magento-test/app/code/Magento/CurrencySymbol/Test/Mftf/ActionGroup/AssertAdminCurrencySymbolIsDisabledActionGroup.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="AssertAdminCurrencySymbolIsDisabledActionGroup">
        <arguments>
            <argument name="currency" type="string"/>
        </arguments>

        <grabAttributeFrom selector="{{AdminCurrencySymbolsGridSection.currencyElement(currency)}}" userInput="disabled" stepKey="grabDisabledAttribute"/>
        <assertEquals stepKey="assertInputIsDisabled">
			<actualResult type="const">$grabDisabledAttribute</actualResult>
			<expectedResult type="string">true</expectedResult>
        </assertEquals>
    </actionGroup>
</actionGroups>