ue,
        `${t3.name}: should restore the modified innerHTML value`
      );
      assert_true(ret, `${t3.name}: execCommand("redo") should return true`);
    }, `${curTest.description} - first redo`);
    test(t4 => {
      const ret = contentDocument.execCommand("redo");
      assert_equals(
        editingHost.innerHTML,
        newValue,
        `${t4.name}: should not modify the modified innerHTML value`
      );
      assert_false(ret, `${t4.name}: execCommand("redo") should return false`);
    }, `