ithin a host setting hostAttributes/reflecting properties provokes distribution', function() {
  var e = document.querySelector('x-compose-select-attr');
  var ip$ = e.$.select.root.querySelectorAll('slot');
  var c1 = e.$.attr1;
  flush();
  assert.equal(allInsertionPoints(c1)[0], ip$[1], 'child not distributed based on host attribute');
  c1.slot = 'foo';
  flush();
  assert.equal(allInsertionPoints(c1)[0], ip$[0], 'child not distributed based on reflecting attribute');
  c1.slot = 'bar';
  flush();
  ass