e(target);
      assert_equals(test.slot.assignedNodes().length, 1);
      assert_equals(styles.getPropertyValue('color'), green);
      test.slot.assign()
      styles = getComputedStyle(target);
      assert_equals(styles.getPropertyValue('color'), blue);
    }, "manually assigning a Element is green, emptying assignment is blue");
  </script>
</body>

</html>
