public void i_can_inject_package_dependencies()
        {
            var      builder      = new SpecificationBuilder();
            FileInfo packagesFile = @"regular\packages.config".GetTestFileInfo();

            builder.WithPackages(packagesFile);
            XElement packages = packagesFile.LoadXml();

            PackageDependencyGroup[] dependencyGroups = ToPackageDependencyGroups(packages.FindNodes("package"));
            CollectionAssert.AreEqual(dependencyGroups, builder.Specification.Dependencies,
                                      PackageReferenceComparer.Default, "unexpected package references retrieved");
        }