HandlerExecutionChain chain = mapping.getHandler(request);
assertEquals(3, chain.getInterceptors().length);
assertTrue(chain.getInterceptors()[0] instanceof ConversionServiceExposingInterceptor);
assertTrue(chain.getInterceptors()[1] instanceof LocaleChangeInterceptor);
assertTrue(chain.getInterceptors()[2] instanceof ThemeChangeInterceptor);
LocaleChangeInterceptor interceptor = (LocaleChangeInterceptor) chain.getInterceptors()[1];
assertEquals("lang", interceptor.getParamName());
ThemeChangeInterceptor interceptor2 = (ThemeChangeInterceptor) chain.getInterceptors()[2];
assertEquals("style", interceptor2.getParamName());
}