PerfectNumberTest.java

package com.thealgorithms.maths;

import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertTrue;

import org.junit.jupiter.api.Test;

class PerfectNumberTest {

    @Test
    public void perfectNumber() {
        int[] trueTestCases = {6, 28, 496, 8128, 33550336};
        int[] falseTestCases = {-6, 0, 1, 9, 123};
        for (Integer n : trueTestCases) {
            assertTrue(PerfectNumber.isPerfectNumber(n));
            assertTrue(PerfectNumber.isPerfectNumber2(n));
        }
        for (Integer n : falseTestCases) {
            assertFalse(PerfectNumber.isPerfectNumber(n));
            assertFalse(PerfectNumber.isPerfectNumber2(n));
        }
    }
}