diff --git a/test/core/Circle.js b/test/core/Circle.js
new file mode 100644
index 0000000..183f98f
--- /dev/null
+++ b/test/core/Circle.js
@@ -0,0 +1,68 @@
+'use strict';
+
+describe('PIXI.Circle', function ()
+{
+    it('should create a new circle', function ()
+    {
+        const circ1 = new PIXI.Circle();
+
+        expect(circ1.x).to.equal(0);
+        expect(circ1.y).to.equal(0);
+        expect(circ1.radius).to.equal(0);
+
+        const circ2 = new PIXI.Circle(10, 10, 5);
+
+        expect(circ2.x).to.equal(10);
+        expect(circ2.y).to.equal(10);
+        expect(circ2.radius).to.equal(5);
+    });
+
+    it('should clone a new circle', function ()
+    {
+        const circ1 = new PIXI.Circle(10, 10, 5);
+
+        expect(circ1.x).to.equal(10);
+        expect(circ1.y).to.equal(10);
+        expect(circ1.radius).to.equal(5);
+
+        const circ2 = circ1.clone();
+
+        expect(circ2.x).to.equal(10);
+        expect(circ2.y).to.equal(10);
+        expect(circ2.radius).to.equal(5);
+        expect(circ1).to.not.equal(circ2);
+    });
+
+    it('should check if point is within circle', function ()
+    {
+        const circ1 = new PIXI.Circle(10, 10, 5);
+
+        expect(circ1.contains(10, 10)).to.be.true;
+        expect(circ1.contains(10, 15)).to.be.true;
+        expect(circ1.contains(15, 10)).to.be.true;
+        expect(circ1.contains(5, 10)).to.be.true;
+        expect(circ1.contains(15, 10)).to.be.true;
+
+        expect(circ1.contains(6, 7)).to.be.true;
+        expect(circ1.contains(7, 6)).to.be.true;
+        expect(circ1.contains(7, 7)).to.be.true;
+        expect(circ1.contains(13, 14)).to.be.true;
+        expect(circ1.contains(14, 13)).to.be.true;
+
+        expect(circ1.contains(14, 14)).to.be.false;
+        expect(circ1.contains(10, 16)).to.be.false;
+        expect(circ1.contains(11, 15)).to.be.false;
+        expect(circ1.contains(0, 0)).to.be.false;
+    });
+
+    it('should return framing rectangle', function ()
+    {
+        const circ1 = new PIXI.Circle(10, 10, 5);
+        const rect1 = circ1.getBounds();
+
+        expect(rect1.left).to.equal(5);
+        expect(rect1.top).to.equal(5);
+        expect(rect1.right).to.equal(15);
+        expect(rect1.bottom).to.equal(15);
+    });
+});

diff --git a/test/core/Circle.js b/test/core/Circle.js
new file mode 100644
index 0000000..183f98f
--- /dev/null
+++ b/test/core/Circle.js
@@ -0,0 +1,68 @@
+'use strict';
+
+describe('PIXI.Circle', function ()
+{
+    it('should create a new circle', function ()
+    {
+        const circ1 = new PIXI.Circle();
+
+        expect(circ1.x).to.equal(0);
+        expect(circ1.y).to.equal(0);
+        expect(circ1.radius).to.equal(0);
+
+        const circ2 = new PIXI.Circle(10, 10, 5);
+
+        expect(circ2.x).to.equal(10);
+        expect(circ2.y).to.equal(10);
+        expect(circ2.radius).to.equal(5);
+    });
+
+    it('should clone a new circle', function ()
+    {
+        const circ1 = new PIXI.Circle(10, 10, 5);
+
+        expect(circ1.x).to.equal(10);
+        expect(circ1.y).to.equal(10);
+        expect(circ1.radius).to.equal(5);
+
+        const circ2 = circ1.clone();
+
+        expect(circ2.x).to.equal(10);
+        expect(circ2.y).to.equal(10);
+        expect(circ2.radius).to.equal(5);
+        expect(circ1).to.not.equal(circ2);
+    });
+
+    it('should check if point is within circle', function ()
+    {
+        const circ1 = new PIXI.Circle(10, 10, 5);
+
+        expect(circ1.contains(10, 10)).to.be.true;
+        expect(circ1.contains(10, 15)).to.be.true;
+        expect(circ1.contains(15, 10)).to.be.true;
+        expect(circ1.contains(5, 10)).to.be.true;
+        expect(circ1.contains(15, 10)).to.be.true;
+
+        expect(circ1.contains(6, 7)).to.be.true;
+        expect(circ1.contains(7, 6)).to.be.true;
+        expect(circ1.contains(7, 7)).to.be.true;
+        expect(circ1.contains(13, 14)).to.be.true;
+        expect(circ1.contains(14, 13)).to.be.true;
+
+        expect(circ1.contains(14, 14)).to.be.false;
+        expect(circ1.contains(10, 16)).to.be.false;
+        expect(circ1.contains(11, 15)).to.be.false;
+        expect(circ1.contains(0, 0)).to.be.false;
+    });
+
+    it('should return framing rectangle', function ()
+    {
+        const circ1 = new PIXI.Circle(10, 10, 5);
+        const rect1 = circ1.getBounds();
+
+        expect(rect1.left).to.equal(5);
+        expect(rect1.top).to.equal(5);
+        expect(rect1.right).to.equal(15);
+        expect(rect1.bottom).to.equal(15);
+    });
+});
diff --git a/test/core/Rectangle.js b/test/core/Rectangle.js
new file mode 100644
index 0000000..71f4355
--- /dev/null
+++ b/test/core/Rectangle.js
@@ -0,0 +1,101 @@
+'use strict';
+
+describe('PIXI.Rectangle', function ()
+{
+    it('should create a new rectangle', function ()
+    {
+        const rect = new PIXI.Rectangle(5, 5, 1, 1);
+
+        expect(rect.left).to.equal(5);
+        expect(rect.top).to.equal(5);
+        expect(rect.right).to.equal(6);
+        expect(rect.bottom).to.equal(6);
+    });
+
+    it('should clone a new rectangle', function ()
+    {
+        const rect1 = new PIXI.Rectangle(10, 10, 10, 10);
+
+        expect(rect1.x).to.equal(10);
+        expect(rect1.y).to.equal(10);
+        expect(rect1.width).to.equal(10);
+        expect(rect1.height).to.equal(10);
+
+        const rect2 = rect1.clone();
+
+        expect(rect2.x).to.equal(10);
+        expect(rect2.y).to.equal(10);
+        expect(rect2.width).to.equal(10);
+        expect(rect2.height).to.equal(10);
+        expect(rect1).to.not.equal(rect2);
+    });
+
+    it('should copy from one rectangle to another', function ()
+    {
+        const rect1 = new PIXI.Rectangle(10, 10, 10, 10);
+        const rect2 = new PIXI.Rectangle(2, 2, 5, 5);
+
+        rect1.copy(rect2);
+
+        expect(rect1.x).to.equal(2);
+        expect(rect1.y).to.equal(2);
+        expect(rect1.width).to.equal(5);
+        expect(rect1.height).to.equal(5);
+    });
+
+    it('should check if point is within rectangle', function ()
+    {
+        const rect1 = new PIXI.Rectangle(10, 10, 10, 10);
+
+        expect(rect1.contains(10, 10)).to.be.true;
+        expect(rect1.contains(10, 19)).to.be.true;
+        expect(rect1.contains(19, 10)).to.be.true;
+        expect(rect1.contains(15, 15)).to.be.true;
+        expect(rect1.contains(10, 9)).to.be.false;
+        expect(rect1.contains(9, 10)).to.be.false;
+        expect(rect1.contains(10, 20)).to.be.false;
+        expect(rect1.contains(20, 10)).to.be.false;
+        expect(rect1.contains(21, 21)).to.be.false;
+
+        const rect2 = new PIXI.Rectangle(10, 10, 10, 0);
+
+        expect(rect2.contains(10, 10)).to.be.false;
+        expect(rect2.contains(20, 20)).to.be.false;
+        expect(rect2.contains(15, 15)).to.be.false;
+        expect(rect2.contains(10, 9)).to.be.false;
+        expect(rect2.contains(9, 10)).to.be.false;
+        expect(rect2.contains(21, 21)).to.be.false;
+    });
+
+    it('should make rectangle grow', function ()
+    {
+        const rect = new PIXI.Rectangle(10, 10, 10, 10);
+
+        rect.pad(1, 1);
+
+        expect(rect.left).to.equal(9);
+        expect(rect.top).to.equal(9);
+        expect(rect.right).to.equal(21);
+        expect(rect.bottom).to.equal(21);
+
+        rect.pad(10, 10);
+
+        expect(rect.left).to.equal(-1);
+        expect(rect.top).to.equal(-1);
+        expect(rect.right).to.equal(31);
+        expect(rect.bottom).to.equal(31);
+    });
+
+    it('should enlarge rectangle', function ()
+    {
+        const rect1 = new PIXI.Rectangle(10, 10, 10, 10);
+        const rect2 = new PIXI.Rectangle(15, 15, 10, 10);
+
+        rect1.enlarge(rect2);
+
+        expect(rect1.left).to.equal(10);
+        expect(rect1.top).to.equal(10);
+        expect(rect1.right).to.equal(25);
+        expect(rect1.bottom).to.equal(25);
+    });
+});

diff --git a/test/core/Circle.js b/test/core/Circle.js
new file mode 100644
index 0000000..183f98f
--- /dev/null
+++ b/test/core/Circle.js
@@ -0,0 +1,68 @@
+'use strict';
+
+describe('PIXI.Circle', function ()
+{
+    it('should create a new circle', function ()
+    {
+        const circ1 = new PIXI.Circle();
+
+        expect(circ1.x).to.equal(0);
+        expect(circ1.y).to.equal(0);
+        expect(circ1.radius).to.equal(0);
+
+        const circ2 = new PIXI.Circle(10, 10, 5);
+
+        expect(circ2.x).to.equal(10);
+        expect(circ2.y).to.equal(10);
+        expect(circ2.radius).to.equal(5);
+    });
+
+    it('should clone a new circle', function ()
+    {
+        const circ1 = new PIXI.Circle(10, 10, 5);
+
+        expect(circ1.x).to.equal(10);
+        expect(circ1.y).to.equal(10);
+        expect(circ1.radius).to.equal(5);
+
+        const circ2 = circ1.clone();
+
+        expect(circ2.x).to.equal(10);
+        expect(circ2.y).to.equal(10);
+        expect(circ2.radius).to.equal(5);
+        expect(circ1).to.not.equal(circ2);
+    });
+
+    it('should check if point is within circle', function ()
+    {
+        const circ1 = new PIXI.Circle(10, 10, 5);
+
+        expect(circ1.contains(10, 10)).to.be.true;
+        expect(circ1.contains(10, 15)).to.be.true;
+        expect(circ1.contains(15, 10)).to.be.true;
+        expect(circ1.contains(5, 10)).to.be.true;
+        expect(circ1.contains(15, 10)).to.be.true;
+
+        expect(circ1.contains(6, 7)).to.be.true;
+        expect(circ1.contains(7, 6)).to.be.true;
+        expect(circ1.contains(7, 7)).to.be.true;
+        expect(circ1.contains(13, 14)).to.be.true;
+        expect(circ1.contains(14, 13)).to.be.true;
+
+        expect(circ1.contains(14, 14)).to.be.false;
+        expect(circ1.contains(10, 16)).to.be.false;
+        expect(circ1.contains(11, 15)).to.be.false;
+        expect(circ1.contains(0, 0)).to.be.false;
+    });
+
+    it('should return framing rectangle', function ()
+    {
+        const circ1 = new PIXI.Circle(10, 10, 5);
+        const rect1 = circ1.getBounds();
+
+        expect(rect1.left).to.equal(5);
+        expect(rect1.top).to.equal(5);
+        expect(rect1.right).to.equal(15);
+        expect(rect1.bottom).to.equal(15);
+    });
+});
diff --git a/test/core/Rectangle.js b/test/core/Rectangle.js
new file mode 100644
index 0000000..71f4355
--- /dev/null
+++ b/test/core/Rectangle.js
@@ -0,0 +1,101 @@
+'use strict';
+
+describe('PIXI.Rectangle', function ()
+{
+    it('should create a new rectangle', function ()
+    {
+        const rect = new PIXI.Rectangle(5, 5, 1, 1);
+
+        expect(rect.left).to.equal(5);
+        expect(rect.top).to.equal(5);
+        expect(rect.right).to.equal(6);
+        expect(rect.bottom).to.equal(6);
+    });
+
+    it('should clone a new rectangle', function ()
+    {
+        const rect1 = new PIXI.Rectangle(10, 10, 10, 10);
+
+        expect(rect1.x).to.equal(10);
+        expect(rect1.y).to.equal(10);
+        expect(rect1.width).to.equal(10);
+        expect(rect1.height).to.equal(10);
+
+        const rect2 = rect1.clone();
+
+        expect(rect2.x).to.equal(10);
+        expect(rect2.y).to.equal(10);
+        expect(rect2.width).to.equal(10);
+        expect(rect2.height).to.equal(10);
+        expect(rect1).to.not.equal(rect2);
+    });
+
+    it('should copy from one rectangle to another', function ()
+    {
+        const rect1 = new PIXI.Rectangle(10, 10, 10, 10);
+        const rect2 = new PIXI.Rectangle(2, 2, 5, 5);
+
+        rect1.copy(rect2);
+
+        expect(rect1.x).to.equal(2);
+        expect(rect1.y).to.equal(2);
+        expect(rect1.width).to.equal(5);
+        expect(rect1.height).to.equal(5);
+    });
+
+    it('should check if point is within rectangle', function ()
+    {
+        const rect1 = new PIXI.Rectangle(10, 10, 10, 10);
+
+        expect(rect1.contains(10, 10)).to.be.true;
+        expect(rect1.contains(10, 19)).to.be.true;
+        expect(rect1.contains(19, 10)).to.be.true;
+        expect(rect1.contains(15, 15)).to.be.true;
+        expect(rect1.contains(10, 9)).to.be.false;
+        expect(rect1.contains(9, 10)).to.be.false;
+        expect(rect1.contains(10, 20)).to.be.false;
+        expect(rect1.contains(20, 10)).to.be.false;
+        expect(rect1.contains(21, 21)).to.be.false;
+
+        const rect2 = new PIXI.Rectangle(10, 10, 10, 0);
+
+        expect(rect2.contains(10, 10)).to.be.false;
+        expect(rect2.contains(20, 20)).to.be.false;
+        expect(rect2.contains(15, 15)).to.be.false;
+        expect(rect2.contains(10, 9)).to.be.false;
+        expect(rect2.contains(9, 10)).to.be.false;
+        expect(rect2.contains(21, 21)).to.be.false;
+    });
+
+    it('should make rectangle grow', function ()
+    {
+        const rect = new PIXI.Rectangle(10, 10, 10, 10);
+
+        rect.pad(1, 1);
+
+        expect(rect.left).to.equal(9);
+        expect(rect.top).to.equal(9);
+        expect(rect.right).to.equal(21);
+        expect(rect.bottom).to.equal(21);
+
+        rect.pad(10, 10);
+
+        expect(rect.left).to.equal(-1);
+        expect(rect.top).to.equal(-1);
+        expect(rect.right).to.equal(31);
+        expect(rect.bottom).to.equal(31);
+    });
+
+    it('should enlarge rectangle', function ()
+    {
+        const rect1 = new PIXI.Rectangle(10, 10, 10, 10);
+        const rect2 = new PIXI.Rectangle(15, 15, 10, 10);
+
+        rect1.enlarge(rect2);
+
+        expect(rect1.left).to.equal(10);
+        expect(rect1.top).to.equal(10);
+        expect(rect1.right).to.equal(25);
+        expect(rect1.bottom).to.equal(25);
+    });
+});
diff --git a/test/core/index.js b/test/core/index.js
index 2ca4fe3..e519a43 100755
--- a/test/core/index.js
+++ b/test/core/index.js
@@ -14,3 +14,5 @@
 require('./Point');
 require('./ObservablePoint');
 require('./Matrix');
+require('./Rectangle');
+require('./Circle');