MC-17275: Admin Down after changing store domain/cookie

Author: nikita-shcherbatykh

app/code/Magento/Backend/Test/Mftf/Data/CookieConfigData.xml

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+ /**
+  * Copyright © Magento, Inc. All rights reserved.
+  * See COPYING.txt for license details.
+  */
+-->
+
+<entities xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+          xsi:noNamespaceSchemaLocation="urn:magento:mftf:DataGenerator/etc/dataProfileSchema.xsd">
+    <entity name="ChangedCookieDomainForMainWebsiteConfigData">
+        <data key="path">web/cookie/cookie_domain</data>
+        <data key="scope">website</data>
+        <data key="scope_code">base</data>
+        <data key="value">testDomain.com</data>
+    </entity>
+    <entity name="EmptyCookieDomainForMainWebsiteConfigData">
+        <data key="path">web/cookie/cookie_domain</data>
+        <data key="scope">website</data>
+        <data key="scope_code">base</data>
+        <data key="value">''</data>
+    </entity>
+</entities>

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

@@ -20,12 +20,12 @@
             <group value="backend"/>
         </annotations>
         <before>
-            <magentoCLI command="config:set web/cookie/cookie_domain --scope=website --scope-code=base testDomain.com" stepKey="changeDomainForMainWebsiteBeforeTestRun"/>
-            <magentoCLI command="cache:flush" stepKey="flushCacheBeforeTestRun"/>
+            <magentoCLI command="config:set {{ChangedCookieDomainForMainWebsiteConfigData.path}} --scope={{ChangedCookieDomainForMainWebsiteConfigData.scope}} --scope-code={{ChangedCookieDomainForMainWebsiteConfigData.scope_code}} {{ChangedCookieDomainForMainWebsiteConfigData.value}}" stepKey="changeDomainForMainWebsiteBeforeTestRun"/>
+            <magentoCLI command="cache:flush config" stepKey="flushCacheBeforeTestRun"/>
         </before>
         <after>
-            <magentoCLI command="config:set web/cookie/cookie_domain --scope=website --scope-code=base ''" stepKey="changeDomainForMainWebsiteAfterTestComplete"/>
-            <magentoCLI command="cache:flush" stepKey="flushCacheAfterTestComplete"/>
+            <magentoCLI command="config:set {{EmptyCookieDomainForMainWebsiteConfigData.path}} --scope={{EmptyCookieDomainForMainWebsiteConfigData.scope}} --scope-code={{EmptyCookieDomainForMainWebsiteConfigData.scope_code}} {{EmptyCookieDomainForMainWebsiteConfigData.value}}" stepKey="changeDomainForMainWebsiteAfterTestComplete"/>
+            <magentoCLI command="cache:flush config" stepKey="flushCacheAfterTestComplete"/>
         </after>
         <actionGroup ref="LoginAsAdmin" stepKey="loginAsAdmin"/>
         <actionGroup ref="AssertAdminDashboardPageIsVisibleActionGroup" stepKey="seeDashboardPage"/>