magento-test/app/code/Magento/CurrencySymbol/Test/Mftf/ActionGroup/StorefrontSwitchCurrencyActionGroup.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="StorefrontSwitchCurrencyActionGroup">
        <arguments>
            <argument name="currency" type="string" defaultValue="EUR"/>
        </arguments>
        <click selector="{{StorefrontSwitchCurrencyRatesSection.currencyToggle}}" stepKey="openToggle"/>
        <waitForElementVisible selector="{{StorefrontSwitchCurrencyRatesSection.currency(currency)}}" stepKey="waitForCurrency"/>
        <click selector="{{StorefrontSwitchCurrencyRatesSection.currency(currency)}}" stepKey="chooseCurrency"/>
        <waitForPageLoad stepKey="waitForPageLoad"/>
        <waitForElementVisible selector="{{StorefrontSwitchCurrencyRatesSection.selectedCurrency}}" stepKey="waitForSelectedCurrency"/>
        <see selector="{{StorefrontSwitchCurrencyRatesSection.selectedCurrency}}" userInput="{{currency}}" stepKey="seeSelectedCurrency"/>
    </actionGroup>
</actionGroups>