Build build = new Build();
        build.setDirectory(expected.substring(0, expected.length() - "/classes".length()));

        Model model = new Model();
        model.setBuild(build);

        MavenProject project = new MavenProject(model);
        project.setFile(new File("pom.xml").getCanonicalFile());

        Set<Artifact> reversedArtifacts = new LinkedHashSet<>(4);
        artifacts.add(new DefaultArtifact("g", "a4", "v", "compile", "jar", "", null));
        artifacts.add(new DefaultArtifact("g", "a3", "v", "compile", "jar", "", null));
        artifacts.add(new DefaultArtifact("g", "a2", "v", "compile", "jar", "", null));
        artifacts.add(new DefaultArtifact("g", "a1", "v", "compile", "jar", "", null));

        Settings settings = new Settings();
        Mirror mirror = new Mirror();
        mirror.setId("local");
        settings.addMirror(mirror);
        mirror = new Mirror();
        mirror.setId("illegal\\:/chars");
        mirror.setUrl("http://void");
        mirror.setMirrorOf("void");
        settings.addMirror(mirror);

        SimpleProblemCollector problems = new SimpleProblemCollector();

    public ArtifactRepository buildArtifactRepository(Repository repository) throws InvalidRepositoryException {
        return new MavenArtifactRepository(
                repository.getId(),
                repository.getUrl(),
                new DefaultRepositoryLayout(),
                new ArtifactRepositoryPolicy(),
                new ArtifactRepositoryPolicy());
    }

        return container;
    }

    protected File getProject(String name) throws Exception {
        File source = new File(new File(getBasedir(), getProjectsDirectory()), name);
        File target = new File(new File(getBasedir(), "target"), name);
        FileUtils.copyDirectoryStructureIfModified(source, target);
        return new File(target, "pom.xml");
    }

    }

    @Test
    void testValidate() {
        Artifact plugin = new DefaultArtifact(
                "org.apache.maven.its.plugins",
                "maven-it-plugin",
                "0.1",
                "compile",
                "jar",
                null,
                new DefaultArtifactHandler("ignore"));
        PluginDescriptor descriptor = new PluginDescriptor();

            // the defined parallism, while making sure the pool will not
            // be exhausted
            //
            return new ThreadPoolExecutor(
                    parallelism, Integer.MAX_VALUE, 0L, TimeUnit.MILLISECONDS, new LinkedBlockingQueue<>()) {
                final AtomicInteger parked = new AtomicInteger();

                @Override
                public <T> List<Future<T>> invokeAll(Collection<? extends Callable<T>> tasks)

        Model moduleModel = new Model();

        MavenProject module = new MavenProject(moduleModel);
        module.setFile(new File("module-dir/pom.xml"));

        Model parentModel = new Model();
        parentModel.addModule("../module-dir");

        MavenProject parent = new MavenProject(parentModel);
        parent.setFile(new File("parent-dir/pom.xml"));

                new ExclusionDependencySelector());
    }

    protected DependencyGraphTransformer getDependencyGraphTransformer() {
        return new ChainedDependencyGraphTransformer(
                new ConflictResolver(
                        new NearestVersionSelector(), new ManagedScopeSelector(getScopeManager()),
                        new SimpleOptionalitySelector(), new ManagedScopeDeriver(getScopeManager())),

        RegexBasedInterpolator interpolator = new RegexBasedInterpolator();

        interpolator.addValueSource(new MapBasedValueSource(request.getSession().getUserProperties()));

        interpolator.addValueSource(new MapBasedValueSource(request.getSession().getSystemProperties()));

        try {
            interpolator.addValueSource(new EnvarBasedValueSource());
        } catch (IOException e) {