List<Plugin> pre = predecessors.get(entry.getKey());
                    if (pre != null) {
                        result.addAll(pre);
                    }
                    result.add(entry.getValue());
                }
                result.addAll(pending);

                builder.plugins(result);
            }
        }

        @Override
        protected Plugin mergePlugin(

        Lifecycle myLifecycle =
                new Lifecycle("etl", Arrays.asList("extract", "transform", "load"), Collections.emptyMap());
        myLifecycles.add(myLifecycle);
        myLifecycles.addAll(defaultLifeCycles.getLifeCycles());

        Map<String, Lifecycle> lifeCycles = myLifecycles.stream().collect(Collectors.toMap(Lifecycle::getId, l -> l));
        PlexusContainer mockedPlexusContainer = mock(PlexusContainer.class);

    @Override
    public Stream<Lifecycle> stream() {
        return values.values().stream();
    }

    static <T> List<T> concat(List<T> l, T t) {
        List<T> nl = new ArrayList<>(l.size() + 1);
        nl.addAll(l);
        nl.add(t);
        return nl;
    }

    @Override
    public List<String> computePhases(Lifecycle lifecycle) {
        return lifecycle.phases().stream().map(Lifecycle.Phase::name).toList();
    }

        TaskSegment mergedSegment = new TaskSegment(false);

        for (TaskSegment taskSegment : taskSegments) {
            mergedSegment.getTasks().addAll(taskSegment.getTasks());
        }

        return lifeCycleExecutionPlanCalculator.calculateExecutionPlan(
                session, session.getCurrentProject(), mergedSegment.getTasks());
    }

    @Test