.findElements(By.vaadin("#row[0]/col[0]")).size());
assertEquals("elements found where there should be none", 0, treeTable
.findElements(By.vaadin("#row[203]/col[0]")).size());
// scroll 6000 to make sure to actually hit bottom
scrollable.scroll(6000);
// wait for the scrollposition element to disappear
waitUntilNot(ExpectedConditions.visibilityOfElementLocated(By
.className("v-table-scrollposition")));