magento-test/app/code/Magento/Checkout/Test/Mftf/Section/CheckoutOrderSummarySection.xml

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

<sections xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
        xsi:noNamespaceSchemaLocation="urn:magento:mftf:Page/etc/SectionObject.xsd">
    <section name="CheckoutOrderSummarySection">
        <element name="miniCartTab" type="button" selector=".title[role='tab']"/>
        <element name="productItemName" type="text" selector=".product-item-name"/>
        <element name="productItemQty" type="text" selector=".value"/>
        <element name="productItemPrice" type="text" selector=".price"/>
        <element name="orderNumber" type="text" selector="//div[@class='checkout-success']//a"/>
        <element name="shippingAddress" type="textarea" selector="//*[@class='box box-address-shipping']//address"/>
        <element name="billingAddress" type="textarea" selector="//*[@class='box box-address-billing']//address"/>
        <element name="additionalAddress" type="text" selector=".block.block-addresses-list"/>
        <element name="miniCartTabClosed" type="button" selector=".title[aria-expanded='false']" timeout="30"/>
        <element name="itemsQtyInCart" type="text" selector=".items-in-cart > .title > strong > span"/>
        <element name="orderSummaryShippingTotalLabelDescription" type="text" selector=".shipping.totals .label.description"/>
        <element name="shippingTotalNotYetCalculated" type="text" selector=".shipping.totals .not-calculated"/>
    </section>
</sections>