Unfinished test. Not sure how to check element's css visibility.

Author: vovayatsyuk

app/code/Magento/Backend/Test/Mftf/Section/AdminHeaderSection.xml

@@ -11,6 +11,7 @@
     <section name="AdminHeaderSection">
         <element name="pageTitle" type="text" selector=".page-header h1.page-title"/>
         <element name="adminUserAccountText" type="text" selector=".page-header .admin-user-account-text" />
+        <element name="globalSearchInput" type="text" selector="#search-global" />
         <!-- Legacy heading section. Mostly used for admin 404 and 403 pages -->
         <element name="pageHeading" type="text" selector=".page-content .page-heading"/>
         <!-- Used for page not found error -->

app/code/Magento/Backend/Test/Mftf/Test/AdminSearchHotkeyTest.xml

@@ -0,0 +1,35 @@
+<?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="AdminSearchHotkeyTest">
+        <annotations>
+            <features value="Backend"/>
+            <stories value="Search form hotkey in backend"/>
+            <title value="Admin should be able focus on the search field with a hotkey"/>
+            <description value="Admin should be able focus on the search field with a hotkey - forwardslash"/>
+            <severity value="MINOR"/>
+            <group value="backend"/>
+            <group value="search"/>
+        </annotations>
+        <before>
+            <actionGroup ref="AdminLoginActionGroup" stepKey="LoginAsAdmin"/>
+        </before>
+        <after>
+            <actionGroup ref="AdminLogoutActionGroup" stepKey="logout"/>
+        </after>
+
+        <pressKey selector="body" parameterArray="[/]" stepKey="pressForwardslashKey"/>
+        <waitForElementVisible selector="{{AdminHeaderSection.globalSearchInput}}" stepKey="waitForGlobalSearchInput"/>
+        <seeElement selector="{{AdminHeaderSection.globalSearchInput}}" stepKey="seeGlobalSearchInput"/>
+        <seeInField userInput="" selector="{{AdminHeaderSection.globalSearchInput}}" stepKey="seeEmptyGlobalSearchInput"/>
+        <pressKey selector="{{AdminHeaderSection.globalSearchInput}}" parameterArray="[/]" stepKey="pressForwardslashKeyAgain"/>
+        <seeInField userInput="/" selector="{{AdminHeaderSection.globalSearchInput}}" stepKey="seeForwardSlashInGlobalSearchInput"/>
+    </test>
+</tests>