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package org.onap.vid.testUtils;
import org.junit.Assert;
import org.junit.Test;
import org.onap.vid.utils.Intersection;
import java.util.ArrayList;
import java.util.List;
/**
* Created by moriya1 on 10/10/2017.
*/
public class IntersectionTest {
@Test
public void testFourArrays(){
List<String> l1 = new ArrayList<String>();
l1.add("1");
l1.add("2");
List<String> l2 = new ArrayList<String>();
l2.add("2");
l2.add("3");
List<String> l3 = new ArrayList<String>();
l3.add("2");
l3.add("4");
List<String> l4 = new ArrayList<String>();
l4.add("2");
l4.add("5");
List<List<String>> all = new ArrayList<>();
all.add(l1);
all.add(l2);
all.add(l3);
all.add(l4);
Intersection<String> m = new Intersection<>();
List<String> ans = m.intersectMultipileArray(all);
Assert.assertEquals(1,ans.size());
Assert.assertEquals(ans.get(0),"2");
}
@Test
public void testTwoArrays(){
List<String> l1 = new ArrayList<String>();
l1.add("1");
l1.add("2");
List<String> l2 = new ArrayList<String>();
l2.add("2");
l2.add("3");
List<List<String>> all = new ArrayList<>();
all.add(l1);
all.add(l2);
Intersection<String> m = new Intersection<>();
List<String> l3 = m.intersectMultipileArray(all);
Assert.assertEquals(l3.size(),1);
Assert.assertEquals(l3.get(0),"2");
}
@Test
public void testNoIntersection(){
List<String> l1 = new ArrayList<String>();
l1.add("1");
l1.add("2");
List<String> l2 = new ArrayList<String>();
l2.add("3");
l2.add("4");
List<List<String>> all = new ArrayList<>();
all.add(l1);
all.add(l2);
Intersection<String> m = new Intersection<>();
List<String> l3 = m.intersectMultipileArray(all);
Assert.assertEquals(l3.size(),0);
}
@Test
public void testOneArrays(){
List<String> l1 = new ArrayList<String>();
l1.add("1");
l1.add("2");
List<List<String>> all = new ArrayList<>();
all.add(l1);
Intersection<String> m = new Intersection<>();
List<String> l3 = m.intersectMultipileArray(all);
Assert.assertEquals(l3.size(),2);
Assert.assertEquals(l3.get(0),"1");
Assert.assertEquals(l3.get(1),"2");
}
}
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