@Test
  public void nineFor3x3Square() throws Exception {
    Square square = new Square();
    square.setSideLength(3);

    assertEquals(9, square.area());
  }
Example #2
0
  public static void main(String args[]) {

    Circle c = new Circle(30, 40, 2.3);
    Rectangle r = new Rectangle(50, 60, 3.5, 4.5);
    Square s = new Square(70, 80, 5.5);

    System.out.println("Circle c: \n" + c);
    System.out.println("\nRectangle r: \n" + r);
    System.out.println("\nSquare s: \n" + s);

    System.out.println("\n\nArea of Square s = " + s.area());
  }