request = new CliRequest(new String[] {"--builder", "foobar"}, null);
        cli.cli(request);
        assertEquals("foobar", request.commandLine.getOptionValue("builder"));
    }

    @Test
    void testMavenConfigInvalid() throws Exception {
        System.setProperty(
                MavenCli.MULTIMODULE_PROJECT_DIRECTORY,
                new File("src/test/projects/config-illegal").getCanonicalPath());