MAGETWO-82125: Display advertisement popup at the 1st time per admin login

Author: Joan He

dev/tests/functional/tests/app/Magento/ReleaseNotification/Test/Constraint/AssertLoginAgainAfterFlushCacheReleaseNotificationPopupExist.php

@@ -0,0 +1,57 @@
+<?php
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+namespace Magento\ReleaseNotification\Test\Constraint;
+
+use Magento\Backend\Test\Page\Adminhtml\Dashboard;
+use Magento\Mtf\Constraint\AbstractConstraint;
+use Magento\PageCache\Test\Page\Adminhtml\AdminCache;
+use Magento\User\Test\Fixture\User;
+
+/**
+ * Assert that Release Notification Popup is visible on dashboard when admin user login again after flush cache
+ */
+class AssertLoginAgainAfterFlushCacheReleaseNotificationPopupExist extends AbstractConstraint
+{
+    /**
+     * Assert that Release Notification Popup is visibile on dashboard when admin user login again after flush cache
+     *
+     * @param Dashboard $dashboard
+     * @param User $user
+     * @param AdminCache $adminCache
+     * @return void
+     */
+    public function processAssert(Dashboard $dashboard, User $user, AdminCache $adminCache)
+    {
+        // Flush cache
+        $adminCache->open();
+        $adminCache->getActionsBlock()->flushMagentoCache();
+        $adminCache->getMessagesBlock()->waitSuccessMessage();
+
+        // Log out
+        $dashboard->getAdminPanelHeader()->logOut();
+
+        // Log in again
+        $this->objectManager->create(
+            \Magento\User\Test\TestStep\LoginUserOnBackendStep::class,
+            ['user' => $user]
+        )->run();
+
+        \PHPUnit_Framework_Assert::assertTrue(
+            $dashboard->getReleaseNotificationBlock()->isVisible(),
+            "Release Notification Popup is absent on dashboard."
+        );
+    }
+
+    /**
+     * Returns a string representation of the object.
+     *
+     * @return string
+     */
+    public function toString()
+    {
+        return "Release Notification Popup is visible on dashboard.";
+    }
+}

dev/tests/functional/tests/app/Magento/ReleaseNotification/Test/TestCase/NotificationTest.xml

@@ -16,6 +16,7 @@
             <data name="user/dataset" xsi:type="string">custom_admin_with_default_role</data>
             <constraint name="Magento\ReleaseNotification\Test\Constraint\AssertReleaseNotificationPopupExist" />
             <constraint name="Magento\ReleaseNotification\Test\Constraint\AssertLoginAgainReleaseNotificationPopupNotExist" />
+            <constraint name="Magento\ReleaseNotification\Test\Constraint\AssertLoginAgainAfterFlushCacheReleaseNotificationPopupExist" />
         </variation>
     </testCase>
 </config>