("Successful-Task")]
+public sealed class SuccessfulTask : FrostingTask<BuildContext>
+{
+    public override void Run(BuildContext context)
+    {
+        context.Log.Information("✓ Passed");
+    }
+}
+
+[TaskName("Test-Verbosity")]
+public sealed class TestVerbosity : FrostingTask<BuildContext>
+{
+    public override void Run(BuildContext context)
+    {
+        var hasExpectedVerbosity = Enum.TryParse(
+            context.EnvironmentVariable("EXPECTED_VERBOSITY"),
+            ignoreCase: true,
+            out Verbosity expectedVerbosity);
+
+        if (!hasExpectedVerbosity)
+        {
+            throw new Exception(
+                "✕ The EXPECTED_VERBOSITY environment variable is not set or it doesn't contain a verbosity level");
+        }
+
+        var actualVerbosity = context.Log.Verbosity;
+
+        if (expectedVerbosity != actualVerbosity)
+        {
+            throw new Exception($"✕ Expected verbosity {expectedVerbosity} but got {actualVerbosity}");
+        }
+
+        context.Log.Information("✓ Passed");
+    }
+}
+
+[TaskName("Default")]
+[IsDependentOn(typeof(SuccessfulTask))]
+public class DefaultTask : FrostingTask;