Merge remote-tracking branch 'trigger/MC-15378' into pr

Author: Joan He

app/code/Magento/Customer/Model/Visitor.php

@@ -14,6 +14,7 @@
  *
  * @package Magento\Customer\Model
  * @SuppressWarnings(PHPMD.CouplingBetweenObjects)
+ * @SuppressWarnings(PHPMD.CookieAndSessionMisuse)
  */
 class Visitor extends \Magento\Framework\Model\AbstractModel
 {
@@ -168,10 +169,6 @@ public function initByRequest($observer)
 
         $this->setLastVisitAt((new \DateTime())->format(\Magento\Framework\Stdlib\DateTime::DATETIME_PHP_FORMAT));
 
-        // prevent saving Visitor for safe methods, e.g. GET request
-        if ($this->requestSafety->isSafeMethod()) {
-            return $this;
-        }
         if (!$this->getId()) {
             $this->setSessionId($this->session->getSessionId());
             $this->save();

dev/tests/integration/testsuite/Magento/Customer/Controller/AccountTest.php

@@ -751,6 +751,21 @@ public function loginPostRedirectDataProvider()
         ];
     }
 
+    /**
+     * @magentoDataFixture Magento/Customer/_files/customer.php
+     * @magentoDataFixture Magento/Customer/_files/customer_address.php
+     * @magentoAppArea frontend
+     */
+    public function testCheckVisitorModel()
+    {
+        /** @var \Magento\Customer\Model\Visitor $visitor */
+        $visitor = $this->_objectManager->get(\Magento\Customer\Model\Visitor::class);
+        $this->login(1);
+        $this->assertNull($visitor->getId());
+        $this->dispatch('customer/account/index');
+        $this->assertNotNull($visitor->getId());
+    }
+
     /**
      * @param string $email
      * @return void