Fix ConanComponent.PackageURL

Author: RodneyRichardson

src/Microsoft.ComponentDetection.Contracts/TypedComponent/ConanComponent.cs

@@ -29,7 +29,7 @@ public ConanComponent(string name, string version, string previous, string packa
 
     public override ComponentType Type => ComponentType.Conan;
 
-    public override PackageURL PackageUrl => new PackageURL("conan", string.Empty, this.Name, this.Version, null, string.Empty);
+    public override PackageURL PackageUrl => new PackageURL("conan", null, this.Name, this.Version, null, null);
 
     protected override string ComputeId() => $"{this.Name} {this.Version} - {this.Type}";
 }

test/Microsoft.ComponentDetection.Contracts.Tests/PurlGenerationTests.cs

@@ -109,4 +109,15 @@ public void CocoaPodNameShouldPurlWithCustomQualifier()
 
         packageOne.PackageUrl.ToString().Should().Be("pkg:cocoapods/[email protected]?repository_url=https://custom_repo.example.com/path/to/repo/specs.git");
     }
+
+    [TestMethod]
+    public void ConanShouldSupportPurl()
+    {
+        // https://github.com/package-url/purl-spec/blob/main/PURL-TYPES.rst#conan
+        var packageOne = new ConanComponent("openssl", "3.4.1", "afcaa66ae3020340af2d5641a475b5ae", "80626e45106f252f73093b8b9376039358185fb4");
+
+        packageOne.PackageUrl.Type.Should().Be("conan");
+        packageOne.PackageUrl.Name.Should().Be("openssl");
+        packageOne.PackageUrl.ToString().Should().Be("pkg:conan/[email protected]");
+    }
 }