@Bean
    public PluginDataHandler paramMappingPluginDataHandler() {
        return new ParamMappingPluginDataHandler();
    }
@Test
    public void testParamMappingPluginDataHandler() {
        new ApplicationContextRunner()
            .withConfiguration(AutoConfigurations.of(ParamMappingPluginConfiguration.class, DefaultServerCodecConfigurer.class))
            .withBean(ParamMappingPluginConfigurationTest.class)
            .withPropertyValues("debug=true")
            .run(context -> {
                PluginDataHandler handler = context.getBean("paramMappingPluginDataHandler", PluginDataHandler.class);
                assertNotNull(handler);
            });
    }