Ticket #27094: 27094-cpt.patch

src/wp-includes/link-template.php

@@ -1844 +1844 @@
                 return null;
 
         $query_args = array(
+                'post_type' => $post->post_type,
                 'posts_per_page' => 1,
                 'order' => $start ? 'ASC' : 'DESC',
                 'update_post_term_cache' => false,

tests/phpunit/tests/link.php

@@ -173 +173 @@
 
                 $this->assertEquals( array( $post_two ), get_boundary_post( true, '', true, 'post_tag' ) );
                 $this->assertEquals( array( $post_four ), get_boundary_post( true, '', false, 'post_tag' ) );
+
         }
 
         /**
+         * @ticket 27094
+         */
+        function test_get_adjacent_post_custom_post_type() {
+                // Register a sample custom post type
+                register_post_type( 'wptests_pt', array( 'public' => true ) );
+
+                // Need some sample pages to test adjacency
+                $post_one = $this->factory->post->create_and_get( array(
+                        'post_type' => 'wptests_pt',
+                        'post_date' => '2012-01-01 12:00:00'
+                ) );
+
+                $post_two = $this->factory->post->create_and_get( array(
+                        'post_type' => 'wptests_pt',
+                        'post_date' => '2012-02-01 12:00:00'
+                ) );
+
+                $post_three = $this->factory->post->create_and_get( array(
+                        'post_type' => 'wptests_pt',
+                        'post_date' => '2012-03-01 12:00:00'
+                ) );
+
+                $post_four = $this->factory->post->create_and_get( array(
+                        'post_type' => 'wptests_pt',
+                        'post_date' => '2012-04-01 12:00:00'
+                ) );
+
+                // Test normal boundary post with pages
+                $this->go_to( get_permalink( $post_two->ID ) );
+
+                $this->assertEquals( array( $post_one ), get_boundary_post( false, '', true ) );
+                $this->assertEquals( array( $post_four ), get_boundary_post( false, '', false ) );
+        }
+
+        /**
+         * @ticket 27094
+         */
+        function test_get_adjacent_post_attachment() {
+
+                // Need some sample pages to test adjacency
+                $attachment_one = $this->factory->attachment->create_and_get( array(
+                        'post_date' => '2012-01-01 12:00:00'
+                ) );
+
+                $attachment_two = $this->factory->attachment->create_and_get( array(
+                        'post_date' => '2012-02-01 12:00:00'
+                ) );
+
+                $attachment_three = $this->factory->attachment->create_and_get( array(
+                        'post_date' => '2012-03-01 12:00:00'
+                ) );
+
+                // Test normal boundary post with pages
+                $this->go_to( get_permalink( $attachment_two->ID ) );
+
+                $this->assertNull( get_boundary_post( false, '', true ) );
+                $this->assertNull( get_boundary_post( false, '', false ) );
+        }
+
+        /**
          * @ticket 22112
          */
         function test_get_adjacent_post_exclude_self_term() {