magento-test/app/code/Magento/Customer/Test/Mftf/ActionGroup/EnterCustomerAddressInfoActionGroup.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="EnterCustomerAddressInfoActionGroup">
        <annotations>
            <description>Fills in the provided Customer details (First/Last Name, Company, Phone # and Address) on the Admin Customer creation/edit page. Clicks on the Save button.</description>
        </annotations>
        <arguments>
            <argument name="Address"/>
        </arguments>

        <amOnPage url="customer/address/new/" stepKey="goToAddressPage"/>
        <waitForPageLoad stepKey="waitForAddressPage"/>
        <fillField stepKey="fillFirstName" selector="{{StorefrontCustomerAddressSection.firstName}}" userInput="{{Address.firstname}}"/>
        <fillField stepKey="fillLastName" selector="{{StorefrontCustomerAddressSection.lastName}}" userInput="{{Address.lastname}}"/>
        <fillField stepKey="fillCompany" selector="{{StorefrontCustomerAddressSection.company}}" userInput="{{Address.company}}"/>
        <fillField stepKey="fillPhoneNumber" selector="{{StorefrontCustomerAddressSection.phoneNumber}}" userInput="{{Address.telephone}}"/>
        <fillField stepKey="fillStreetAddress1" selector="{{StorefrontCustomerAddressSection.streetAddress1}}" userInput="{{Address.street[0]}}"/>
        <fillField stepKey="fillStreetAddress2" selector="{{StorefrontCustomerAddressSection.streetAddress2}}" userInput="{{Address.street[1]}}"/>
        <fillField stepKey="fillCityName" selector="{{StorefrontCustomerAddressSection.city}}" userInput="{{Address.city}}"/>
        <selectOption stepKey="selectCounty" selector="{{StorefrontCustomerAddressSection.country}}" userInput="{{Address.country_id}}"/>
        <selectOption stepKey="selectState" selector="{{StorefrontCustomerAddressSection.stateProvince}}" userInput="{{Address.state}}"/>
        <fillField stepKey="fillZip" selector="{{StorefrontCustomerAddressSection.zip}}" userInput="{{Address.postcode}}"/>
        <click stepKey="saveAddress" selector="{{StorefrontCustomerAddressSection.saveAddress}}"/>
    </actionGroup>
</actionGroups>