package com.example;
@Test void testAdd() { assertEquals(15, calculator.add(10, 5), "Addition failed"); } maven minx work
import org.junit.jupiter.api.Test; import static org.junit.jupiter.api.Assertions.assertEquals; import static org.junit.jupiter.api.Assertions.assertThrows; package com
public double subtract(double a, double b) { return a - b; } @Test void testAdd() { assertEquals(15