Testing spliterator visibility

SpliteratorTest.java

import java.util.Spliterator;
import java.util.function.Function;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import java.util.stream.StreamSupport;

/**
 * Created by dsmith on 7/21/15.
 */
public class SpliteratorTest {
    public static void main(String[] args) {
        System.out.println("Test 1");
        test1();

        System.out.println("Test 2");
        test2();
    }

    public static void test1() {
        final Spliterator<String> spliterator1 = Stream.of("a", "b", "c", "d", "e", "f").spliterator();

        StreamSupport.stream(spliterator1, false).
                limit(3).
                collect(Collectors.toList());

        System.out.println("spliterator1.estimateSize() = " + spliterator1.estimateSize());
    }

    public static void test2() {
        final Spliterator<String> spliterator1 = Stream.of("a", "b", "c", "d", "e", "f").spliterator();
        final Spliterator<String> spliterator2 = Stream.of("1", "2", "3", "4", "5", "6").spliterator();

        Stream.of(StreamSupport.stream(spliterator1, false), StreamSupport.stream(spliterator2, false)).
                flatMap(Function.identity()).
                limit(3).
                collect(Collectors.toList());

        System.out.println("spliterator1.estimateSize() = " + spliterator1.estimateSize());
        System.out.println("spliterator2.estimateSize() = " + spliterator2.estimateSize());
    }
}

Outputs:

Test 1
spliterator1.estimateSize() = 3
Test 2
spliterator1.estimateSize() = 0
spliterator2.estimateSize() = 6