magento-test/app/code/Magento/Search/Test/Mftf/ActionGroup/StoreFrontAssertDropDownSearchSuggestionActionGroup.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="StoreFrontAssertDropDownSearchSuggestionActionGroup">
        <annotations>
            <description>Fills the Storefront Quick Search field. Validates that the Search Suggestion is present</description>
        </annotations>
        <arguments>
            <argument name="searchQuery" type="string"/>
        </arguments>

        <waitForElementVisible selector="{{StorefrontQuickSearchResultsSection.searchTextBox}}" stepKey="waitForQuickSearchToBeVisible"/>
        <fillField selector="{{StorefrontQuickSearchResultsSection.searchTextBox}}" userInput="{{searchQuery}}" stepKey="fillSearchInput"/>
        <waitForElementVisible selector="{{StorefrontQuickSearchSection.searchDropDownSuggestion}}" stepKey="WaitForSearchDropDownSuggestion"/>
        <click selector="//div[@class='panel wrapper']" stepKey="clickOnSomewhere"/>
        <dontSee selector="{{StorefrontQuickSearchSection.searchDropDownSuggestion}}" stepKey="dontSeeDropDownSuggestion"/>
        <click selector="{{StorefrontQuickSearchSection.searchPhrase}}" stepKey="clickOnSearchPhrase"/>
        <pressKey selector="{{StorefrontQuickSearchSection.searchPhrase}}" parameterArray="[\Facebook\WebDriver\WebDriverKeys::DOWN]" stepKey="pressDown"/>
        <waitForElementVisible selector="{{StorefrontQuickSearchSection.searchDropDownSuggestion}}" stepKey="WaitForSearchDropDownSuggestionSecond"/>
    </actionGroup>
</actionGroups>