### Question:
PageList { long getAddress( long pageRef ) { return UnsafeUtil.getLong( offAddress( pageRef ) ); } PageList( int pageCount, int cachePageSize, MemoryAllocator memoryAllocator, SwapperSet swappers,
              long victimPageAddress, long bufferAlignment );   PageList( PageList pageList );   }### Answer:
@Test public void addressesMustBeZeroBeforeInitialisation() { assertThat( pageList.getAddress( pageRef ), is( 0L ) ); }