magento-test/app/code/Magento/SalesRule/Test/Mftf/ActionGroup/AdminCreateCartPriceRuleActionsSectionDiscountFieldsActionGroup.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="AdminCreateCartPriceRuleActionsSectionDiscountFieldsActionGroup">
        <annotations>
            <description>Clicks on the 'Actions' section on the Admin Cart Price Rule creation/edit page. Fills in the provided Cart Price Rule details.</description>
        </annotations>
        <arguments>
            <argument name="rule" type="entity"/>
        </arguments>

        <conditionalClick selector="{{AdminCartPriceRulesFormSection.actionsHeader}}" dependentSelector="{{AdminCartPriceRulesFormSection.actionsHeader}}" visible="true" stepKey="clickToExpandActions"/>
        <selectOption selector="{{AdminCartPriceRulesFormSection.apply}}" userInput="{{rule.simple_action}}" stepKey="selectActionType"/>
        <fillField selector="{{AdminCartPriceRulesFormSection.discountAmount}}" userInput="{{rule.discount_amount}}" stepKey="fillDiscountAmount"/>
        <fillField selector="{{AdminCartPriceRulesFormSection.maximumQtyDiscount}}" userInput="{{rule.maximumQtyDiscount}}" stepKey="fillMaximumQtyDiscount"/>
        <fillField selector="{{AdminCartPriceRulesFormSection.discountStep}}" userInput="{{rule.discount_step}}" stepKey="fillDiscountStep"/>
    </actionGroup>
</actionGroups>