java.lang.NoClassDefFoundError: android/app/Activity

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Madhusudhan reddy Kalathuru

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Nov 7, 2021, 7:11:59 AM11/7/21
to Robolectric
I am new to using Roboelectric framwork
while testing activity methods i am getting below issue please help me on this

android/app/Activity
java.lang.NoClassDefFoundError: android/app/Activity
at java.base/java.lang.ClassLoader.defineClass1(Native Method)
at java.base/java.lang.ClassLoader.defineClass(ClassLoader.java:1017)
at java.base/java.lang.ClassLoader.defineClass(ClassLoader.java:878)
at org.robolectric.internal.bytecode.SandboxClassLoader.maybeInstrumentClass(SandboxClassLoader.java:130)
at org.robolectric.internal.bytecode.SandboxClassLoader.lambda$findClass$0(SandboxClassLoader.java:107)
at org.robolectric.util.PerfStatsCollector.measure(PerfStatsCollector.java:50)
at org.robolectric.internal.bytecode.SandboxClassLoader.findClass(SandboxClassLoader.java:106)
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:589)
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:522)
at java.base/java.lang.ClassLoader.defineClass1(Native Method)
at java.base/java.lang.ClassLoader.defineClass(ClassLoader.java:1017)
at java.base/java.lang.ClassLoader.defineClass(ClassLoader.java:878)
at org.robolectric.internal.bytecode.SandboxClassLoader.maybeInstrumentClass(SandboxClassLoader.java:130)
at org.robolectric.internal.bytecode.SandboxClassLoader.lambda$findClass$0(SandboxClassLoader.java:107)
at org.robolectric.util.PerfStatsCollector.measure(PerfStatsCollector.java:50)
at org.robolectric.internal.bytecode.SandboxClassLoader.findClass(SandboxClassLoader.java:106)
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:589)
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:522)
at java.base/java.lang.ClassLoader.defineClass1(Native Method)
at java.base/java.lang.ClassLoader.defineClass(ClassLoader.java:1017)
at java.base/java.lang.ClassLoader.defineClass(ClassLoader.java:878)
at org.robolectric.internal.bytecode.SandboxClassLoader.maybeInstrumentClass(SandboxClassLoader.java:130)
at org.robolectric.internal.bytecode.SandboxClassLoader.lambda$findClass$0(SandboxClassLoader.java:107)
at org.robolectric.util.PerfStatsCollector.measure(PerfStatsCollector.java:50)
at org.robolectric.internal.bytecode.SandboxClassLoader.findClass(SandboxClassLoader.java:106)
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:589)
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:522)
at java.base/java.lang.ClassLoader.defineClass1(Native Method)
at java.base/java.lang.ClassLoader.defineClass(ClassLoader.java:1017)
at java.base/java.lang.ClassLoader.defineClass(ClassLoader.java:878)
at org.robolectric.internal.bytecode.SandboxClassLoader.maybeInstrumentClass(SandboxClassLoader.java:130)
at org.robolectric.internal.bytecode.SandboxClassLoader.lambda$findClass$0(SandboxClassLoader.java:107)
at org.robolectric.util.PerfStatsCollector.measure(PerfStatsCollector.java:50)
at org.robolectric.internal.bytecode.SandboxClassLoader.findClass(SandboxClassLoader.java:106)
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:589)
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:522)
at java.base/java.lang.ClassLoader.defineClass1(Native Method)
at java.base/java.lang.ClassLoader.defineClass(ClassLoader.java:1017)
at java.base/java.lang.ClassLoader.defineClass(ClassLoader.java:878)
at org.robolectric.internal.bytecode.SandboxClassLoader.maybeInstrumentClass(SandboxClassLoader.java:130)
at org.robolectric.internal.bytecode.SandboxClassLoader.lambda$findClass$0(SandboxClassLoader.java:107)
at org.robolectric.util.PerfStatsCollector.measure(PerfStatsCollector.java:50)
at org.robolectric.internal.bytecode.SandboxClassLoader.findClass(SandboxClassLoader.java:106)
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:589)
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:522)
at java.base/java.lang.Class.getDeclaredFields0(Native Method)
at java.base/java.lang.Class.privateGetDeclaredFields(Class.java:3061)
at java.base/java.lang.Class.getDeclaredFields(Class.java:2248)
at org.junit.runners.model.TestClass.getSortedDeclaredFields(TestClass.java:77)
at org.junit.runners.model.TestClass.scanAnnotatedMembers(TestClass.java:70)
at org.junit.runners.model.TestClass.<init>(TestClass.java:57)
at org.junit.runners.ParentRunner.createTestClass(ParentRunner.java:88)
at org.junit.runners.ParentRunner.<init>(ParentRunner.java:83)
at org.junit.runners.BlockJUnit4ClassRunner.<init>(BlockJUnit4ClassRunner.java:65)
at org.robolectric.internal.SandboxTestRunner$HelperTestRunner.<init>(SandboxTestRunner.java:306)
at org.robolectric.RobolectricTestRunner$HelperTestRunner.<init>(RobolectricTestRunner.java:548)
at org.robolectric.RobolectricTestRunner.getHelperTestRunner(RobolectricTestRunner.java:376)
at org.robolectric.internal.SandboxTestRunner$2.evaluate(SandboxTestRunner.java:230)
at org.robolectric.internal.SandboxTestRunner.runChild(SandboxTestRunner.java:130)
at org.robolectric.internal.SandboxTestRunner.runChild(SandboxTestRunner.java:42)
at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
at org.robolectric.internal.SandboxTestRunner$1.evaluate(SandboxTestRunner.java:84)
at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
at org.gradle.api.internal.tasks.testing.junit.JUnitTestClassExecutor.runTestClass(JUnitTestClassExecutor.java:110)
at org.gradle.api.internal.tasks.testing.junit.JUnitTestClassExecutor.execute(JUnitTestClassExecutor.java:58)
at org.gradle.api.internal.tasks.testing.junit.JUnitTestClassExecutor.execute(JUnitTestClassExecutor.java:38)
at org.gradle.api.internal.tasks.testing.junit.AbstractJUnitTestClassProcessor.processTestClass(AbstractJUnitTestClassProcessor.java:62)
at org.gradle.api.internal.tasks.testing.SuiteTestClassProcessor.processTestClass(SuiteTestClassProcessor.java:51)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:36)
at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:24)
at org.gradle.internal.dispatch.ContextClassLoaderDispatch.dispatch(ContextClassLoaderDispatch.java:33)
at org.gradle.internal.dispatch.ProxyDispatchAdapter$DispatchingInvocationHandler.invoke(ProxyDispatchAdapter.java:94)
at com.sun.proxy.$Proxy2.processTestClass(Unknown Source)
at org.gradle.api.internal.tasks.testing.worker.TestWorker.processTestClass(TestWorker.java:121)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:36)
at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:24)
at org.gradle.internal.remote.internal.hub.MessageHubBackedObjectConnection$DispatchWrapper.dispatch(MessageHubBackedObjectConnection.java:182)
at org.gradle.internal.remote.internal.hub.MessageHubBackedObjectConnection$DispatchWrapper.dispatch(MessageHubBackedObjectConnection.java:164)
at org.gradle.internal.remote.internal.hub.MessageHub$Handler.run(MessageHub.java:414)
at org.gradle.internal.concurrent.ExecutorPolicy$CatchAndRecordFailures.onExecute(ExecutorPolicy.java:64)
at org.gradle.internal.concurrent.ManagedExecutorImpl$1.run(ManagedExecutorImpl.java:48)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
at org.gradle.internal.concurrent.ThreadFactoryImpl$ManagedThreadRunnable.run(ThreadFactoryImpl.java:56)
at java.base/java.lang.Thread.run(Thread.java:834)
Caused by: java.lang.ClassNotFoundException: couldn't load android.app.Activity
at org.robolectric.internal.bytecode.SandboxClassLoader.maybeInstrumentClass(SandboxClassLoader.java:132)
at org.robolectric.internal.bytecode.SandboxClassLoader.lambda$findClass$0(SandboxClassLoader.java:107)
at org.robolectric.util.PerfStatsCollector.measure(PerfStatsCollector.java:50)
at org.robolectric.internal.bytecode.SandboxClassLoader.findClass(SandboxClassLoader.java:106)
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:589)
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:522)
... 97 more
Caused by: java.lang.RuntimeException: failed to instrument android.app.Activity
at org.robolectric.internal.bytecode.ClassInstrumentor.instrument(ClassInstrumentor.java:125)
at org.robolectric.internal.bytecode.InvokeDynamicClassInstrumentor.instrument(InvokeDynamicClassInstrumentor.java:18)
at org.robolectric.internal.bytecode.ClassInstrumentor.instrumentToBytes(ClassInstrumentor.java:67)
at org.robolectric.internal.bytecode.SandboxClassLoader.lambda$maybeInstrumentClass$2(SandboxClassLoader.java:124)
at org.robolectric.util.PerfStatsCollector.measure(PerfStatsCollector.java:50)
at org.robolectric.internal.bytecode.SandboxClassLoader.maybeInstrumentClass(SandboxClassLoader.java:123)
... 102 more
Caused by: java.lang.IllegalArgumentException
at org.objectweb.asm.ClassReader.<init>(Unknown Source)
at org.objectweb.asm.ClassReader.<init>(Unknown Source)
at org.robolectric.internal.bytecode.ClassNodeProvider.createClassNode(ClassNodeProvider.java:24)
at org.robolectric.internal.bytecode.ClassNodeProvider.getClassNode(ClassNodeProvider.java:16)
at org.robolectric.internal.bytecode.ClassInstrumentor.isOverridingFinalMethod(ClassInstrumentor.java:218)
at org.robolectric.internal.bytecode.ClassInstrumentor.createInstrumentableMethodIfNotAlreadyPresent(ClassInstrumentor.java:236)
at org.robolectric.internal.bytecode.ClassInstrumentor.instrument(ClassInstrumentor.java:105)
... 107 more



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