Ticket #11056: post-parent-in-tests.diff

tests/query/results.php

@@ -42 +42 @@
                 $this->factory->post->create( array( 'post_title' => 'tags-a-and-b', 'tags_input' => array( 'tag-a', 'tag-b' ), 'post_date' => '2010-08-01 00:00:00' ) );
                 $this->factory->post->create( array( 'post_title' => 'tags-b-and-c', 'tags_input' => array( 'tag-b', 'tag-c' ), 'post_date' => '2010-09-01 00:00:00' ) );
                 $this->factory->post->create( array( 'post_title' => 'tags-a-and-c', 'tags_input' => array( 'tag-a', 'tag-c' ), 'post_date' => '2010-10-01 00:00:00' ) );
-
+                
                 unset( $this->q );
                 $this->q = new WP_Query();
         }
@@ -294 +294 @@
                 $this->assertEquals( $expected, wp_list_pluck( $posts, 'post_name' ) );
         }
 
+        function test_query_post_parent__in() {
+                $parent_id = $this->factory->post->create( array( 'post_title' => 'parent-post' ) );
+                $child_id = $this->factory->post->create( array( 'post_title' => 'child-post', 'post_parent' => $parent_id ) );
+                
+                $posts = $this->q->query( array(  
+                        'fields'          => 'ids',
+                        'post_parent__in' => array( $parent_id )
+                ) );
+                
+                $this->assertEquals( reset( $posts ), $child_id );
+        }
+
+        function test_order_post_parent__in() {
+                $parent_id1 = $this->factory->post->create( array( 'post_title' => rand_str() ) );
+                $parent_id2 = $this->factory->post->create( array( 'post_title' => rand_str() ) );
+                $this->factory->post->create( array( 'post_title' => rand_str(), 'post_parent' => $parent_id2 ) );
+                $this->factory->post->create( array( 'post_title' => rand_str(), 'post_parent' => $parent_id1 ) );
+                $this->factory->post->create( array( 'post_title' => rand_str(), 'post_parent' => $parent_id2 ) );
+                $this->factory->post->create( array( 'post_title' => rand_str(), 'post_parent' => $parent_id1 ) );
+                
+                $posts = $this->q->query( array(  
+                        'fields'          => 'id=>parent',
+                        'post_parent__in' => array( $parent_id1, $parent_id2 ),
+                        'orderby'         => 'post_parent__in',
+                        'order'           => 'ASC'
+                ) );
+                
+                $values = array_map( 'absint', array_values( $posts ) );
+                $parents = $values;
+                sort( $parents );
+                $this->assertEquals( $parents, $values );
+        }       
 }