added test

Author: zackify

tests/modal.jsx

@@ -9,10 +9,17 @@ describe('Modal', () => {
   }
 
   it('should return nothing until clicked', () => {
-    Test(<Modal show={false} onClose={close}/>)
+    Test(<Modal show={false} onClose={close}>hey</Modal>)
     .test(({instance}) =>{
       expect(instance.innerHTML).to.be.equal(undefined)
     })
   });
 
+  it('should show the modal', () => {
+    Test(<Modal show={true} onClose={close}>hey</Modal>)
+    .test(({instance}) =>{
+      expect(React.findDOMNode(instance).innerHTML).to.match(/div/)
+    })
+  });
+
 });