老师，12章的代码中没有涉及到springboot，那项目启动是用的testng的suite配置吗？但是我的项目无法启动，感觉像是springboot没有正常启动，可是就没有用springboot的呀

我看同学们的提问中好像也不只我一个人遇到这个问题了，麻烦老师帮忙解答下，谢谢

org.apache.http.conn.HttpHostConnectException: Connection to http://10.10.221.173:8889 refused

at org.apache.http.impl.conn.DefaultClientConnectionOperator.openConnection(DefaultClientConnectionOperator.java:158)

at org.apache.http.impl.conn.AbstractPoolEntry.open(AbstractPoolEntry.java:149)

at org.apache.http.impl.conn.AbstractPooledConnAdapter.open(AbstractPooledConnAdapter.java:121)

at org.apache.http.impl.client.DefaultRequestDirector.tryConnect(DefaultRequestDirector.java:573)

at org.apache.http.impl.client.DefaultRequestDirector.execute(DefaultRequestDirector.java:425)

at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:820)

at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:754)

at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:732)

at com.tester.cases.LoginTest.getResult(LoginTest.java:99)

at com.tester.cases.LoginTest.loginTrue(LoginTest.java:59)

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.testng.internal.MethodInvocationHelper.invokeMethod(MethodInvocationHelper.java:86)

at org.testng.internal.Invoker.invokeMethod(Invoker.java:643)

at org.testng.internal.Invoker.invokeTestMethod(Invoker.java:820)

at org.testng.internal.Invoker.invokeTestMethods(Invoker.java:1128)

at org.testng.internal.TestMethodWorker.invokeTestMethods(TestMethodWorker.java:129)

at org.testng.internal.TestMethodWorker.run(TestMethodWorker.java:112)

at org.testng.TestRunner.privateRun(TestRunner.java:782)

at org.testng.TestRunner.run(TestRunner.java:632)

at org.testng.SuiteRunner.runTest(SuiteRunner.java:366)

at org.testng.SuiteRunner.runSequentially(SuiteRunner.java:361)

at org.testng.SuiteRunner.privateRun(SuiteRunner.java:319)

at org.testng.SuiteRunner.run(SuiteRunner.java:268)

at org.testng.SuiteRunnerWorker.runSuite(SuiteRunnerWorker.java:52)

at org.testng.SuiteRunnerWorker.run(SuiteRunnerWorker.java:86)

at org.testng.TestNG.runSuitesSequentially(TestNG.java:1244)

at org.testng.TestNG.runSuitesLocally(TestNG.java:1169)

at org.testng.TestNG.run(TestNG.java:1064)

at org.testng.IDEARemoteTestNG.run(IDEARemoteTestNG.java:72)

at org.testng.RemoteTestNGStarter.main(RemoteTestNGStarter.java:122)

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 com.intellij.rt.execution.application.AppMain.main(AppMain.java:144)

Caused by: java.net.ConnectException: Connection refused (Connection refused)

at java.net.PlainSocketImpl.socketConnect(Native Method)

at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)

at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)

at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)

at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)

at java.net.Socket.connect(Socket.java:589)

at org.apache.http.conn.scheme.PlainSocketFactory.connectSocket(PlainSocketFactory.java:123)

at org.apache.http.impl.conn.DefaultClientConnectionOperator.openConnection(DefaultClientConnectionOperator.java:148)

... 37 more