import static org.junit.Assert.assertFalse;
+import java.util.Optional;
import org.junit.Test;
public class ListMapTest {
map = map.add(i, Boolean.TRUE);
}
- final Option<Boolean> ret = map.get(0);
- assertFalse(ret.nonEmpty());
+ final Optional<Boolean> ret = map.get(0);
+ assertFalse(ret.isPresent());
}
}