2017-07-17 234 views
0

运行我得到这个错误:NoClassDefFound错误,而与PowerMock

java.lang.NoClassDefFoundError: org/powermock/reflect/proxyframework/ClassLoaderRegisterProxyFramework 
    at org.powermock.tests.utils.impl.AbstractCommonTestSuiteChunkerImpl.registerProxyframework(AbstractCommonTestSuiteChunkerImpl.java:101) 
    at org.powermock.tests.utils.impl.AbstractCommonTestSuiteChunkerImpl.chunkClass(AbstractCommonTestSuiteChunkerImpl.java:114) 
    at org.powermock.tests.utils.impl.AbstractCommonTestSuiteChunkerImpl.<init>(AbstractCommonTestSuiteChunkerImpl.java:60) 
    at org.powermock.tests.utils.impl.AbstractCommonTestSuiteChunkerImpl.<init>(AbstractCommonTestSuiteChunkerImpl.java:54) 
    at org.powermock.tests.utils.impl.AbstractTestSuiteChunkerImpl.<init>(AbstractTestSuiteChunkerImpl.java:58) 
    at org.powermock.modules.junit4.common.internal.impl.JUnit4TestSuiteChunkerImpl.<init>(JUnit4TestSuiteChunkerImpl.java:49) 
    at org.powermock.modules.junit4.common.internal.impl.AbstractCommonPowerMockRunner.<init>(AbstractCommonPowerMockRunner.java:32) 
    at org.powermock.modules.junit4.PowerMockRunner.<init>(PowerMockRunner.java:34) 
    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:422) 
    at org.junit.internal.builders.AnnotatedBuilder.buildRunner(AnnotatedBuilder.java:104) 
    at org.junit.internal.builders.AnnotatedBuilder.runnerForClass(AnnotatedBuilder.java:86) 
    at org.junit.runners.model.RunnerBuilder.safeRunnerForClass(RunnerBuilder.java:59) 
    at org.junit.internal.builders.AllDefaultPossibilitiesBuilder.runnerForClass(AllDefaultPossibilitiesBuilder.java:26) 
    at org.junit.runners.model.RunnerBuilder.safeRunnerForClass(RunnerBuilder.java:59) 
    at org.junit.internal.requests.ClassRequest.getRunner(ClassRequest.java:33) 
    at org.eclipse.jdt.internal.junit4.runner.JUnit4TestLoader.createUnfilteredTest(JUnit4TestLoader.java:84) 
    at org.eclipse.jdt.internal.junit4.runner.JUnit4TestLoader.createTest(JUnit4TestLoader.java:70) 
    at org.eclipse.jdt.internal.junit4.runner.JUnit4TestLoader.loadTests(JUnit4TestLoader.java:43) 
    at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:444) 
    at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:675) 
    at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:382) 
    at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:192) 
Caused by: java.lang.ClassNotFoundException: org.powermock.reflect.proxyframework.ClassLoaderRegisterProxyFramework 
    at java.net.URLClassLoader.findClass(URLClassLoader.java:381) 
    at java.lang.ClassLoader.loadClass(ClassLoader.java:424) 
    at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331) 
    at java.lang.ClassLoader.loadClass(ClassLoader.java:357) 
    ... 25 more 

我已经在我的pom.xml中添加了这些依赖关系。我已经检查了类似实现的堆栈,并进行了干净的安装。我的项目正在建立文件,但运行测试正在给出错误。我正试图通过日食运行。

<!-- Power Mock dependencies --> 
      <dependency> 
       <groupId>org.mockito</groupId> 
       <artifactId>mockito-all</artifactId> 
       <scope>test</scope> 
      </dependency> 
      <dependency> 
       <groupId>org.powermock</groupId> 
       <artifactId>powermock-api-mockito</artifactId> 
       <scope>test</scope> 
      </dependency> 
      <dependency> 
       <groupId>org.powermock</groupId> 
       <artifactId>powermock-module-junit4</artifactId> 
       <scope>test</scope> 
      </dependency> 
      <dependency> 
       <groupId>org.powermock</groupId> 
       <artifactId>powermock-module-junit4-legacy</artifactId> 
       <version>1.7.0</version> 
       <scope>test</scope> 
      </dependency> 
      <dependency> 
       <groupId>org.powermock</groupId> 
       <artifactId>powermock-reflect</artifactId> 
       <version>1.7.0</version> 
      </dependency> 
      <dependency> 
       <groupId>org.powermock</groupId> 
       <artifactId>powermock-api-easymock</artifactId> 
       <version>1.7.0</version> 
       <scope>test</scope> 
      </dependency> 
      <dependency> 
       <groupId>org.easymock</groupId> 
       <artifactId>easymock</artifactId> 
       <version>3.4</version> 
       <scope>test</scope> 
      </dependency> 

我使用PowerMockRunner运行java类并使用注释InjectMock注入我的测试类。然后使用MockStatic方法嘲笑静态类。另外,我已经添加了PrepareForTest注释并添加了在该位置具有静态方法的Class。

我更新了我的代码,并遵循了几个例子,但是这个错误即将到来。我在做什么错了?

My code is like this. 
class A{ 
void static method testA(String str){ .... do something; } 
} 

class B{ 
    testB(String s) 
       { A.testA(s); 
    } 
} 

现在,当我尝试使用PowerMockRunner在我的类A上运行测试用例。我在测试用例@preparefortest({A.class})上给出了注释@runwith(PowerMockRunner.class)

+0

我的代码是这样的。我有一个类似的代码 class A {void}静态方法testA(String str){做某事; } B类testB(String s) { A.testA(s); testB(String s) } } 现在,当我尝试使用PowerMockRunner在我的类A 上运行测试用例时。 我在测试用例上给出了注释 @preparefortest({A.class}) @runwith(PowerMockRunner.class) – pooja

+0

进行了更改,谢谢。 – pooja

+0

永远不要把更多的信息放入评论。或者你可以阅读第一条评论吗?我不能,也不想。请**编辑**您的问题,并添加所有缺少的部分! – GhostCat

回答

0

我在使用PowerMock 1.7.1时看到了同样的错误。在没有明确依赖的情况下,maven正在拉动powermock-core 1.6.5版本。为powermock-core的版本1.7.1添加一个显式依赖关系为我解决了这个错误。

所以,你的解决方案应该是添加在powermock核心的1.7.0版本的显式依赖:

<dependency> 
    <groupId>org.powermock</groupId> 
    <artifactId>powermock-core</artifactId> 
    <version>1.7.0</version> 
    <scope>test</scope> 
</dependency>