magento-test/app/code/Magento/Shipping/Test/Mftf/ActionGroup/AdminAssertShipmentItemsActionGroup.xml

<?xml version="1.0" encoding="UTF-8"?>
<!--
 /**
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
-->

<actionGroups xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
              xsi:noNamespaceSchemaLocation="urn:magento:mftf:Test/etc/actionGroupSchema.xsd">

    <actionGroup name="AdminAssertShipmentItemsActionGroup">
        <arguments>
            <argument name="product" defaultValue="" type="string"/>
            <argument name="qty" defaultValue="" type="string"/>
        </arguments>
        <click selector="{{AdminShipmentsGridSection.shipmentId}}" stepKey="clickView"/>
        <scrollTo selector="{{AdminShipmentItemsSection.itemName('1')}}" stepKey="scrollToShippedItems"/>
        <see userInput="{{product}}" selector="{{AdminShipmentItemsSection.itemName('1')}}" stepKey="seeProductName"/>
        <see userInput="{{qty}}" selector="{{AdminShipmentItemsSection.productQty}}" stepKey="seeQty"/>
    </actionGroup>
</actionGroups>