Ticket #36784: 36784.4.diff

src/wp-includes/comment.php

@@ -2027 +2027 @@
         $data = wp_array_slice_assoc( $data, $keys );
         $rval = $wpdb->update( $wpdb->comments, $data, compact( 'comment_ID' ) );
 
+        // If metadata is provided, store it.
+        if ( isset( $commentarr['comment_meta'] ) && is_array( $commentarr['comment_meta'] ) ) {
+                foreach ( $commentarr['comment_meta'] as $meta_key => $meta_value ) {
+                        update_comment_meta( $comment_ID, $meta_key, $meta_value );
+                }
+        }
+
         clean_comment_cache( $comment_ID );
         wp_update_comment_count( $comment_post_ID );
         /**

tests/phpunit/tests/comment.php

@@ -58 +58 @@
                 $this->assertEquals( 'pingback', $comment->comment_type );
         }
 
+
+        /**
+         * @ticket 36784
+         */
+        function test_wp_update_comment_updates_comment_meta() {
+                $comment_id = self::factory()->comment->create( array( 'comment_post_ID' => self::$post_id ) );
+                wp_update_comment( array(
+                        'comment_ID' => $comment_id,
+                        'comment_meta' => array(
+                                'food' => 'taco',
+                                'sauce' => 'fire',
+                        ),
+                ) );
+                $this->assertEquals( 'fire', get_comment_meta( $comment_id, 'sauce', true ) );
+        }
+
+
         /**
          * @ticket 30307
          */