BinaryExponentiationTest.java

package com.thealgorithms.divideandconquer;

import static org.junit.jupiter.api.Assertions.assertEquals;

import org.junit.jupiter.api.Test;

public class BinaryExponentiationTest {

    @Test
    public void testCalculatePower() {
        assertEquals(1, BinaryExponentiation.calculatePower(1, 10000000));
        assertEquals(1, BinaryExponentiation.calculatePower(1, 100000000));
        assertEquals(1, BinaryExponentiation.calculatePower(1, 1000000000));
        assertEquals(1, BinaryExponentiation.calculatePower(1, 10000000000L));
        assertEquals(1, BinaryExponentiation.calculatePower(1, 100000000000L));
        assertEquals(1, BinaryExponentiation.calculatePower(1, 1000000000000L));
        assertEquals(1, BinaryExponentiation.calculatePower(1, 10000000000000L));
        assertEquals(1, BinaryExponentiation.calculatePower(1, 100000000000000L));
        assertEquals(1, BinaryExponentiation.calculatePower(1, 1000000000000000L));
        assertEquals(1, BinaryExponentiation.calculatePower(1, 10000000000000000L));
        assertEquals(1, BinaryExponentiation.calculatePower(1, 100000000000000000L));
    }

    @Test
    public void testPower() {
        assertEquals(1, new BinaryExponentiation().power(1, 10000000));
        assertEquals(1, new BinaryExponentiation().power(1, 100000000));
        assertEquals(1, new BinaryExponentiation().power(1, 1000000000));
        assertEquals(1, new BinaryExponentiation().power(1, 10000000000L));
        assertEquals(1, new BinaryExponentiation().power(1, 100000000000L));
        assertEquals(1, new BinaryExponentiation().power(1, 1000000000000L));
        assertEquals(1, new BinaryExponentiation().power(1, 10000000000000L));
        assertEquals(1, new BinaryExponentiation().power(1, 100000000000000L));
        assertEquals(1, new BinaryExponentiation().power(1, 1000000000000000L));
        assertEquals(1, new BinaryExponentiation().power(1, 10000000000000000L));
        assertEquals(1, new BinaryExponentiation().power(1, 100000000000000000L));
    }
}