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Cannot use PowerMockRunner with SpringBootTest

For my project, i am trying to write integration test using SpringBootTest. I have 3rd party static final class. I tried mock it with Power mock. But when try to using it @SpringBootTest, exception is thrown.

Here is my sample code

@RunWith(PowerMockRunner.class)
@SpringBootTest(webEnvironment = WebEnvironment.RANDOM_PORT, classes =    SpringTestConfig.class
@PowerMockRunnerDelegate(SpringRunner.class)
@PrepareForTest(IdGenerator.class)
public class RestTestIT
{
   @Before
   public void setUp() throws Exception
   {
       PowerMockito.mockStatic(IdGenerator.class);
   }
 ..
}

Configuration:

@Configuration
@EnableAutoConfiguration
@ComponentScan("com.xx.yy.zz")

public class SpringTestConfig
{
}

Exception thrown:

2016-09-01 11:35:50.945 ERROR 18649 --- [           main] o.s.boot.SpringApplication               : Application startup failed

java.lang.IllegalArgumentException: Cannot find class [com.xx.yy.zz.SpringTestConfig$$EnhancerBySpringCGLIB$$414ee08e]
    at org.springframework.util.ClassUtils.resolveClassName(ClassUtils.java:287) ~[na:4.3.2.RELEASE]
    at org.springframework.boot.test.mock.mockito.MockitoPostProcessor.getConfigurationClasses(MockitoPostProcessor.java:147) ~[na:1.4.0.RELEASE]
    at org.springframework.boot.test.mock.mockito.MockitoPostProcessor.postProcessBeanFactory(MockitoPostProcessor.java:132) ~[na:1.4.0.RELEASE]
    at org.springframework.boot.test.mock.mockito.MockitoPostProcessor.postProcessBeanFactory(MockitoPostProcessor.java:126) ~[na:1.4.0.RELEASE]
    at org.springframework.context.support.PostProcessorRegistrationDelegate.invokeBeanFactoryPostProcessors(PostProcessorRegistrationDelegate.java:284) ~[na:4.3.2.RELEASE]
    at org.springframework.context.support.PostProcessorRegistrationDelegate.invokeBeanFactoryPostProcessors(PostProcessorRegistrationDelegate.java:174) ~[na:4.3.2.RELEASE]
    at org.springframework.context.support.AbstractApplicationContext.invokeBeanFactoryPostProcessors(AbstractApplicationContext.java:681) ~[na:4.3.2.RELEASE]
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:523) ~[na:4.3.2.RELEASE]
    at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.refresh(EmbeddedWebApplicationContext.java:122) ~[na:1.4.0.RELEASE]
    at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:759) ~[na:1.4.0.RELEASE]
    at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:369) ~[na:1.4.0.RELEASE]
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:313) ~[na:1.4.0.RELEASE]
    at org.springframework.boot.test.context.SpringBootContextLoader.loadContext(SpringBootContextLoader.java:111) [na:1.4.0.RELEASE]
    at org.springframework.test.context.cache.DefaultCacheAwareContextLoaderDelegate.loadContextInternal(DefaultCacheAwareContextLoaderDelegate.java:98) [na:4.3.2.RELEASE]
    at org.springframework.test.context.cache.DefaultCacheAwareContextLoaderDelegate.loadContext(DefaultCacheAwareContextLoaderDelegate.java:116) [na:4.3.2.RELEASE]
    at org.springframework.test.context.support.DefaultTestContext.getApplicationContext(DefaultTestContext.java:83) [na:4.3.2.RELEASE]
    at org.springframework.test.context.support.DependencyInjectionTestExecutionListener.injectDependencies(DependencyInjectionTestExecutionListener.java:117) [na:4.3.2.RELEASE]
    at org.springframework.test.context.support.DependencyInjectionTestExecutionListener.prepareTestInstance(DependencyInjectionTestExecutionListener.java:83) [na:4.3.2.RELEASE]
    at org.springframework.boot.test.autoconfigure.AutoConfigureReportTestExecutionListener.prepareTestInstance(AutoConfigureReportTestExecutionListener.java:46) [na:1.4.0.RELEASE]
    at org.springframework.test.context.TestContextManager.prepareTestInstance(TestContextManager.java:230) [na:4.3.2.RELEASE]
    at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.createTest(SpringJUnit4ClassRunner.java:228) [na:4.3.2.RELEASE]
    at org.springframework.test.context.junit4.SpringJUnit4ClassRunner$1.runReflectiveCall(SpringJUnit4ClassRunner.java:287) [na:4.3.2.RELEASE]
    at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12) [junit-4.12.jar:4.12]
    at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.methodBlock(SpringJUnit4ClassRunner.java:289) [na:4.3.2.RELEASE]
    at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.runChild(SpringJUnit4ClassRunner.java:247) [na:4.3.2.RELEASE]
    at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.runChild(SpringJUnit4ClassRunner.java:94) [na:4.3.2.RELEASE]
    at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290) [junit-4.12.jar:4.12]
    at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71) [junit-4.12.jar:4.12]
    at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288) [junit-4.12.jar:4.12]
    at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58) [junit-4.12.jar:4.12]
    at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268) [junit-4.12.jar:4.12]
    at org.springframework.test.context.junit4.statements.RunBeforeTestClassCallbacks.evaluate(RunBeforeTestClassCallbacks.java:61) [na:4.3.2.RELEASE]
    at org.springframework.test.context.junit4.statements.RunAfterTestClassCallbacks.evaluate(RunAfterTestClassCallbacks.java:70) [na:4.3.2.RELEASE]
    at org.junit.runners.ParentRunner.run(ParentRunner.java:363) [junit-4.12.jar:4.12]
    at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.run(SpringJUnit4ClassRunner.java:191) [na:4.3.2.RELEASE]
    at org.powermock.modules.junit4.internal.impl.DelegatingPowerMockRunner$2.call(DelegatingPowerMockRunner.java:143) [na:na]
    at org.powermock.modules.junit4.internal.impl.DelegatingPowerMockRunner$2.call(DelegatingPowerMockRunner.java:136) [na:na]
    at org.powermock.modules.junit4.internal.impl.DelegatingPowerMockRunner.withContextClassLoader(DelegatingPowerMockRunner.java:127) [na:na]
    at org.powermock.modules.junit4.internal.impl.DelegatingPowerMockRunner.run(DelegatingPowerMockRunner.java:136) [na:na]
    at org.powermock.modules.junit4.common.internal.impl.JUnit4TestSuiteChunkerImpl.run(JUnit4TestSuiteChunkerImpl.java:106) [powermock-module-junit4-common-1.6.1.jar:na]
    at org.powermock.modules.junit4.common.internal.impl.AbstractCommonPowerMockRunner.run(AbstractCommonPowerMockRunner.java:53) [powermock-module-junit4-common-1.6.1.jar:na]
    at org.powermock.modules.junit4.PowerMockRunner.run(PowerMockRunner.java:59) [powermock-module-junit4-1.6.1.jar:na]
    at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264) [surefire-junit4-2.16.jar:2.16]
    at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153) [surefire-junit4-2.16.jar:2.16]
    at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124) [surefire-junit4-2.16.jar:2.16]
    at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200) [surefire-booter-2.16.jar:2.16]
    at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153) [surefire-booter-2.16.jar:2.16]
    at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103) [surefire-booter-2.16.jar:2.16]
Caused by: java.lang.ClassNotFoundException: com.xx.yy.zz.SpringTestConfig$$EnhancerBySpringCGLIB$$414ee08e
    at java.net.URLClassLoader.findClass(URLClassLoader.java:381) ~[na:1.8.0_92]
    at java.lang.ClassLoader.loadClass(ClassLoader.java:424) ~[na:1.8.0_92]
    at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331) ~[na:1.8.0_92]
    at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[na:1.8.0_92]
    at org.powermock.core.classloader.MockClassLoader.loadModifiedClass(MockClassLoader.java:178) ~[powermock-core-1.6.1.jar:na]
    at org.powermock.core.classloader.DeferSupportingClassLoader.loadClass(DeferSupportingClassLoader.java:68) ~[powermock-core-1.6.1.jar:na]
    at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[na:1.8.0_92]
    at org.springframework.util.ClassUtils.forName(ClassUtils.java:250) ~[na:4.3.2.RELEASE]
    at org.springframework.util.ClassUtils.resolveClassName(ClassUtils.java:284) ~[na:4.3.2.RELEASE]
    ... 47 common frames omitted

Spring Boot Version: 1.4.0.RELEASE

         <dependency>
             <groupId>org.powermock</groupId>
             <artifactId>powermock-module-junit4</artifactId>
             <version>1.6.1</version>
             <scope>test</scope>
         </dependency>
         <dependency>
             <groupId>org.powermock</groupId>
             <artifactId>powermock-api-mockito</artifactId>
             <version>1.6.1</version>
             <scope>test</scope>
         </dependency>

What i missing here? is it bug with springBoot?

WORKAROUND: I found a workaround for this to use SpringApplicationConfiguration, but this class is deprecated in SpringBootTest. So Not comfortable to use.

@RunWith(PowerMockRunner.class)
@SpringBootTest(webEnvironment = WebEnvironment.RANDOM_PORT)
@SpringApplicationConfiguration(classes = SpringTestConfig.class)
@PowerMockRunnerDelegate(SpringRunner.class)
@PrepareForTest(IdGenerator.class)

public class RestTestIT
{
like image 858
Ramp Avatar asked Sep 01 '16 16:09

Ramp


1 Answers

I couldn't get either of these to work, I'm running Java 12, SpringBoot 2.1.7, PowerMock 2.0.0 but I did get the following to compile

@SpringBootTest
@RunWith(PowerMockRunner.class)
@PowerMockRunnerDelegate(SpringRunner.class)
@PrepareForTest(FileUtils.class)
@PowerMockIgnore({"com.sun.org.apache.xerces.*", "javax.xml.*", "javax.xml.transform.*", "org.xml.*", "javax.management.*", "javax.net.ssl.*", "com.sun.org.apache.xalan.internal.xsltc.trax.*"})
public class CallControllerTest { 
     .... tests here ....
}
like image 137
Jordan Shaw Avatar answered Nov 08 '22 07:11

Jordan Shaw