public void Init()
{
packageManager = TestFactory.CreatePackageManager();
// Create composite package catalog source
var options = TestFactory.CreateCreateCompositePackageCatalogOptions();
var testSource = packageManager.GetPackageCatalogByName(Constants.TestSourceName);
Assert.NotNull(testSource, $"{Constants.TestSourceName} cannot be null");
options.Catalogs.Add(testSource);
options.CompositeSearchBehavior = CompositeSearchBehavior.AllCatalogs;
compositeSource = packageManager.CreateCompositePackageCatalog(options);
}