@Test
public void getPackageModelWithoutPkgUUID() {

    PackageDescr packageDescr = getPackageDescr(null);
    PackageModel retrieved =  modelBuilder.getPackageModel(packageDescr, packageRegistry, internalKnowledgePackage.getName());
    assertNotNull(retrieved);
    String expected = getPkgUUID(RELEASE_ID, internalKnowledgePackage.getName());
    assertEquals(expected, retrieved.getPackageUUID());
}