diff --git a/core/modules/contact/src/Tests/ContactSitewideTest.php b/core/modules/contact/src/Tests/ContactSitewideTest.php
index 637dd5c..e93e4d1 100644
--- a/core/modules/contact/src/Tests/ContactSitewideTest.php
+++ b/core/modules/contact/src/Tests/ContactSitewideTest.php
@@ -8,6 +8,8 @@
 namespace Drupal\contact\Tests;
 
 use Drupal\Component\Utility\Unicode;
+use Drupal\contact\Entity\ContactForm;
+use Drupal\Core\Url;
 use Drupal\simpletest\WebTestBase;
 use Drupal\Core\Entity\EntityTypeInterface;
 
@@ -270,6 +272,32 @@ function testSiteWideContact() {
     $this->assertEqual($mail['subject'], t('[@label] @subject', array('@label' => $label, '@subject' => $edit['subject[0][value]'])));
     $this->assertTrue(strpos($mail['body'], $field_label));
     $this->assertTrue(strpos($mail['body'], $edit[$field_name . '[0][value]']));
+
+    // Test messages and redirect.
+    /** @var \Drupal\contact\ContactFormInterface $form */
+    $form = ContactForm::load($contact_form);
+    $form->setMessage('Thanks for your submission');
+    $form->setRoute([
+      'route_name' => 'entity.user.canonical',
+      'route_parameters' => [
+        'user' => $admin_user->id(),
+      ],
+    ]);
+    $form->save();
+    // Check that the field is displayed.
+    $this->drupalGet('contact/' . $contact_form);
+
+    // Submit the contact form and verify the content.
+    $edit = array(
+      'subject[0][value]' => $this->randomMachineName(),
+      'message[0][value]' => $this->randomMachineName(),
+      $field_name . '[0][value]' => $this->randomMachineName(),
+    );
+    $this->drupalPostForm(NULL, $edit, t('Send message'));
+    $this->assertText('Thanks for your submission');
+    $this->assertUrl(Url::fromRoute('entity.user.canonical', [
+      'user' => $admin_user->id(),
+    ])->toString());
   }
 
   /**