origin

src/Rectangle.java

+public class Rectangle extends Shape{
+    int height;
+    int width;
+
+    public Rectangle () {
+        height = 4;
+        width = 3;
+    }
+    
+    public Rectangle (int width, int height) {
+        this.height = height;
+        this.width = width;
+    }
+    public int getHeight() {return height;}
+    public int getWidth(){return width;}
+    public void setHeight(int height){this.height = height;}
+    public void setWidth(int width){this.width = width;}
+    public int getSize(){return size;}
+    public void setSize(int size){this.size = size;}
+
+    @Override
+    public float area () { float area = getHeight() * getWidth();
+    return area;}
+
+    @Override
+    public float circumference() { float circ = getHeight() + getHeight() + getWidth() +getWidth();
+        return circ;}
+
+    @Override
+    public void draw() {}
+
+
+
+
+}

src/Square.java

+public class Square extends Shape{
+    public Square() {
+        super();
+    }
+    public Square(int i){
+        super(i); 
+    }
+   @Override
+   public float area (){
+       float fsize = size;
+       float area = fsize * fsize;
+       return area;
+   }
+    
+    @Override
+    public float circumference() {
+        float fsize = size;
+        float circ = fsize + fsize + fsize + fsize;
+        return circ;
+    }
+    @Override
+    public void draw(){
+    }
+    
+    }
+

src/unitTest.java

@@ -83,7 +83,7 @@ public class unitTest {
   @Test
   public void testRectangleConstructor() {
     // test default constructor
-    Shape testShape = new Rectangle();
+    Rectangle testShape = new Rectangle();
     assertEquals(3, testShape.getWidth()); 
     assertEquals(4, testShape.getHeight()); 
     
@@ -96,7 +96,7 @@ public class unitTest {
   @Test
   public void testRectangleWidth() {  
     // test setSize()
-    Shape testShape = new Rectangle(5,4);
+    Rectangle testShape = new Rectangle(5,4);
     testShape.setWidth(6);
     assertEquals(6, testShape.getWidth()); 
   }
@@ -104,7 +104,7 @@ public class unitTest {
   @Test
   public void testRectangleHeight() {  
     // test setSize()
-    Shape testShape = new Rectangle(78);
+    Rectangle testShape = new Rectangle(7,8);
     testShape.setHeight(3);
     assertEquals(3, testShape.getHeight()); 
   }
@@ -112,13 +112,13 @@ public class unitTest {
   @Test
   public void testRectangleCircumference() {  
     // test circumference()
-    Shape testShape = new Rectangle(6,3);
+    Rectangle testShape = new Rectangle(6,3);
     assertEquals(18.0, testShape.circumference(), 1e-6); 
   }
     @Test
     public void testRectangleArea() {  
       // test area()
-      Shape testShape = new Rectangle(5,7);
+      Rectangle testShape = new Rectangle(5,7);
       assertEquals(35.0, testShape.area(), 1e-6); 
   }