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package it.unimi.dsi.fastutil;
import static org.junit.Assert.assertEquals;
import java.util.Comparator;
import org.junit.Test;
public class PairTest {
@SuppressWarnings("boxing")
@Test
public void test() {
final Comparator<Pair<Integer, Integer>> comparator = Pair.lexComparator();
assertEquals(0, comparator.compare(Pair.of(0, 1), Pair.of(0, 1)));
assertEquals(-1, comparator.compare(Pair.of(0, 1), Pair.of(0, 2)));
assertEquals(1, comparator.compare(Pair.of(0, 2), Pair.of(0, 1)));
assertEquals(1, comparator.compare(Pair.of(1, 1), Pair.of(0, 1)));
assertEquals(-1, comparator.compare(Pair.of(0, 1), Pair.of(1, 1)));
}
}
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