I have a Spring MVC Controller which uses Pagination Support of Spring-Data:
@Controller
public class ModelController {
private static final int DEFAULT_PAGE_SIZE = 50;
@RequestMapping(value = "/models", method = RequestMethod.GET)
public Page<Model> showModels(@PageableDefault(size = DEFAULT_PAGE_SIZE) Pageable pageable, @RequestParam(
required = false) String modelKey) {
//..
return models;
}
}
And I'd like to test the RequestMapping using the nice Spring MVC Test Support. In order to keep these tests fast and isolated from all the other stuff going on, I do not want to create the complete ApplicationContext:
public class ModelControllerWebTest {
private MockMvc mockMvc;
@Before
public void setup() {
ModelController controller = new ModelController();
mockMvc = MockMvcBuilders.standaloneSetup(controller).build();
}
@Test
public void reactsOnGetRequest() throws Exception {
mockMvc.perform(get("/models")).andExpect(status().isOk());
}
}
This approach works fine with other Controllers, that do not expect a Pageable, but with this one I get one of these nice long Spring stacktraces. It complains about not being able to instantiate Pageable:
org.springframework.web.util.NestedServletException: Request processing failed; nested exception is org.springframework.beans.BeanInstantiationException: Could not instantiate bean class [org.springframework.data.domain.Pageable]: Specified class is an interface
at
.... lots more lines
Question: How do I change my test so the magic No-Request-Parameter-To-Pageable conversion happens properly?
Note: In the actual application everything is working fine.
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