crollingElement.scrollLeft, 0, "scrollingElement scroll x offset should be 0 in the end of the test");
            assert_equals(document.scrollingElement.scrollTop, 0, "scrollingElement scroll y offset should be 0 in the end of the test");
          });
          resolve();
      }).then(
        ()=>{t.done();},
        ()=>{t.done();}
      );}, "touch-action none on body when style propagates to viewport");
    }
  </script>
</body>
</html>
