magento-test/app/code/Magento/InstantPurchase/Test/Mftf/Section/StorefrontInstantPurchasePopupSection.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="StorefrontInstantPurchasePopupSection">
        <element name="modalTitle" type="text" selector=".modal-popup .modal-title"/>
        <element name="cancel" type="button" selector=".modal-popup.confirm button.action-dismiss"/>
        <element name="shippingAddress" type="text" selector="//aside[contains(@class, 'modal-popup')]//strong[contains(text(),'Shipping Address:')]/following-sibling::p[contains(text(),'{{Data}}')][1]" parameterized="true"/>
        <element name="billingAddress" type="text" selector="//aside[contains(@class, 'modal-popup')]//strong[contains(text(),'Billing Address:')]/following-sibling::p[contains(text(),'{{Data}}')]" parameterized="true"/>
        <element name="paymentMethod" type="text" selector="//aside[contains(@class, 'modal-popup')]//strong[contains(text(),'Payment Method:')]/following-sibling::p[contains(text(),'{{Data}}')]" parameterized="true"/>
    </section>
</sections>