IReaderMockDataGroup group = new IReaderMockDataGroup();
List<IReaderMockData> child = new ArrayList<>();
child.add(target);
child.add(select);
group.setChild(child);
<BUG>group.setCategory(generateNewCategoryTag());
mMockSource.remove(targetPosition);</BUG>
mMockSource.add(targetPosition,group);
}
mMockSourceChanged = true;

IReaderMockDataGroup group = new IReaderMockDataGroup();
List<IReaderMockData> child = new ArrayList<>();
child.add(target);
child.add(select);
group.setChild(child);
group.setCategory(generateNewCategoryTag());
targetPosition = mMockSource.indexOf(target);
mMockSource.remove(targetPosition);
mMockSource.add(targetPosition,group);
}
mMockSourceChanged = true;
