diff --git a/core/modules/forum/lib/Drupal/forum/Tests/ForumBlockTest.php b/core/modules/forum/lib/Drupal/forum/Tests/ForumBlockTest.php
index d54e30a..572a8a8 100644
--- a/core/modules/forum/lib/Drupal/forum/Tests/ForumBlockTest.php
+++ b/core/modules/forum/lib/Drupal/forum/Tests/ForumBlockTest.php
@@ -168,7 +168,7 @@ protected function createForumTopics($count = 5) {
         "body[$langcode][0][value]" => $body,
         // Forum posts are ordered by timestamp, so force a unique timestamp by
         // adding the index.
-        'date' => date('c', $timestamp + $index),
+        'published_date' => date('c', $timestamp + $index),
       );
 
       // Create the forum topic, preselecting the forum ID via a URL parameter.
diff --git a/core/modules/system/lib/Drupal/system/Tests/System/DateTimeTest.php b/core/modules/system/lib/Drupal/system/Tests/System/DateTimeTest.php
index dd462d5..7c65b0a 100644
--- a/core/modules/system/lib/Drupal/system/Tests/System/DateTimeTest.php
+++ b/core/modules/system/lib/Drupal/system/Tests/System/DateTimeTest.php
@@ -51,11 +51,11 @@ function testTimeZoneHandling() {
       ->set('formats.medium.pattern.php', 'Y-m-d H:i:s O')
       ->save();
 
-    // Create some nodes with different authored-on dates.
+    // Create some nodes with different published-on dates.
     $date1 = '2007-01-31 21:00:00 -1000';
     $date2 = '2007-07-31 21:00:00 -1000';
-    $node1 = $this->drupalCreateNode(array('created' => strtotime($date1), 'type' => 'article'));
-    $node2 = $this->drupalCreateNode(array('created' => strtotime($date2), 'type' => 'article'));
+    $node1 = $this->drupalCreateNode(array('published' => strtotime($date1), 'type' => 'article'));
+    $node2 = $this->drupalCreateNode(array('published' => strtotime($date2), 'type' => 'article'));
 
     // Confirm date format and time zone.
     $this->drupalGet("node/$node1->nid");
diff --git a/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/LegacyTest.php b/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/LegacyTest.php
index b9898c6..c30dcb8 100644
--- a/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/LegacyTest.php
+++ b/core/modules/taxonomy/lib/Drupal/taxonomy/Tests/LegacyTest.php
@@ -36,12 +36,12 @@ function testTaxonomyLegacyNode() {
     $langcode = LANGUAGE_NOT_SPECIFIED;
     $edit = array();
     $edit['title'] = $this->randomName();
-    $edit['date'] = '1969-01-01 00:00:00 -0500';
+    $edit['published_date'] = '1969-01-01 00:00:00 -0500';
     $edit["body[$langcode][0][value]"] = $this->randomName();
     $edit["field_tags[$langcode]"] = $this->randomName();
     $this->drupalPost('node/add/article', $edit, t('Save and publish'));
     // Checks that the node has been saved.
     $node = $this->drupalGetNodeByTitle($edit['title']);
-    $this->assertEqual($node->created, strtotime($edit['date']), 'Legacy node was saved with the right date.');
+    $this->assertEqual($node->published, strtotime($edit['published_date']), 'Legacy node was saved with the right date.');
   }
 }
diff --git a/core/modules/user/lib/Drupal/user/Tests/UserTimeZoneTest.php b/core/modules/user/lib/Drupal/user/Tests/UserTimeZoneTest.php
index 8b77915..3ef12f1 100644
--- a/core/modules/user/lib/Drupal/user/Tests/UserTimeZoneTest.php
+++ b/core/modules/user/lib/Drupal/user/Tests/UserTimeZoneTest.php
@@ -38,15 +38,15 @@ function testUserTimeZone() {
     $web_user = $this->drupalCreateUser();
     $this->drupalLogin($web_user);
 
-    // Create some nodes with different authored-on dates.
+    // Create some nodes with different published-on dates.
     // Two dates in PST (winter time):
     $date1 = '2007-03-09 21:00:00 -0800';
     $date2 = '2007-03-11 01:00:00 -0800';
     // One date in PDT (summer time):
     $date3 = '2007-03-20 21:00:00 -0700';
-    $node1 = $this->drupalCreateNode(array('created' => strtotime($date1), 'type' => 'article'));
-    $node2 = $this->drupalCreateNode(array('created' => strtotime($date2), 'type' => 'article'));
-    $node3 = $this->drupalCreateNode(array('created' => strtotime($date3), 'type' => 'article'));
+    $node1 = $this->drupalCreateNode(array('published' => strtotime($date1), 'type' => 'article'));
+    $node2 = $this->drupalCreateNode(array('published' => strtotime($date2), 'type' => 'article'));
+    $node3 = $this->drupalCreateNode(array('published' => strtotime($date3), 'type' => 'article'));
 
     // Confirm date format and time zone.
     $this->drupalGet("node/$node1->nid");