### Question:
MvcInitializer extends AbstractAnnotationConfigDispatcherServletInitializer { @Override protected String[] getServletMappings() { return new String[]{ "/" }; }    }### Answer:
@Test @DisplayName("getServletMappings()が/を返す") public void getServletMappingsTest() { String[] servletMappings = mvcInitializer.getServletMappings(); assertArrayEquals(new String[]{"/"}, servletMappings, "servlet mapping not correct"); }