@Test
void testIsNotEqualTo() {

  StringColumn stringColumn = StringColumn.create("US States");
  stringColumn.addAll(TestDataUtil.usStates());
  Selection selection = stringColumn.isNotEqualTo("Alabama");
  StringColumn result = stringColumn.where(selection);
  assertEquals(result.size(), stringColumn.size() - 1);
  assertFalse(result.contains("Alabama"));
  assertEquals(51, stringColumn.size());
}