// downstream projects. Which would result in dProject and eProject being returned twice, but now the results are
    // made unique.
    @Test
    public void testGetDownstreamDoesNotDuplicateProjects() throws CycleDetectedException, DuplicateProjectException {
        ProjectDependencyGraph graph =
                new DefaultProjectDependencyGraph(Arrays.asList(aProject, bProject, cProject, dProject, eProject));