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// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.collections;
import org.junit.Test;
import java.util.List;
import java.util.ArrayList;
import static org.junit.Assert.assertEquals;
public class PredicateSplitTestCase {
@Test
public void requireThatSplitWorks() {
List<Integer> l = new ArrayList<Integer>();
l.add(1);
l.add(6);
l.add(2);
l.add(4);
l.add(5);
PredicateSplit<Integer> result = PredicateSplit.partition(l, x -> (x % 2 == 0));
assertEquals((long) result.falseValues.size(), 2L);
assertEquals((long) result.falseValues.get(0), 1L);
assertEquals((long) result.falseValues.get(1), 5L);
assertEquals((long) result.trueValues.size(), 3L);
assertEquals((long) result.trueValues.get(0), 6L);
assertEquals((long) result.trueValues.get(1), 2L);
assertEquals((long) result.trueValues.get(2), 4L);
}
}
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