Session session = newSession();
        MojoExecution exec = newMojoExecution(session);

        Object result =
                new PluginParameterExpressionEvaluatorV4(session, null, exec).evaluate("${mojo.plugin.descriptor}");

        System.out.println("Result: " + result);

        assertSame(
                exec.getPlugin().getDescriptor(),
                result,

        PomTestWrapper pom = buildPom("plugin-exec-merging-wo-version/sub");
        assertEquals(4, ((List<?>) pom.getValue("build/plugins[1]/executions")).size());
    }

    /* MNG-3943*/
    @Test
    void testMergeOfPluginExecutionsWhenChildAndParentUseDifferentPluginVersions() throws Exception {
        PomTestWrapper pom = buildPom("plugin-exec-merging-version-insensitive/sub");

        Map<String, List<String>> goals = new HashMap<>();
        lifecycle.phases().forEach(phase -> phase.plugins()
                .forEach(plugin -> plugin.getExecutions().forEach(exec -> exec.getGoals()
                        .forEach(goal -> goals.computeIfAbsent(phase.name(), n -> new ArrayList<>())
                                .add(plugin.getGroupId() + ":" + plugin.getArtifactId() + ":" + plugin.getVersion()

                    protected void setRawResult(Result result) {
                        this.result = result;
                    }

                    @Override
                    protected boolean exec() {
                        try {
                            AtomicReference<Parent> modified = new AtomicReference<>();
                            ModelSource source = doResolveModel(parent, modified);

            } else {
                index.put(key, plugin);
            }

            Set<String> executionIds = new HashSet<>();

            for (PluginExecution exec : plugin.getExecutions()) {
                if (!executionIds.add(exec.getId())) {
                    addViolation(
                            problems,
                            Severity.ERROR,
                            Version.V20,

        WorkspaceReader reactorReader = lookup.lookup(WorkspaceReader.class, ReactorReader.HINT);
        workspaceReaders.add(reactorReader);
        // 2) Repository system session-scoped workspace reader (contains ide and exec request reader)
        for (WorkspaceReader repoWorkspaceReader : chainedWorkspaceReader.getReaders()) {
            if (repoWorkspaceReader != null && repoWorkspaceReader != reactorReader) {

    String SCHEDULER_JOB_CLASS = "scheduler.job.class";

    /** The key of the configuration. e.g. QUIT */
    String SCHEDULER_CONCURRENT_EXEC_MODE = "scheduler.concurrent.exec.mode";

    /** The key of the configuration. e.g. 30 */
    String SCHEDULER_MONITOR_INTERVAL = "scheduler.monitor.interval";

    /** The key of the message: Crawler exec time */
    public static final String LABELS_crawling_info_CrawlerExecTime = "{labels.crawling_info_CrawlerExecTime}";

    /** The key of the message: Crawler status */
    public static final String LABELS_crawling_info_CrawlerStatus = "{labels.crawling_info_CrawlerStatus}";

    /** The key of the message: Crawl exec time (Web/File system) */

    private static final String MY_PID = String.valueOf(ProcessHandle.current().pid());
    private static final String JAVA_EXECUTABLE_PATTERN_STR = "java(?:\\.exe)?";
    private static final String GRADLE_MAIN_CLASS_PATTERN_STR = "(org\\.gradle\\.[a-zA-Z]+)";
    private static final String PLAY_SERVER_PATTERN_STR = "(play\\.core\\.server\\.NettyServer)";

        dep1.setArtifactId( "test-artifact" );
        dep1.setVersion( "1" );
        dep1.setType( "jar" );

        Exclusion exc = new Exclusion();
        exc.setGroupId( "test" );
        exc.setArtifactId( "test-artifact3" );

        dep1.addExclusion( exc );

        Dependency dep2 = new Dependency();
        dep2.setGroupId( "test" );
        dep2.setArtifactId( "test-artifact2" );