spring-boot-rest/testing-modules/parallel-tests-junit/math-test-functions/src/test/java/com/baeldung/ArithmeticFunctionUnitTest.java

package com.baeldung;

import static org.junit.Assert.assertEquals;

import org.junit.Test;

public class ArithmeticFunctionUnitTest {

    @Test
    public void test_addingIntegers_returnsSum() {
        assertEquals(22, Math.addExact(10, 12));
    }

    @Test
    public void test_multiplyingIntegers_returnsProduct() {
        assertEquals(120, Math.multiplyExact(10, 12));
    }

    @Test
    public void test_subtractingIntegers_returnsDifference() {
        assertEquals(2, Math.subtractExact(12, 10));
    }

    @Test
    public void test_minimumInteger() {
        assertEquals(10, Math.min(10, 12));
    }
}