url_path is not working as documented

[TomashKhamlai]

Preconditions (*)

1. Simple Product is created and assigned to the category "sale"

Steps to reproduce (*)

1. Perform query

{
  products(
    search: "simple"
    filter: {
      sku: {
        eq: "simple"
      }
    }
  ) {
    items {
      type_id
      sku
      name
      url_key
      url_path
      canonical_url
      url_rewrites {
        url
        url
      }
    }
    total_count
  }
}

Expected result (*)

1. Works according to documentation

Attribute	Data Type	Description
url_path	String	The part of the URL that precedes the url_key. This attribute is defined in the CatalogUrlRewrite module

Actual result (*)

1. Response:

{
  "data": {
    "products": {
      "items": [
        {
          "type_id": "simple",
          "sku": "simple",
          "name": "simple",
          "url_key": "simple",
          "url_path": null,
          "canonical_url": "http://graph-sd.io/simple.html",
          "url_rewrites": [
            {
              "url": "simple.html"
            },
            {
              "url": "sale/simple.html"
            }
          ]
        }
      ],
      "total_count": 1
    }
  }
}

[naydav]

#721