import org.jspecify.annotations.Nullable;

/**
 * Unit test for {@link Range}.
 *
 * @author Kevin Bourrillion
 */
@GwtCompatible
@NullMarked
public class RangeTest extends TestCase {
  public void testOpen() {
    Range<Integer> range = Range.open(4, 8);
    checkContains(range);
    assertTrue(range.hasLowerBound());
    assertEquals(4, (int) range.lowerEndpoint());
    assertEquals(OPEN, range.lowerBoundType());

  public void testToSortedList_withDuplicates() {
    assertEquals(
        Lists.newArrayList(4, 3, 1, 1),
        fluent(1, 4, 1, 3).toSortedList(Ordering.<Integer>natural().reverse()));
  }

  public void testToSet() {
    assertThat(fluent(1, 2, 3, 4).toSet()).containsExactly(1, 2, 3, 4).inOrder();
  }

  public void testToSet_removeDuplicates() {
    assertThat(fluent(1, 2, 1, 2).toSet()).containsExactly(1, 2).inOrder();

import org.jspecify.annotations.Nullable;

/**
 * Unit test for {@link Range}.
 *
 * @author Kevin Bourrillion
 */
@GwtCompatible
@NullMarked
public class RangeTest extends TestCase {
  public void testOpen() {
    Range<Integer> range = Range.open(4, 8);
    checkContains(range);
    assertTrue(range.hasLowerBound());
    assertEquals(4, (int) range.lowerEndpoint());
    assertEquals(OPEN, range.lowerBoundType());