assertEquals(0,proxied.getRetainAllCount());
collection.retainAll(null);
assertEquals(1,proxied.getRetainAllCount());
assertEquals(0,proxied.getRemoveElementCount());
collection.removeElement((double)1);
assertEquals(1,proxied.getRemoveElementCount());
assertEquals(0,proxied.getSizeCount());
collection.size();
assertEquals(1,proxied.getSizeCount());