magento-test/app/code/Magento/Customer/Test/Mftf/ActionGroup/AdminDeleteCustomerActionGroup.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="AdminDeleteCustomerActionGroup">
        <annotations>
            <description>Goes to the Customers grid page. Check the row for the provided Customer Email Address. Delete the Customer.</description>
        </annotations>
        <arguments>
            <argument name="customerEmail"/>
        </arguments>

        <amOnPage url="{{AdminCustomerPage.url}}" stepKey="navigateToCustomersPage"/>
        <conditionalClick selector="{{AdminCustomerFiltersSection.clearAll}}" dependentSelector="{{AdminCustomerFiltersSection.clearAll}}" visible="true" stepKey="clickClearFilters"/>
        <waitForPageLoad stepKey="waitForFiltersClear"/>
        <click selector="{{AdminCustomerFiltersSection.filtersButton}}" stepKey="openFilters"/>
        <fillField selector="{{AdminCustomerFiltersSection.emailInput}}" userInput="{{customerEmail}}" stepKey="fillEmail"/>
        <click selector="{{AdminCustomerFiltersSection.apply}}" stepKey="clickApplyFilters"/>
        <click stepKey="chooseCustomer" selector="{{AdminCustomerGridMainActionsSection.customerCheckbox(customerEmail)}}"/>
        <click stepKey="openActions" selector="{{AdminCustomerGridMainActionsSection.actions}}"/>
        <waitForPageLoad stepKey="waitActions"/>
        <click stepKey="delete" selector="{{AdminCustomerGridMainActionsSection.delete}}"/>
        <waitForPageLoad stepKey="waitForConfirmationAlert"/>
        <click stepKey="accept" selector="{{AdminCustomerGridMainActionsSection.ok}}"/>
        <waitForElementVisible selector="{{AdminMessagesSection.success}}" stepKey="waitForSuccessMessage"/>
        <see selector="{{AdminMessagesSection.success}}" userInput="A total of 1 record(s) were deleted." stepKey="seeSuccessMessage"/>
        <waitForPageLoad stepKey="waitForCustomersGridIsLoaded"/>
    </actionGroup>
</actionGroups>