1  public class SquareTest {
  2  
  3    public static void main(String[] args) {
  4    
  5      // Variables:
  6      double s1 = 3, s2 = 4;  // side lengths
  7      double perimeter, area, side;
  8      
  9      // Two squares:
 10      Square square1, square2;
 11  
 12      // Test 1:
 13      square1 = new Square(s1);
 14      perimeter = square1.perimeter();
 15      area = square1.area();
 16      side = square1.getWidth();
 17      System.out.print("Square 1:  side = " + side);
 18      System.out.print(", perimeter = " + perimeter);
 19      System.out.println(", area = " + area);
 20      
 21      // Test 2:
 22      square2 = new Square(); square2.setWidth(s2);
 23      perimeter = square2.perimeter();
 24      area = square2.area();
 25      side = square2.getWidth();
 26      System.out.print("Square 2:  side = " + side);
 27      System.out.print(", perimeter = " + perimeter);
 28      System.out.println(", area = " + area);
 29          
 30    }
 31    
 32  }