diff --git a/core/modules/block_content/block_content.install b/core/modules/block_content/block_content.install
index ab2b261..4279cde 100644
--- a/core/modules/block_content/block_content.install
+++ b/core/modules/block_content/block_content.install
@@ -60,4 +60,4 @@ function block_content_update_8003() {
 
   \Drupal::entityDefinitionUpdateManager()
     ->installFieldStorageDefinition('revision_user', 'block_content', 'block_content', $revision_user);
-}
\ No newline at end of file
+}
diff --git a/core/modules/block_content/src/Tests/BlockContentUpdateEntityFields.php b/core/modules/block_content/src/Tests/BlockContentUpdateEntityFields.php
index e69de29..55fc9f2 100644
--- a/core/modules/block_content/src/Tests/BlockContentUpdateEntityFields.php
+++ b/core/modules/block_content/src/Tests/BlockContentUpdateEntityFields.php
@@ -0,0 +1,44 @@
+<?php
+
+namespace Drupal\block_content\Tests;
+
+use Drupal\Core\Field\BaseFieldDefinition;
+use Drupal\system\Tests\Update\UpdatePathTestBase;
+
+/**
+ * Tests adding revision_user and revision_created fields.
+ *
+ * @group Update
+ */
+class BlockContentUpdateEntityFields extends UpdatePathTestBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function setDatabaseDumpFiles() {
+    $this->databaseDumpFiles = [
+      __DIR__ . '/../../../system/tests/fixtures/update/drupal-8.bare.standard.php.gz',
+    ];
+  }
+
+  /**
+   * Tests that email token in status_blocked of user.mail is updated.
+   */
+  public function testAddingFields() {
+    $pre_revision_created = \Drupal::entityDefinitionUpdateManager()->getFieldStorageDefinition('revision_created', 'block_content');
+    $pre_revision_user = \Drupal::entityDefinitionUpdateManager()->getFieldStorageDefinition('revision_user', 'block_content');
+    $this->assertEqual(null, $pre_revision_created, "Revision created field not found");
+    $this->assertEqual(null, $pre_revision_user, "Revision user field not found");
+
+    $this->runUpdates();
+
+    $post_revision_created = \Drupal::entityDefinitionUpdateManager()->getFieldStorageDefinition('revision_created', 'block_content');
+    $post_revision_user = \Drupal::entityDefinitionUpdateManager()->getFieldStorageDefinition('revision_user', 'block_content');
+    $this->assertTrue($post_revision_created instanceof BaseFieldDefinition, "Revision created field found");
+    $this->assertTrue($post_revision_user instanceof BaseFieldDefinition, "Revision user field found");
+
+    $this->assertEqual('created', $post_revision_created->getType(), "Field is type created");
+    $this->assertEqual('entity_reference', $post_revision_user->getType(), "Field is type entity_reference");
+  }
+
+}