[英]Testing Spring MVC Router with MockMVC
我正在尝试使用Spring测试来测试我的Spring MVC webapp。 它使用springmvc-router进行路由,这似乎打破了测试,当我使用@RequestMapping
而不是我的routes.conf
文件时,它可以正常工作。
我有一个名为valid.jsp
的.jsp
文件,当我从Jetty运行开发站点时,它显示正常。 控制器是:
@Controller
@EnableWebMvc
public class AuthController {
public String valid() {
return "valid";
}
}
我routes.conf
文件映射GET /valid authController.valid
。
现在,我的测试仪看起来像
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration(locations = {"/test-context.xml",
"/spring/spring-security.xml",
"file:src/main/webapp/WEB-INF/mvc-config.xml"})
@WebAppConfiguration
@Import(RouteConfig.class)
public class AuthControllerTest {
private MockMvc mockMvc;
@Autowired
private WebApplicationContext webApplicationContext;
@Autowired
private AuthenticationManager authenticationManager;
@Before
public void init() {
MockitoAnnotations.initMocks(this);
mockMvc =
MockMvcBuilders.webAppContextSetup(webApplicationContext).dispatchOptions(true).build();
}
@Test
public void testValid() throws Exception {
mockMvc.perform(get("/validation-success"))
.andDo(print())
.andExpect(status().isOk());
}
运行mockMvc.perform()
,抛出NullPointerException:
org.springframework.web.util.NestedServletException: Request processing failed; nested exception is java.lang.NullPointerException
at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:943)
at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:822)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:668)
at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:807)
at org.springframework.test.web.servlet.TestDispatcherServlet.service(TestDispatcherServlet.java:64)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:770)
at org.springframework.mock.web.MockFilterChain$ServletFilterProxy.doFilter(MockFilterChain.java:170)
at org.springframework.mock.web.MockFilterChain.doFilter(MockFilterChain.java:137)
at org.springframework.test.web.servlet.MockMvc.perform(MockMvc.java:141)
at com.mypackage.AuthControllerTest.testValid(AuthControllerTest.java:45)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
at org.springframework.test.context.junit4.statements.RunBeforeTestMethodCallbacks.evaluate(RunBeforeTestMethodCallbacks.java:74)
at org.springframework.test.context.junit4.statements.RunAfterTestMethodCallbacks.evaluate(RunAfterTestMethodCallbacks.java:83)
at org.springframework.test.context.junit4.statements.SpringRepeat.evaluate(SpringRepeat.java:72)
at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.runChild(SpringJUnit4ClassRunner.java:232)
at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.runChild(SpringJUnit4ClassRunner.java:89)
at org.junit.runners.ParentRunner$3.run(ParentRunner.java:238)
at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:63)
at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:236)
at org.junit.runners.ParentRunner.access$000(ParentRunner.java:53)
at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:229)
at org.springframework.test.context.junit4.statements.RunBeforeTestClassCallbacks.evaluate(RunBeforeTestClassCallbacks.java:61)
at org.springframework.test.context.junit4.statements.RunAfterTestClassCallbacks.evaluate(RunAfterTestClassCallbacks.java:71)
at org.junit.runners.ParentRunner.run(ParentRunner.java:309)
at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.run(SpringJUnit4ClassRunner.java:175)
at org.junit.runner.JUnitCore.run(JUnitCore.java:160)
at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:77)
at com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:195)
at com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:63)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at com.intellij.rt.execution.application.AppMain.main(AppMain.java:120)
Caused by: java.lang.NullPointerException
at org.resthub.web.springmvc.router.HTTPRequestAdapter.parseRequest(HTTPRequestAdapter.java:196)
at org.resthub.web.springmvc.router.RouterHandlerMapping.getHandlerInternal(RouterHandlerMapping.java:166)
at org.springframework.web.servlet.handler.AbstractHandlerMapping.getHandler(AbstractHandlerMapping.java:300)
at org.springframework.web.servlet.DispatcherServlet.getHandler(DispatcherServlet.java:1101)
at org.springframework.test.web.servlet.TestDispatcherServlet.getHandler(TestDispatcherServlet.java:104)
at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:916)
at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:876)
at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:931)
... 41 more
所以问题是:是否可以将Spring的测试框架与springmvc-router一起使用?
在做了一些挖掘后,我发现HTTPRequestAdapter.parseRequest()
方法存在MockMVC发送请求的方式的问题。 具体来说,MockMVC发送的请求在请求中不包含名称为host
。
HTTPRequestAdapter
需要该头并且不考虑它可以为null的事实,因此它生成NullPointerException
。
我用这段代码解决了这个问题:
mockMvc.perform(get("/validation-success")
.header("host", "localhost:80"))
.andExpect(status().isOk());
host
头不会为空,您的测试应该通过。
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