Spring provides integration between MockMvc and HtmlUnit. This simplifies performing end-to-end testing when using HTML-based views. This integration lets you:spring-doc.cn

MockMvc works with templating technologies that do not rely on a Servlet Container (for example, Thymeleaf, FreeMarker, and others), but it does not work with JSPs, since they rely on the Servlet container.
MockMvc works with templating technologies that do not rely on a Servlet Container (for example, Thymeleaf, FreeMarker, and others), but it does not work with JSPs, since they rely on the Servlet container.