tests: detector properties (#813)

test/Microsoft.ComponentDetection.Detectors.Tests/ComponentDetectorTests.cs

@@ -0,0 +1,60 @@
+namespace Microsoft.ComponentDetection.Detectors.Tests;
+
+using System.Collections.Generic;
+using System.Linq;
+using FluentAssertions;
+using Microsoft.ComponentDetection.Contracts;
+using Microsoft.ComponentDetection.Orchestrator.Extensions;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+
+[TestClass]
+[TestCategory("Governance/All")]
+[TestCategory("Governance/ComponentDetection")]
+public class ComponentDetectorTests
+{
+    private List<IComponentDetector> detectors;
+
+    [TestInitialize]
+    public void Initialize()
+    {
+        var serviceProvider = new ServiceCollection().AddComponentDetection().BuildServiceProvider();
+
+        this.detectors = serviceProvider.GetServices<IComponentDetector>().ToList();
+    }
+
+    [TestMethod]
+    public void AllDetectorsHaveUniqueIds()
+    {
+        var ids = this.detectors.Select(detector => detector.Id).ToList();
+
+        ids.Should().OnlyHaveUniqueItems();
+    }
+
+    [TestMethod]
+    public void AllDetectorsHavePositiveVersion()
+    {
+        foreach (var detector in this.detectors)
+        {
+            detector.Version.Should().BePositive($"because {detector.Id} should be > 0");
+        }
+    }
+
+    [TestMethod]
+    public void AllDetectorsHaveUniqueCategories()
+    {
+        foreach (var detector in this.detectors)
+        {
+            detector.Categories.Should().OnlyHaveUniqueItems($"because {detector.Id} should have unique categories");
+        }
+    }
+
+    [TestMethod]
+    public void AllDetectorsHaveUniqueSupportedComponentTypes()
+    {
+        foreach (var detector in this.detectors)
+        {
+            detector.SupportedComponentTypes.Should().OnlyHaveUniqueItems($"because {detector.Id} should have unique supported component types");
+        }
+    }
+}

test/Microsoft.ComponentDetection.Detectors.Tests/Microsoft.ComponentDetection.Detectors.Tests.csproj

@@ -1,6 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <ItemGroup Label="Project References">
+        <ProjectReference Include="..\..\src\Microsoft.ComponentDetection.Orchestrator\Microsoft.ComponentDetection.Orchestrator.csproj" />
         <ProjectReference Include="..\Microsoft.ComponentDetection.TestsUtilities\Microsoft.ComponentDetection.TestsUtilities.csproj" />
     </ItemGroup>