Class com.nextcloud.client.jobs.BackgroundJobManagerTest$ContentObserver

org.mockito.exceptions.base.MockitoException:
Mockito cannot mock this class: class android.content.Context.

Mockito can only mock non-private & non-final classes, but the root cause of this error might be different.
Please check the full stacktrace to understand what the issue is.
If you're still not sure why you're getting this error, please open an issue on GitHub.



IMPORTANT INFORMATION FOR ANDROID USERS:

The regular Byte Buddy mock makers cannot generate code on an Android VM!
To resolve this, please use the 'mockito-android' dependency for your application:
https://search.maven.org/artifact/org.mockito/mockito-android

Java               : 0.9
JVM vendor name    : The Android Project
JVM vendor version : 2.1.0
JVM name           : Dalvik
JVM version        : 0.9
JVM info           : null
OS name            : Linux
OS version         : 4.14.175-gdbec1739


Underlying exception : java.lang.IllegalArgumentException: Could not create type
at com.nextcloud.client.jobs.BackgroundJobManagerTest$Fixture.setUpFixture(BackgroundJobManagerTest.kt:466)
... 40 trimmed
Caused by: java.lang.IllegalArgumentException: Could not create type
at net.bytebuddy.TypeCache.findOrInsert(TypeCache.java:174)
at net.bytebuddy.TypeCache$WithInlineExpunction.findOrInsert(TypeCache.java:403)
at net.bytebuddy.TypeCache.findOrInsert(TypeCache.java:194)
at net.bytebuddy.TypeCache$WithInlineExpunction.findOrInsert(TypeCache.java:414)
at org.mockito.internal.creation.bytebuddy.TypeCachingBytecodeGenerator.mockClass(TypeCachingBytecodeGenerator.java:75)
at org.mockito.internal.creation.bytebuddy.SubclassByteBuddyMockMaker.createMockType(SubclassByteBuddyMockMaker.java:79)
at org.mockito.internal.creation.bytebuddy.SubclassByteBuddyMockMaker.createMock(SubclassByteBuddyMockMaker.java:45)
at org.mockito.android.internal.creation.AndroidByteBuddyMockMaker.createMock(AndroidByteBuddyMockMaker.java:40)
at org.mockito.internal.util.MockUtil.createMock(MockUtil.java:99)
at org.mockito.internal.MockitoCore.mock(MockitoCore.java:80)
at org.mockito.Mockito.mock(Mockito.java:2235)
... 42 more
Caused by: java.lang.OutOfMemoryError: Failed to allocate a 8208 byte allocation with 4800 free bytes and 4800B until OOM, target footprint 16777216, growth limit 16777216
at net.bytebuddy.jar.asm.ByteVector.enlarge(ByteVector.java:369)
at net.bytebuddy.jar.asm.ByteVector.put12(ByteVector.java:141)
at net.bytebuddy.jar.asm.MethodWriter.visitTypeInsn(MethodWriter.java:975)
at net.bytebuddy.implementation.bytecode.collection.ArrayFactory$ArrayCreator$ForReferenceType.apply(ArrayFactory.java:257)
at net.bytebuddy.implementation.bytecode.collection.ArrayFactory$ArrayStackManipulation.apply(ArrayFactory.java:308)
at net.bytebuddy.implementation.bytecode.StackManipulation$Compound.apply(StackManipulation.java:243)
at net.bytebuddy.implementation.bytecode.constant.MethodConstant.apply(MethodConstant.java:156)
at net.bytebuddy.implementation.Implementation$Context$Default$FieldCacheEntry.apply(Implementation.java:1407)
at net.bytebuddy.implementation.bytecode.StackManipulation$Compound.apply(StackManipulation.java:243)
at net.bytebuddy.implementation.bytecode.ByteCodeAppender$Simple.apply(ByteCodeAppender.java:200)
at net.bytebuddy.implementation.bytecode.ByteCodeAppender$Compound.apply(ByteCodeAppender.java:158)
at net.bytebuddy.dynamic.scaffold.TypeWriter$MethodPool$Record$ForDefinedMethod$WithBody.applyCode(TypeWriter.java:766)
at net.bytebuddy.dynamic.scaffold.TypeWriter$MethodPool$Record$ForDefinedMethod$WithBody.applyBody(TypeWriter.java:751)
at net.bytebuddy.dynamic.scaffold.TypeWriter$MethodPool$Record$ForDefinedMethod.apply(TypeWriter.java:658)
at net.bytebuddy.dynamic.scaffold.TypeInitializer$Drain$Default.apply(TypeInitializer.java:110)
at net.bytebuddy.implementation.Implementation$Context$Default.drain(Implementation.java:1265)
at net.bytebuddy.dynamic.scaffold.TypeWriter$Default$ForCreation.create(TypeWriter.java:6320)
at net.bytebuddy.dynamic.scaffold.TypeWriter$Default.make(TypeWriter.java:2280)
at net.bytebuddy.dynamic.DynamicType$Builder$AbstractBase$UsingTypeWriter.make(DynamicType.java:4882)
at net.bytebuddy.dynamic.DynamicType$Builder$AbstractBase.make(DynamicType.java:4545)
at org.mockito.internal.creation.bytebuddy.SubclassBytecodeGenerator.mockClass(SubclassBytecodeGenerator.java:285)
at org.mockito.internal.creation.bytebuddy.TypeCachingBytecodeGenerator.lambda$mockClass$0$org-mockito-internal-creation-bytebuddy-TypeCachingBytecodeGenerator(TypeCachingBytecodeGenerator.java:78)
at org.mockito.internal.creation.bytebuddy.TypeCachingBytecodeGenerator$$ExternalSyntheticLambda0.call(D8$$SyntheticClass:0)
at net.bytebuddy.TypeCache.findOrInsert(TypeCache.java:172)
... 52 more

org.mockito.exceptions.base.MockitoException:
Mockito cannot mock this class: class android.content.Context.

Mockito can only mock non-private & non-final classes, but the root cause of this error might be different.
Please check the full stacktrace to understand what the issue is.
If you're still not sure why you're getting this error, please open an issue on GitHub.



IMPORTANT INFORMATION FOR ANDROID USERS:

The regular Byte Buddy mock makers cannot generate code on an Android VM!
To resolve this, please use the 'mockito-android' dependency for your application:
https://search.maven.org/artifact/org.mockito/mockito-android

Java               : 0.9
JVM vendor name    : The Android Project
JVM vendor version : 2.1.0
JVM name           : Dalvik
JVM version        : 0.9
JVM info           : null
OS name            : Linux
OS version         : 4.14.175-gdbec1739


Underlying exception : java.lang.IllegalArgumentException: Could not create type
at com.nextcloud.client.jobs.BackgroundJobManagerTest$Fixture.setUpFixture(BackgroundJobManagerTest.kt:466)
... 40 trimmed
Caused by: java.lang.IllegalArgumentException: Could not create type
at net.bytebuddy.TypeCache.findOrInsert(TypeCache.java:174)
at net.bytebuddy.TypeCache$WithInlineExpunction.findOrInsert(TypeCache.java:403)
at net.bytebuddy.TypeCache.findOrInsert(TypeCache.java:194)
at net.bytebuddy.TypeCache$WithInlineExpunction.findOrInsert(TypeCache.java:414)
at org.mockito.internal.creation.bytebuddy.TypeCachingBytecodeGenerator.mockClass(TypeCachingBytecodeGenerator.java:75)
at org.mockito.internal.creation.bytebuddy.SubclassByteBuddyMockMaker.createMockType(SubclassByteBuddyMockMaker.java:79)
at org.mockito.internal.creation.bytebuddy.SubclassByteBuddyMockMaker.createMock(SubclassByteBuddyMockMaker.java:45)
at org.mockito.android.internal.creation.AndroidByteBuddyMockMaker.createMock(AndroidByteBuddyMockMaker.java:40)
at org.mockito.internal.util.MockUtil.createMock(MockUtil.java:99)
at org.mockito.internal.MockitoCore.mock(MockitoCore.java:80)
at org.mockito.Mockito.mock(Mockito.java:2235)
... 42 more
Caused by: java.lang.OutOfMemoryError: OutOfMemoryError thrown while trying to throw OutOfMemoryError; no stack trace available