java junit
import org.junit.Assert;
import org.junit.Test;
public class Test {
public static int square(int n) {
return n * n;
}
@Test
public void squareTest() {
Assert.assertEquals(25, square(5));
Assert.assertEquals(16, square(4));
Assert.assertEquals(9, square(3));
Assert.assertEquals(4, square(2));
Assert.assertEquals(1, square(1));
}
}