Java 在spring boot中模拟POST restTemplate.exchange方法时发生org.springframework.web.client.ResourceAccessException_Java_Spring_Spring Boot_Unit Testing

Java 在spring boot中模拟POST restTemplate.exchange方法时发生org.springframework.web.client.ResourceAccessException

java spring spring-boot unit-testing

Java 在spring boot中模拟POST restTemplate.exchange方法时发生org.springframework.web.client.ResourceAccessException,java,spring,spring-boot,unit-testing,Java,Spring,Spring Boot,Unit Testing,我试图在单元测试中测试POST请求调用。我模拟了这个请求，但是我得到了连接拒绝：connectexception。这是我的密码我的服务班 @Service public class NotifiyEmailServiceImpl implements NotifiyEmailService{ private static final Logger logger = LoggerFactory.getLogger(NotifiyEmailServiceImpl.class);

我试图在单元测试中测试POST请求调用。我模拟了这个请求，但是我得到了连接拒绝：connectexception。这是我的密码

我的服务班

    @Service
public class NotifiyEmailServiceImpl implements NotifiyEmailService{
    private static final Logger logger = LoggerFactory.getLogger(NotifiyEmailServiceImpl.class);

    @Autowired
    private RestTemplate restTemplate; 

    @Autowired
    private EmailService emailService;
    
    @Bean
    public RestTemplate restTemplate() {
        return new RestTemplate();
    }

    @Scheduled(cron = "${notify.email.interval}")
    public void notifyEmailResponse () {
        
        logger.info("notifyEmailResponse() begin");
        List<Email> emails = emailService.getUnNotifiedEmails();
        logger.info("Total (" + emails.size() + ") unnotified emails found!");
        
        for (Email email : emails) {            
            HttpEntity<Notify> requestEntity = new HttpEntity<>(new Notify(email.getId(), email.getReqStatus()));
            
            logger.info("going to notify response against id=" + email.getId());
            ResponseEntity<NotifyResponse> responseEntity = restTemplate.exchange(email.getNotifyUrl()
                    , HttpMethod.POST, requestEntity, NotifyResponse.class);
            logger.info("Response statusCode = " + responseEntity.getStatusCode());

            NotifyResponse response = responseEntity.getBody();
            
            if(response != null) {
                if(response.getSuccess() == true) {
                    logger.info("notification submitted successfully!");
                    email.setAckStatus(1);
                    emailService.save(email);
                    logger.info("updated status=" + 1);
                } else {
                    logger.info("unable to notify");
                    email.setAckStatus(2); 
                    emailService.save(email);
                    logger.info("updated status=" + 2);
                }
            }
        }
    }
}

@服务
公共类NotifiyEmailServiceImpl实现NotifiyEmailService{
私有静态最终记录器Logger=LoggerFactory.getLogger（NotifiyEmailServiceImpl.class）；
@自动连线
私有RestTemplate RestTemplate；
@自动连线
私人电邮服务；
@豆子
公共RestTemplate RestTemplate（）{
返回新的RestTemplate（）；
}
@已计划（cron=“${notify.email.interval}”）
public void notifyEmailResponse（）{
info（“notifyEmailResponse（）begin”）；
列出电子邮件=emailService.getUnNotifiedEmails（）；
logger.info（“找到未通知的电子邮件总数（“+emails.size（）+”））；
（电邮：电邮）{
HttpEntity requestEntity=newhttpentity（newnotify（email.getId（），email.getReqStatus（））；
logger.info（“将根据id=“+email.getId（））通知响应”；
ResponseEntity ResponseEntity=restTemplate.exchange（email.getNotifyUrl（））
，HttpMethod.POST，requestEntity，NotifyResponse.class）；
logger.info（“Response statusCode=“+responseEntity.getStatusCode（））；
NotifyResponse=responseEntity.getBody（）；
if（响应！=null）{
if（response.getSuccess（）==true）{
logger.info（“通知已成功提交！”）；
email.setAckStatus（1）；
emailService.save（电子邮件）；
logger.info（“更新状态=”+1）；
}否则{
logger.info（“无法通知”）；
email.setAckStatus（2）；
emailService.save（电子邮件）；
logger.info（“更新状态=”+2）；
}
}
}
}
}

这是我的单元测试

 @SpringBootTest
public class NotifiyEmailServiceTest {

    @Autowired
    private EmailService emailService;

    @MockBean
    private IEmailRepository emailRepository;

    @Mock
    private RestTemplate restTemplate; 
    
    @Autowired
    NotifiyEmailServiceImpl notifyEmailService;

    @Bean
    public RestTemplate RestTemplate(){
        return new RestTemplate();
    }

    @Test
    public void notifyEmailStatus() {
        String url = "http://localhost:8081/api/v1/emails/notifyResponse";
        List<Email> emails = getSampleEmails();

        when(emailRepository.findByAckStatusAndNotifyUrl()).thenReturn(emails);
        
        HttpEntity<Notify> requestEntity = new HttpEntity<>(new Notify((long)1, 1));
        NotifyResponse response = new NotifyResponse(true, "success");
        
        when(restTemplate.exchange(url, HttpMethod.POST, requestEntity, NotifyResponse.class))
        .thenReturn(new ResponseEntity<NotifyResponse>(response, HttpStatus.OK));

        List<Email> emailsRes = emailService.getUnNotifiedEmails();
        
        notifyEmailService.notifyEmailResponse();

        assertEquals(2, emailsRes.size());
        assertEquals(true, response.getSuccess());
    }

    public List<Email> getSampleEmails(){
        List<Email> emails = new ArrayList<Email>();
        Email email1 = new Email();
        email1.setEmailFrom("emailfrom@myemail.com");
        email1.setEmailTo("emailto@myemail.com");
        email1.setNotifyUrl("http://localhost:8081/api/v1/emails/notifyResponse");
        email1.setEmailSubject("subject");
        email1.setReqStatus(0);

        Email email2 = new Email();
        email2.setEmailFrom("emailfrom@myemail.com");
        email2.setEmailTo("emailto@myemail.com");
        email2.setNotifyUrl("http://localhost:8081/api/v1/emails/notifyResponse");
        email2.setEmailSubject("subject");
        email2.setReqStatus(0);
        
        emails.add(email1);
        emails.add(email2);
        
        return emails;
    }

}

@SpringBootTest
公共类NotifiyEmailServiceTest{
@自动连线
私人电邮服务；
@蚕豆
私人IEmailRepository-emailRepository；
@嘲弄
私有RestTemplate RestTemplate；
@自动连线
NotifiyEmailServiceImpl notifyEmailService；
@豆子
公共RestTemplate RestTemplate（）{
返回新的RestTemplate（）；
}
@试验
public void notifyEmailStatus（）{
字符串url=”http://localhost:8081/api/v1/emails/notifyResponse";
列出电子邮件=getSampleEmails（）；
当（emailRepository.findByAckStatusAndNotifyUrl（））。然后返回（电子邮件）；
HttpEntity requestEntity=新的HttpEntity（新通知（（长）1,1））；
NotifyResponse=新NotifyResponse（真，“成功”）；
何时（restemplate.exchange（url、HttpMethod.POST、requestEntity、NotifyResponse.class））
.然后返回（新的ResponseEntity（response，HttpStatus.OK））；
List emailsRes=emailService.getUnNotifiedEmails（）；
notifyEmailService.notifyEmailResponse（）；
assertEquals（2个，emailsRes.size（））；
assertEquals（true，response.getSuccess（））；
}
公共列表getSampleEmails（）{
列出电子邮件=新建ArrayList（）；
Email email1=新电子邮件（）；
email1.setEmailFrom（“emailfrom@myemail.com");
email1.setEmailTo（“emailto@myemail.com");
email1.setNotifyUrl（“http://localhost:8081/api/v1/emails/notifyResponse");
email1.设置EmailSubject（“subject”）；
email1.setReqStatus（0）；
Email email2=新电子邮件（）；
email2.setEmailFrom（“emailfrom@myemail.com");
email2.setEmailTo（“emailto@myemail.com");
email2.setNotifyUrl（“http://localhost:8081/api/v1/emails/notifyResponse");
email2.设置EmailSubject（“subject”）；
email2.setReqStatus（0）；
emails.add（email1）；
emails.add（email2）；
回复邮件；
}
}

这是我得到的异常跟踪

 org.springframework.web.client.ResourceAccessException: I/O error on POST request for "http://localhost:8081/api/v1/emails/notifyResponse": Connection refused: connect; nested exception is java.net.ConnectException: Connection refused: connect
    at org.springframework.web.client.RestTemplate.doExecute(RestTemplate.java:748)
    at org.springframework.web.client.RestTemplate.execute(RestTemplate.java:674)
    at org.springframework.web.client.RestTemplate.exchange(RestTemplate.java:583)
    at com.ivt.email.services.impl.NotifiyEmailServiceImpl.notifyEmailResponse(NotifiyEmailServiceImpl.java:55)
    at com.ivt.email.services.NotifiyEmailServiceTest.notifyEmailStatus(NotifiyEmailServiceTest.java:71)
    at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.base/java.lang.reflect.Method.invoke(Method.java:564)
    at org.junit.platform.commons.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:686)
    at org.junit.jupiter.engine.execution.MethodInvocation.proceed(MethodInvocation.java:60)
    at org.junit.jupiter.engine.execution.InvocationInterceptorChain$ValidatingInvocation.proceed(InvocationInterceptorChain.java:131)
    at org.junit.jupiter.engine.extension.TimeoutExtension.intercept(TimeoutExtension.java:149)
    at org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestableMethod(TimeoutExtension.java:140)
    at org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestMethod(TimeoutExtension.java:84)
    at org.junit.jupiter.engine.execution.ExecutableInvoker$ReflectiveInterceptorCall.lambda$ofVoidMethod$0(ExecutableInvoker.java:115)
    at org.junit.jupiter.engine.execution.ExecutableInvoker.lambda$invoke$0(ExecutableInvoker.java:105)
    at org.junit.jupiter.engine.execution.InvocationInterceptorChain$InterceptedInvocation.proceed(InvocationInterceptorChain.java:106)
    at org.junit.jupiter.engine.execution.InvocationInterceptorChain.proceed(InvocationInterceptorChain.java:64)
    at org.junit.jupiter.engine.execution.InvocationInterceptorChain.chainAndInvoke(InvocationInterceptorChain.java:45)
    at org.junit.jupiter.engine.execution.InvocationInterceptorChain.invoke(InvocationInterceptorChain.java:37)
    at org.junit.jupiter.engine.execution.ExecutableInvoker.invoke(ExecutableInvoker.java:104)
    at org.junit.jupiter.engine.execution.ExecutableInvoker.invoke(ExecutableInvoker.java:98)
    at org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.lambda$invokeTestMethod$6(TestMethodTestDescriptor.java:212)
    at org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
    at org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.invokeTestMethod(TestMethodTestDescriptor.java:208)
    at org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.execute(TestMethodTestDescriptor.java:137)
    at org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.execute(TestMethodTestDescriptor.java:71)
    at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$5(NodeTestTask.java:135)
    at org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
    at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$7(NodeTestTask.java:125)
    at org.junit.platform.engine.support.hierarchical.Node.around(Node.java:135)
    at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:123)
    at org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
    at org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:122)
    at org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:80)
    at java.base/java.util.ArrayList.forEach(ArrayList.java:1511)
    at org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.invokeAll(SameThreadHierarchicalTestExecutorService.java:38)
    at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$5(NodeTestTask.java:139)
    at org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
    at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$7(NodeTestTask.java:125)
    at org.junit.platform.engine.support.hierarchical.Node.around(Node.java:135)
    at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:123)
    at org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
    at org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:122)
    at org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:80)
    at java.base/java.util.ArrayList.forEach(ArrayList.java:1511)
    at org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.invokeAll(SameThreadHierarchicalTestExecutorService.java:38)
    at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$5(NodeTestTask.java:139)
    at org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
    at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$7(NodeTestTask.java:125)
    at org.junit.platform.engine.support.hierarchical.Node.around(Node.java:135)
    at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:123)
    at org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
    at org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:122)
    at org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:80)
    at org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.submit(SameThreadHierarchicalTestExecutorService.java:32)
    at org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor.execute(HierarchicalTestExecutor.java:57)
    at org.junit.platform.engine.support.hierarchical.HierarchicalTestEngine.execute(HierarchicalTestEngine.java:51)
    at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:248)
    at org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$5(DefaultLauncher.java:211)
    at org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams(DefaultLauncher.java:226)
    at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:199)
    at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:141)
    at org.eclipse.jdt.internal.junit5.runner.JUnit5TestReference.run(JUnit5TestReference.java:98)
    at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:41)
    at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:542)
    at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:770)
    at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:464)
    at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:210)
Caused by: java.net.ConnectException: Connection refused: connect
    at java.base/sun.nio.ch.Net.connect0(Native Method)
    at java.base/sun.nio.ch.Net.connect(Net.java:503)
    at java.base/sun.nio.ch.Net.connect(Net.java:492)
    at java.base/sun.nio.ch.NioSocketImpl.connect(NioSocketImpl.java:588)
    at java.base/java.net.Socket.connect(Socket.java:648)
    at java.base/java.net.Socket.connect(Socket.java:597)
    at java.base/sun.net.NetworkClient.doConnect(NetworkClient.java:182)
    at java.base/sun.net.www.http.HttpClient.openServer(HttpClient.java:474)
    at java.base/sun.net.www.http.HttpClient.openServer(HttpClient.java:569)
    at java.base/sun.net.www.http.HttpClient.<init>(HttpClient.java:242)
    at java.base/sun.net.www.http.HttpClient.New(HttpClient.java:341)
    at java.base/sun.net.www.http.HttpClient.New(HttpClient.java:362)
    at java.base/sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.java:1261)
    at java.base/sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1194)
    at java.base/sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1082)
    at java.base/sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:1016)
    at org.springframework.http.client.SimpleBufferingClientHttpRequest.executeInternal(SimpleBufferingClientHttpRequest.java:76)
    at org.springframework.http.client.AbstractBufferingClientHttpRequest.executeInternal(AbstractBufferingClientHttpRequest.java:48)
    at org.springframework.http.client.AbstractClientHttpRequest.execute(AbstractClientHttpRequest.java:53)
    at org.springframework.web.client.RestTemplate.doExecute(RestTemplate.java:739)
    ... 69 more

org.springframework.web.client.ResourceAccessException:POST请求的I/O错误“http://localhost:8081/api/v1/emails/notifyResponse“：连接被拒绝：连接；嵌套异常为java.net.ConnectException:拒绝连接：连接
位于org.springframework.web.client.restemplate.doExecute（restemplate.java:748）
位于org.springframework.web.client.restemplate.execute（restemplate.java:674）
位于org.springframework.web.client.restemplate.exchange（restemplate.java:583）
位于com.ivt.email.services.impl.NotifiyEmailServiceImpl.notifyEmailResponse（NotifiyEmailServiceImpl.java:55）
位于com.ivt.email.services.NotifiyEmailServiceTest.notifyEmailStatus（NotifiyEmailServiceTest.java:71）
位于java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0（本机方法）
位于java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke（NativeMethodAccessorImpl.java:62）
位于java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke（DelegatingMethodAccessorImpl.java:43）
位于java.base/java.lang.reflect.Method.invoke（Method.java:564）
位于org.junit.platform.commons.util.ReflectionUtils.invokeMethod（ReflectionUtils.java:686）
位于org.junit.jupiter.engine.execution.MethodInvocation.procedure（MethodInvocation.java:60）
位于org.junit.jupiter.engine.execution.InvocationInterceptorChain$ValidatingInvocation.Procedue（InvocationInterceptorChain.java:131）
位于org.junit.jupiter.engine.extension.TimeoutExtension.intercept（TimeoutExtension.java:149）
位于org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestableMethod（TimeoutExtension.java:140）
位于org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestMethod（TimeoutExtension.java:84）
位于org.junit.jupiter.engine.execution.ExecutableInvoker$ReflectiveInterceptorCall.lambda$ofVoidMethod$0