Spring MockMvc后测试:比较失败
我正试图用mockito对这个方法进行后测试Spring MockMvc后测试:比较失败,spring,mocking,mockito,Spring,Mocking,Mockito,我正试图用mockito对这个方法进行后测试 @RequestMapping(value = "/add", method = RequestMethod.POST) public String addBookPost(@ModelAttribute("book") Book book, HttpServletRequest request, Model model) { bookService.save(book); MultipartFile bo
@RequestMapping(value = "/add", method = RequestMethod.POST)
public String addBookPost(@ModelAttribute("book") Book book, HttpServletRequest request, Model model) {
bookService.save(book);
MultipartFile bookImage = book.getBookImage();
try {
byte[] bytes = bookImage.getBytes();
String name = book.getId() + ".png";
BufferedOutputStream stream = new BufferedOutputStream(
new FileOutputStream(new File("src/main/resources/static/image/book/" + name)));
stream.write(bytes);
stream.close();
} catch (Exception e) {
e.printStackTrace();
}
到目前为止,我已经完成了下面的工作,但是我的结果显示我有两个不同的对象保存实例,即我保存的书和期望的不是我得到的书
@Test
public void addBookClicked() throws Exception {
Book book1 = new Book();
// when(bookService.save(anyObject())).thenReturn(anyObject());
mockMvc.perform(post("/book/add").with(user("admin").password("admin").roles("USER", "ADMIN"))
.accept(MediaType.TEXT_HTML)
.contentType(MediaType.TEXT_HTML))
.andExpect(status().is3xxRedirection()).andDo(print())
.andExpect(view().name("redirect:bookList"))
.andReturn();
Mockito.verify(bookService).save(book1);
}
我可以在测试中使用try-And-catch块做什么,因为它也会在测试Null指针中给出一个错误-可能是因为我没有测试或向测试中添加图像
错误日志
MockHttpServletResponse:
Status = 302
Error message = null
Argument(s) are different! Wanted:
com.valentine.service.BookService#0 bean.save(
com.valentine.domain.Book@4acc5dff
);
-> at com.valentine.adminportal.controller.BookControllerTest.addBookClicked(BookControllerTest.java:80)
Actual invocation has different arguments:
com.valentine.service.BookService#0 bean.save(
com.valentine.domain.Book@10c72a6f
);
-> at com.valentine.adminportal.controller.BookController.addBookPost(BookController.java:50)
Comparison Failure: <Click to see difference>
Argument(s) are different! Wanted:
com.valentine.service.BookService#0 bean.save(
com.valentine.domain.Book@4acc5dff
);
-> at com.valentine.adminportal.controller.BookControllerTest.addBookClicked(BookControllerTest.java:80)
Actual invocation has different arguments:
com.valentine.service.BookService#0 bean.save(
com.valentine.domain.Book@10c72a6f
);
-> at com.valentine.adminportal.controller.BookController.addBookPost(BookController.java:50)
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
at com.valentine.adminportal.controller.BookControllerTest.addBookClicked(BookControllerTest.java:80)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)
at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
at org.springf
在addBookClicked中,您实际上并没有将book1发布到控制器。该测试方法中的book1实例仅在创建时引用1,在验证时引用2
您必须在mockMvc.perform调用的主体中传递book1的序列化形式
下面是一个例子:
mockMvc.perform(post("/book/add")
.with(user("admin").password("admin").roles("USER", "ADMIN"))
.accept(MediaType.TEXT_HTML)
.content(objectMapper.writeValueAsString(book1))
.contentType(MediaType.TEXT_HTML))
.andExpect(status().is3xxRedirection()).andDo(print())
.andExpect(view().name("redirect:bookList"))
.andReturn();
本例中的objectMapper是Jackson的objectMapper的一个实例,其职责是将book1实例序列化为JSON以包含在请求正文中。在addBookClicked中,您是否实际将book1发布到控制器?我看不到book1实例在该测试方法中的任何地方被使用,除了创建它的1个实例和验证它的2个实例。我希望通过序列化它并在mockMvc的主体中传递序列化表单来看到它被发布。执行调用。是的,我如何传递序列化表单,任何显示@glytching的链接,谢谢