Origin

src/Rectangle.java

+public class Rectangle extends Shape {
+    int width;
+    int height;
+    
+    public Rectangle() {
+        width = 3;
+        height = 4;
+        
+      }
+    public Rectangle(int width, int height) {
+        this.width = width;
+        this.height = height;
+      }
+
+    public int getWidth() {return width;}
+    public int getHeight() {return height;}
+    public void setWidth(int width) {this.width = width;}
+    public void setHeight(int height) {this.height = height;}
+
+    @Override
+    public void draw() {
+        // TODO Auto-generated method stub
+        
+    }
+
+    @Override
+    public float area() {
+
+        
+        return getWidth() * getHeight();
+    }
+
+    @Override
+    public float circumference() {
+        
+        return getWidth() + getWidth() + getHeight() + getHeight();
+    }
+    
+
+}

src/Square.java

+public class Square extends Shape {
+
+    public Square() {
+        super();
+      }
+        public Square(int i) {
+        super(i);
+      }
+
+    @Override
+    public void draw() {
+        // TODO Auto-generated method stub
+        
+    }
+
+    @Override
+    public float area() {
+        
+        return size * size;
+    }
+
+    @Override
+    public float circumference() {
+        
+        return size * 4;
+    }
+    
+}

src/Triangle.java

@@ -41,4 +41,6 @@ public class Triangle extends Shape{
     return circ;
   }
 
+  
+
 }

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()); 
   }