DefaultRepositorySystemSession rsession = new DefaultRepositorySystemSession(h -> false);
        rsession.setSystemProperties(properties);
        rsession.setConfigProperties(properties);

        DefaultSession session = new DefaultSession(
                rsession,
                system,

     *
     * @param systemProperties The system properties, may be {@code null}.
     * @return This request, never {@code null}.
     */
    MavenExecutionRequest setSystemProperties(Properties systemProperties);

    /**
     * Gets the system properties to use for interpolation and profile activation. The system properties are collected

            throws CycleDetectedException, DuplicateProjectException {
        MavenExecutionRequest request = new DefaultMavenExecutionRequest()
                .setSystemProperties(properties)
                .setGoals(Collections.<String>emptyList())
                .setBaseDirectory(new File(""))
                .setLocalRepository(repo);

        return new MavenSession(

            throws CycleDetectedException, DuplicateProjectException, NoLocalRepositoryManagerException {
        MavenExecutionRequest request = new DefaultMavenExecutionRequest()
                .setSystemProperties(properties)
                .setGoals(Collections.<String>emptyList())
                .setBaseDirectory(new File(""))
                .setLocalRepository(repo);

        }

        @Override
        public void setExecutable(Object executable) {
            throw new UnsupportedOperationException();
        }

        @Override
        public void setSystemProperties(Map<String, ?> properties) {
            throw new UnsupportedOperationException();
        }

        @Override
        public ProcessForkOptions executable(Object executable) {

     *
     * @param systemProperties The system properties, may be {@code null}.
     * @return This request, never {@code null}.
     */
    ModelBuildingRequest setSystemProperties(Properties systemProperties);

    /**
     * Gets the user properties to use for interpolation and profile activation. The user properties have been

    }

    private ModelBuildingRequest createModelBuildingRequest(Properties p) {
        ModelBuildingRequest config = new DefaultModelBuildingRequest();
        if (p != null) {
            config.setSystemProperties(p);
        }
        return config;
    }

    @Test
    public void testDefaultBuildTimestampFormatShouldFormatTimeIn24HourFormat() {
        Calendar cal = Calendar.getInstance();

        return forkOptions.getSystemProperties();
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public void setSystemProperties(Map<String, ?> properties) {
        forkOptions.setSystemProperties(properties);
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public Test systemProperties(Map<String, ?> properties) {

        }

        when:
        options.copyTo(target)

        then:
        1 * target.setExecutable('executable' as Object)
        1 * target.setJvmArgs(['arg'])
        1 * target.setSystemProperties([key: 12])
        1 * target.setMinHeapSize('64m')
        1 * target.setMaxHeapSize('1g')
        1 * target.bootstrapClasspath(_)
        1 * target.setEnableAssertions(false)

        finalConfigProperties.putAll(mergedProps);
        finalConfigProperties.putAll(configProps);

        sessionBuilder.setUserProperties(request.getUserProperties());
        sessionBuilder.setSystemProperties(request.getSystemProperties());
        sessionBuilder.setConfigProperties(finalConfigProperties);

        return sessionBuilder;
    }

    private VersionFilter buildVersionFilter(String filterExpression) {