magento-test/app/code/Magento/Email/Test/Mftf/Test/AdminEmailTemplatePreviewTest.xml

<?xml version="1.0" encoding="UTF-8"?>
<!--
 /**
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
-->

<tests xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
       xsi:noNamespaceSchemaLocation="urn:magento:mftf:Test/etc/testSchema.xsd">
    <test name="AdminEmailTemplatePreviewTest">
        <annotations>
            <features value="Email"/>
            <stories value="Create email template"/>
            <title value="Check email template preview"/>
            <description value="Check if email template preview works correctly"/>
            <severity value="AVERAGE"/>
            <testCaseId value="MC-15794"/>
            <useCaseId value="MC-11050"/>
            <group value="email"/>
            <group value="WYSIWYGDisabled"/>
        </annotations>

        <before>
            <!--Login to Admin Area-->
            <actionGroup ref="AdminLoginActionGroup" stepKey="loginToAdminArea"/>
        </before>

        <after>
            <!--Delete created Template-->
            <actionGroup ref="DeleteEmailTemplateActionGroup" stepKey="deleteTemplate"/>
            <actionGroup ref="AdminClearGridFiltersActionGroup" stepKey="clearFilters"/>
            <!--Logout from Admin Area-->
            <actionGroup ref="AdminLogoutActionGroup" stepKey="logoutOfAdmin"/>
        </after>

        <actionGroup ref="CreateCustomTemplateActionGroup" stepKey="createTemplate"/>
        <actionGroup ref="PreviewEmailTemplateActionGroup" stepKey="previewTemplate"/>
        <actionGroup ref="AssertEmailTemplateContentActionGroup" stepKey="assertContent"/>
    </test>
</tests>