when(cfg.isTraceResourceUsage()).thenReturn(false);
        stubValidTree(3L, true, true);
        SmbFileHandleImpl h = new SmbFileHandleImpl(cfg, 9, tree, "//x", 0, 0, 0, 0, 0L);

        // Make invalid beforehand
        when(tree.isConnected()).thenReturn(false);
        h.close();

        verify(tree, never()).send(isA(Smb2CloseRequest.class), any());

     * course of a call to {@code remove()}. Thus, the expectation doesn't hold that {@code
     * map.remove(x)} returns the same value which {@code map.get(x)} did immediately beforehand.
     */
    @Override
    public void testRemove() {
      Map<String, Map<Integer, Character>> map;
      try {
        map = makePopulatedMap();
      } catch (UnsupportedOperationException e) {