@Test
public void mustPassAllIsSupportedAtTopLevel() {

  FilterAdapterContext context = new FilterAdapterContext(new Scan(), new DefaultReadHooks());
  PageFilter filter = new PageFilter(20);
  FilterList filterList = new FilterList(Operator.MUST_PASS_ALL, filter);
  try (ContextCloseable ignored = context.beginFilterList(filterList)) {
    FilterSupportStatus status = pageFilterAdapter.isFilterSupported(context, filter);
    Assert.assertTrue(
        "MUST_PASS_ALL should be supported at the top-level.", status.isSupported());
  }
}