Magento2: Optional PO number

[springimport]

Steps to reproduce

1. Add items to cart, go to checkout and select "Purchase Order".
   
2. Use REST API [POST] /V1/carts/mine/payment-information

{
  "paymentMethod": {
      "method": "purchaseorder"
   }
}

Expected result

Error: PO number is required.

Actual result

"90"

(number of new order)

Additional info

API documentation checkoutPaymentInformationManagementV1

quote-data-payment-interface {
  po_number (string, optional): Purchase order number ,
  ...
}

| Q | A |
| --- | --- |
| Magento version | 2.1.0 with sample data |
| PHP version | 7 x64 |
| Operating system | Windows 10 x64 |

[vityakopin]

Magento does not support your operating system. Please confirm that the issue reproduces on some supported system as well. Please see Magento technology stack requirements for more information.

[smoskaluk]

Internal ticket created MAGETWO-70558

[magento-engcom-team]

@springimport, thank you for your report.
We've created internal ticket(s) MAGETWO-70558 to track progress on the issue.

[matin73]

Bug still exists in Magento 2.2.4 - will this bug be fixed soon?

[miguelbalparda]

There is a fix for this in #14393. Please give it a try and report back @matin73.

[sidolov]

Hi @springimport. Thank you for your report.
The issue has been fixed in magento/magento2#14393 by @centerax in 2.2-develop branch
Related commit(s):

• 654f350bf6ecd61fd59f6c79949db869661bb17e
• f5adaa3dd75b26643cbe9ac260dcab37e59d6d30

The fix will be available with the upcoming 2.2.7 release.

[magento-engcom-team]

Hi @springimport. Thank you for your report.
The issue has been fixed in magento/magento2#17670 by @mage2pratik in 2.3-develop branch
Related commit(s):

• fa3ed73176359bb03917a7f487d00410f250bb7c
• 55753f155a4d6580a0b78e84a2d79ee9b276ef4e
• 1438d2583756eea24a2895a45bacf100be7b9587

The fix will be available with the upcoming 2.3.0 release.