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package org.bouncycastle.pqc.math.ntru.euclid.test;

import java.math.BigInteger;

import junit.framework.TestCase;
import org.bouncycastle.pqc.math.ntru.euclid.BigIntEuclidean;

public class BigIntEuclideanTest
    extends TestCase
{
    public void testCalculate()
    {
        BigIntEuclidean r = BigIntEuclidean.calculate(BigInteger.valueOf(120), BigInteger.valueOf(23));
        assertEquals(BigInteger.valueOf(-9), r.x);
        assertEquals(BigInteger.valueOf(47), r.y);
        assertEquals(BigInteger.valueOf(1), r.gcd);

        r = BigIntEuclidean.calculate(BigInteger.valueOf(126), BigInteger.valueOf(231));
        assertEquals(BigInteger.valueOf(2), r.x);
        assertEquals(BigInteger.valueOf(-1), r.y);
        assertEquals(BigInteger.valueOf(21), r.gcd);
    }
}