public void testNullsFirst() {
Ordering<Integer> ordering = Ordering.natural().nullsFirst();
Helpers.testComparator(ordering, null, Integer.MIN_VALUE, 0, 1);
new EqualsTester()
.addEqualityGroup(ordering, Ordering.natural().nullsFirst())
.addEqualityGroup(numberOrdering.nullsFirst())
.addEqualityGroup(Ordering.natural())
.testEquals();
}
@Test(groups = "ordering")
public void testNullsFirst() {
assertEquals(
byLengthOrdering
.nullsFirst()
.sortedCopy(
Arrays.asList(
hanSolo.getName(), null, lukeSkywalker.getName(), null, princessLeia.getName()))
.toString(),
"[null, null, Han Solo, Princess Leia, Luke Skywalker]");
}