assertEquals(aProject, sortedProjects.get(0));
        assertEquals(cProject, sortedProjects.get(1));

        assertTrue(graph.getDownstreamProjects(aProject, false).contains(cProject));
    }

    // Test verifying that getDownstreamProjects does not contain duplicates.
    // This is a regression test for https://github.com/apache/maven/issues/2487.
    //
    // The graph is:
    // aProject -> bProject

        List<MavenProject> result = new ArrayList<>();
        // schedule dependent projects, if all of their requirements are met
        for (MavenProject dependentProject : projectDependencyGraph.getDownstreamProjects(finishedProject, false)) {
            final List<MavenProject> upstreamProjects =
                    projectDependencyGraph.getUpstreamProjects(dependentProject, false);

    }

    private long calculateWeight(MavenProject project) {
        // Calculate maximum weight of downstream dependencies
        long maxDownstreamWeight = dependencyGraph.getDownstreamProjects(project, false).stream()
                .mapToLong(this::getProjectWeight)
                .max()
                .orElse(0L);

        // Weight = 1 + max downstream weight (similar to Takari Smart Builder)

            public List<MavenProject> getSortedProjects() {
                return Collections.singletonList(session.getCurrentProject());
            }

            @Override
            public List<MavenProject> getDownstreamProjects(MavenProject project, boolean transitive) {
                return Collections.emptyList();
            }
        });

        final List<String> log = new ArrayList<>();