final ProjectBuildList buildList = buildListCalculator.calculateProjectBuilds(session, taskSegments);
        final ProjectBuildList segments = buildList.getByTaskSegment(taskSegments.get(0));
        assertEquals(3, taskSegments.size(), "Stub data contains 3 segments");
        assertEquals(6, segments.size(), "Stub data contains 6 items");
        final ProjectSegment build = segments.get(0);

        final ProjectBuildList buildList = buildListCalculator.calculateProjectBuilds(session, taskSegments);
        final ProjectBuildList segments = buildList.getByTaskSegment(taskSegments.get(0));
        assertEquals(3, taskSegments.size(), "Stub data contains 3 segments");
        assertEquals(6, segments.size(), "Stub data contains 6 items");
        final ProjectSegment build = segments.get(0);

            List<TaskSegment> taskSegments,
            ReactorBuildStatus reactorBuildStatus) {
        for (TaskSegment taskSegment : taskSegments) {
            for (ProjectSegment projectBuild : projectBuilds.getByTaskSegment(taskSegment)) {
                try {
                    lifecycleModuleBuilder.buildProject(
                            session, reactorContext, projectBuild.getProject(), taskSegment);

                projectBuildList.size(),
                is(greaterThanOrEqualTo(6)));

        final ProjectBuildList byTaskSegment = projectBuildList.getByTaskSegment(taskSegment);
        assertEquals(projectBuildList.size(), byTaskSegment.size()); // TODO Make multiple segments on projectBuildList
    }

     * @param taskSegment the requested task segment
     * @return a project build list for the supplied task segment
     */
    public ProjectBuildList getByTaskSegment(TaskSegment taskSegment) {
        return new ProjectBuildList(
                items.stream().filter(pb -> taskSegment == pb.getTaskSegment()).collect(Collectors.toList()));
    }

        for (TaskSegment taskSegment : taskSegments) {
            ProjectBuildList segmentProjectBuilds = projectBuilds.getByTaskSegment(taskSegment);
            Map<MavenProject, ProjectSegment> projectBuildMap = projectBuilds.selectSegment(taskSegment);
            try {
                ConcurrencyDependencyGraph analyzer =