@Override
                        public void execute(AntlrTask antlrTask) {
                            antlrTask.setDescription("Processes the " + sourceSet.getName() + " Antlr grammars.");
                            // 4) set up convention mapping for default sources (allows user to not have to specify)

        });
    }

    @Override
    protected void configureForSourceSet(final SourceSet sourceSet, CodeNarc task) {
        task.setDescription("Run CodeNarc analysis for " + sourceSet.getName() + " classes");
        SourceDirectorySet groovySourceSet =  sourceSet.getExtensions().getByType(GroovySourceDirectorySet.class);

        e.message.equals("Action must not be null!")
    }

    def "test getDescription"() {
        given:
        def testDescription = "testDescription"
        getTask().setDescription(testDescription)

        expect:
        testDescription == getTask().getDescription()
    }

    def "can specify onlyIf predicate using closure"() {
        given:

        Object version = project.getVersion();

        TaskProvider<Javadoc> javadocAll = tasks.register("javadocAll", Javadoc.class, task -> {
            task.setGroup("documentation");
            task.setDescription("Generate Javadocs for all API classes");

            task.setTitle("Gradle API " + version);

            Javadocs javadocs = extension.getJavadocs();

            // TODO: This should be part of Javadoc task

     */
    Boolean getInitializeInOrder();

    void setInitializeInOrder(Boolean initializeInOrder);

    /**
     * The application description. Optional.
     */
    String getDescription();

    void setDescription(String description);

    /**
     * The application display name. Optional.
     */
    String getDisplayName();

    void setDisplayName(String displayName);

    /**

            tasks.create(taskName, LinkSharedLibrary.class, new Action<LinkSharedLibrary>() {
                @Override
                public void execute(LinkSharedLibrary linkTask) {
                    linkTask.setDescription("Links " + binary.getDisplayName());
                    linkTask.getToolChain().set(binary.getToolChain());
                    linkTask.getTargetPlatform().set(binary.getTargetPlatform());

        final Configuration variant = project.getConfigurations().consumable(TEST_RESULTS_ELEMENTS_VARIANT_PREFIX + StringUtils.capitalize(target.getName())).get();
        variant.setDescription("Directory containing binary results of running tests for the " + suite.getName() + " Test Suite's " + target.getName() + " target.");
        variant.setVisible(false);

        configuration.setVisible(false);
        configuration.setTransitive(true);
        configuration.setDescription("The " + getToolName() + " libraries to be used for this project.");
        getJvmPluginServices().configureAsRuntimeClasspath(configuration);

        // Don't need these things, they're provided by the runtime

        registerModifiedProperty("depth");
        this.depth = value;
    }

    public String getDescription() {
        checkSpecifiedProperty("description");
        return convertEmptyToNull(description);
    }

    public void setDescription(String value) {
        registerModifiedProperty("description");
        this.description = value;
    }

            ProgressLogger progressLogger = progressLoggerFactory.newOperation(DistributionInstaller.class);
            progressLogger.setDescription("Download " + address);
            progressLogger.started();
            try {
                return withAsyncDownload(address, destination, operationDescriptor);
            } finally {