{
        Model target = new Model();
        target.setModules( Arrays.asList( "first", "second", "third" ) );
        Model source = new Model();
        source.setModules( Arrays.asList( "first", "second", "third" ) );

        modelMerger.merge( target, source, true, null );

        assertThat( target.getModules(), contains( "first", "second", "third" ) );
    }

    @Test

    public void setLibraryDirectory(String libraryDirectory) {
        this.libraryDirectory = libraryDirectory;
    }

    @Override
    public Set<EarModule> getModules() {
        return modules;
    }

    @Override
    public void setModules(Set<EarModule> modules) {
        this.modules = modules;
    }

    @Override
    public Set<EarSecurityRole> getSecurityRoles() {
        return securityRoles;

    }

    /**
     * Modules for the ipr file.
     * <p>
     * See the examples in the docs for {@link IdeaProject}
     */
    public List<IdeaModule> getModules() {
        return modules;
    }

    public void setModules(List<IdeaModule> modules) {
        this.modules = modules;
    }

    /**
     * The java version used for defining the project sdk.
     * <p>

        then:
        def modulesAll = endorsedStrictVersions.getModules()
        def modules1 = endorseFrom1.targetComponent.nodes[0].ownStrictVersionConstraints.getModules()
        def modules2 = endorseFrom2.targetComponent.nodes[0].ownStrictVersionConstraints.getModules()

        modulesAll.size() == 5
        modules1.size() == 1
        modules2.size() == 4

        }

        @Override
        public ExcludeSpec doIntersect(ModuleSetExclude left, ModuleSetExclude right, ExcludeFactory factory) {
            Set<String> modules = Sets.newHashSet(left.getModules());
            modules.retainAll(right.getModules());
            if (modules.isEmpty()) {
                return factory.nothing();
            }
            if (modules.size() == 1) {

                // IDEA Module for project in current build: don't include any module that has been excluded from project
                boolean found = false;
                for (IdeaModule ideaModule : ideaProject.getModules()) {
                    if (reference.get().getFile().equals(ideaModule.getOutputFile())) {
                        found = true;
                        break;
                    }
                }

    }

    @Override
    public void modules(Action<? super ComponentModuleMetadataHandler> configureAction) {
        configureAction.execute(getModules());
    }

    @Override
    public ComponentModuleMetadataHandler getModules() {
        return componentModuleMetadataHandler;
    }

    @Override
    public ArtifactResolutionQuery createArtifactResolutionQuery() {

                Collection<NodeState> implicitProvidersForCapability = Collections.emptyList();
                for (ModuleResolveState state : resolveState.getModules()) {
                    if (state.getId().getGroup().equals(capability.getGroup()) && state.getId().getName().equals(capability.getName())) {
                        Collection<ComponentState> versions = state.getVersions();

        for (String jarName : jarNames) {
            runtimeClasspath.add(findDependencyJar(moduleName, jarName));
        }
        return runtimeClasspath;
    }

    private Set<Module> getModules(String[] projectNames) {
        Set<Module> modules = new LinkedHashSet<>();
        for (String project : projectNames) {
            modules.add(getModule(project));
        }
        return modules;
    }

        if (!pluginDependencies.getReplacements().isEmpty()) {
            ComponentModuleMetadataHandler modules = scriptHandler.getDependencies().getModules();
            for (CollectingPluginRequestResolutionVisitor.ModuleReplacement replacement : pluginDependencies.getReplacements()) {