magento-test/app/code/Magento/Customer/Test/Mftf/ActionGroup/StorefrontCustomerSaveActionGroup.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="StorefrontCustomerSaveActionGroup">
        <annotations>
            <description>Clicks on customer save button in dashboard, asserts success message</description>
        </annotations>
        <scrollToTopOfPage stepKey="scrollToTopOfThePage"/>
        <click selector="{{StorefrontCustomerAccountInformationSection.saveButton}}" stepKey="saveCustomerOnStoreFront"/>
        <waitForElementVisible selector="{{StorefrontMessagesSection.success}}" stepKey="waitForSuccessMessageVisible"/>
        <waitForPageLoad stepKey="waitForPageLoad"/>
        <see selector="{{StorefrontMessagesSection.success}}" userInput="You saved the account information." stepKey="verifySuccessMessage"/>
        <waitForPageLoad stepKey="waitForPageLoad2"/>
    </actionGroup>
</actionGroups>