在测试testSave方法是报错
具体报错如下：
1 java.lang.NoClassDefFoundError: com/fasterxml/jackson/core/JsonProcessingException 2 3 at java.lang.Class.getDeclaredMethods0(Native Method) 4 at java.lang.Class.privateGetDeclaredMethods(Class.java:2701) 5 at java.lang.Class.getDeclaredMethods(Class.java:1975) 6 at org.springframework.util.ReflectionUtils.getDeclaredMethods(ReflectionUtils.java:609) 7 at org.springframework.util.ReflectionUtils.doWithMethods(ReflectionUtils.java:521) 8 at org.springframework.util.ReflectionUtils.doWithMethods(ReflectionUtils.java:507) 9 at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.determineCandidateConstructors(AutowiredAnnotationBeanPostProcessor.java:241) 10 at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.determineConstructorsFromBeanPostProcessors(AbstractAutowireCapableBeanFactory.java:1069) 11 at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1042) 12 at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:510) 13 at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:482) 14 at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:306) 15 at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:230) 16 at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:302) 17 at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:197) 18 at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:772) 19 at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:839) 20 at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:538) 21 at org.springframework.test.context.support.AbstractGenericContextLoader.loadContext(AbstractGenericContextLoader.java:125) 22 at org.springframework.test.context.support.AbstractGenericContextLoader.loadContext(AbstractGenericContextLoader.java:60) 23 at org.springframework.test.context.support.AbstractDelegatingSmartContextLoader.delegateLoading(AbstractDelegatingSmartContextLoader.java:109) 24 at org.springframework.test.context.support.AbstractDelegatingSmartContextLoader.loadContext(AbstractDelegatingSmartContextLoader.java:261) 25 at org.springframework.test.context.cache.DefaultCacheAwareContextLoaderDelegate.loadContextInternal(DefaultCacheAwareContextLoaderDelegate.java:98) 26 at org.springframework.test.context.cache.DefaultCacheAwareContextLoaderDelegate.loadContext(DefaultCacheAwareContextLoaderDelegate.java:116) 27 at org.springframework.test.context.support.DefaultTestContext.getApplicationContext(DefaultTestContext.java:83) 28 at org.springframework.test.context.support.DependencyInjectionTestExecutionListener.injectDependencies(DependencyInjectionTestExecutionListener.java:117) 29 at org.springframework.test.context.support.DependencyInjectionTestExecutionListener.prepareTestInstance(DependencyInjectionTestExecutionListener.java:83) 30 at org.springframework.test.context.TestContextManager.prepareTestInstance(TestContextManager.java:228) 31 at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.createTest(SpringJUnit4ClassRunner.java:230) 32 at org.springframework.test.context.junit4.SpringJUnit4ClassRunner$1.runReflectiveCall(SpringJUnit4ClassRunner.java:289) 33 at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12) 34 at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.methodBlock(SpringJUnit4ClassRunner.java:291) 35 at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.runChild(SpringJUnit4ClassRunner.java:249) 36 at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.runChild(SpringJUnit4ClassRunner.java:89) 37 at org.junit.runners.ParentRunner$3.run(ParentRunner.java:238) 38 at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:63) 39 at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:236) 40 at org.junit.runners.ParentRunner.access$000(ParentRunner.java:53) 41 at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:229) 42 at org.springframework.test.context.junit4.statements.RunBeforeTestClassCallbacks.evaluate(RunBeforeTestClassCallbacks.java:61) 43 at org.springframework.test.context.junit4.statements.RunAfterTestClassCallbacks.evaluate(RunAfterTestClassCallbacks.java:70) 44 at org.junit.runners.ParentRunner.run(ParentRunner.java:309) 45 at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.run(SpringJUnit4ClassRunner.java:193) 46 at org.junit.runner.JUnitCore.run(JUnitCore.java:160) 47 at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:68) 48 at com.intellij.rt.execution.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:47) 49 at com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:242) 50 at com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:70) 51 Caused by: java.lang.ClassNotFoundException: com.fasterxml.jackson.core.JsonProcessingException 52 at java.net.URLClassLoader.findClass(URLClassLoader.java:382) 53 at java.lang.ClassLoader.loadClass(ClassLoader.java:424) 54 at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:349) 55 at java.lang.ClassLoader.loadClass(ClassLoader.java:357) 56 ... 48 more
解决过程：
1、添加json依赖
2、又报错了java.lang.NoClassDefFoundError: org/apache/commons/fileupload/FileItemFactory
再添加依赖
commons-fileupload
问题解决了。
题外话：
测试是通过了，返回现实成功了，但在sqlyog中查不到数据，在命令提示符那里是可以查到的，这应该是sqlyog的bug吧。
