newsupernova/vendor/magento/module-backend/Test/Mftf/ActionGroup/LoginAsAdminActionGroup.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="LoginAsAdmin">
        <arguments>
            <argument name="adminUser" defaultValue="_ENV"/>
        </arguments>
        <amOnPage url="{{AdminLoginPage.url}}" stepKey="navigateToAdmin"/>
        <fillField selector="{{AdminLoginFormSection.username}}" userInput="{{adminUser.MAGENTO_ADMIN_USERNAME}}" stepKey="fillUsername"/>
        <fillField selector="{{AdminLoginFormSection.password}}" userInput="{{adminUser.MAGENTO_ADMIN_PASSWORD}}" stepKey="fillPassword"/>
        <click selector="{{AdminLoginFormSection.signIn}}" stepKey="clickLogin"/>
        <closeAdminNotification stepKey="closeAdminNotification"/>
    </actionGroup>
</actionGroups>