feat: add customer totals information api endpoint

Author: ahinkle

src/Api/Carts.php

@@ -25,7 +25,20 @@ public function mine()
     public function estimateShippingMethods($body = [])
     {
         $this->validateSingleStoreCode();
-        
+
         return $this->post('/carts/mine/estimate-shipping-methods', $body);
     }
+
+    /**
+     * Calculate quote totals based on address and shipping method.
+     *
+     * @param  array  $body
+     * @return array
+     */
+    public function totalsInformation($body = [])
+    {
+        $this->validateSingleStoreCode();
+        
+        return $this->post('/carts/mine/totals-information', $body);
+    }
 }

tests/Api/CartsTest.php

@@ -56,4 +56,18 @@ public function test_must_pass_a_single_store_code_to_estimate_shipping_methods(
         $magento = new Magento();
         $magento->api('carts')->estimateShippingMethods([]);
     }
+
+    public function test_can_call_carts_totals_information()
+    {
+        Http::fake([
+            '*rest/default/V1/carts/mine/totals-information' => Http::response([], 200),
+        ]);
+
+        $magento = new Magento();
+        $magento->storeCode = 'default';
+
+        $api = $magento->api('carts')->totalsInformation([]);
+
+        $this->assertTrue($api->ok());
+    }
 }

tests/Api/GuestCartsTest.php

@@ -95,4 +95,12 @@ public function test_can_call_guest_carts_totals_information()
 
         $this->assertTrue($api->ok());
     }
+
+    public function test_must_pass_a_single_store_code_to_totals_information()
+    {
+        $this->expectException('exception');
+
+        $magento = new Magento();
+        $magento->api('carts')->totalsInformation([]);
+    }
 }