diff --git a/src/Sylius/Bundle/CartBundle/spec/Sylius/Bundle/CartBundle/Operator/CartOperator.php b/src/Sylius/Bundle/CartBundle/spec/Sylius/Bundle/CartBundle/Operator/CartOperator.php
new file mode 100644
index 0000000000..fce95f3786
--- /dev/null
+++ b/src/Sylius/Bundle/CartBundle/spec/Sylius/Bundle/CartBundle/Operator/CartOperator.php
@@ -0,0 +1,70 @@
+<?php
+
+namespace spec\Sylius\Bundle\CartBundle\Operator;
+
+use PHPSpec2\ObjectBehavior;
+
+/**
+ * Cart operator spec.
+ *
+ * @author Paweł Jędrzejewski <pjedrzejewski@diweb.pl>
+ */
+class CartOperator extends ObjectBehavior
+{
+    /**
+     * @param Sylius\Bundle\ResourceBundle\Manager\ResourceManagerInterface $cartManager
+     */
+    function let($cartManager)
+    {
+        $this->beConstructedWith($cartManager);
+    }
+
+    function it_should_be_initializable()
+    {
+        $this->shouldHaveType('Sylius\Bundle\CartBundle\Operator\CartOperator');
+    }
+
+    /**
+     * @param Sylius\Bundle\CartBundle\Model\CartInterface $cart
+     * @param Sylius\Bundle\CartBundle\Model\CartItemInterface $item
+     */
+    function it_should_have_fluid_interface($cart, $item)
+    {
+        $this->addItem($cart, $item)->shouldReturn($this);
+        $this->removeItem($cart, $item)->shouldReturn($this);
+        $this->refresh($cart)->shouldReturn($this);
+        $this->clear($cart)->shouldReturn($this);
+        $this->save($cart)->shouldReturn($this);
+    }
+
+    /**
+     * @param Sylius\Bundle\CartBundle\Model\CartInterface $cart
+     */
+    function it_should_calculate_cart_totals_on_refresh($cart)
+    {
+        $cart->calculateTotal()->shouldBeCalled();
+
+        $this->refresh($cart);
+    }
+
+    /**
+     * @param Sylius\Bundle\CartBundle\Model\CartInterface $cart
+     */
+    function it_should_set_total_items_on_refresh($cart)
+    {
+        $cart->countItems()->willReturn(3);
+        $cart->setTotalItems(3)->shouldBeCalled();
+
+        $this->refresh($cart);
+    }
+
+    /**
+     * @param Sylius\Bundle\CartBundle\Model\CartInterface $cart
+     */
+    function it_should_persist_cart_on_save($cartManager, $cart)
+    {
+        $cartManager->persist($cart)->shouldBeCalled();
+
+        $this->save($cart);
+    }
+}