Ticket #36515: test-query.diff

tests/phpunit/tests/post/query.php

@@ -178 +178 @@
                 $this->assertEqualSets( $ordered, wp_list_pluck( $attached->posts, 'ID' ) );
         }
 
+        function test_post_name__in_ordering() {
+                $post_id1 = self::factory()->post->create( array( 'post_name' => 'id-1', 'post_type' => 'page' ) );
+                $post_id2 = self::factory()->post->create( array( 'post_name' => 'id-2', 'post_type' => 'page' ) );
+                $post_id3 = self::factory()->post->create( array(
+                        'post_name' => 'id-3', 
+                        'post_type' => 'page',
+                        'post_parent' => $post_id2
+                ) );
+                $post_id4 = self::factory()->post->create( array(
+                        'post_name' => 'id-4', 
+                        'post_type' => 'page',
+                        'post_parent' => $post_id2
+                ) );
+                $post_id5 = self::factory()->post->create( array( 'post_name' => 'id-5', 'post_type' => 'page' ) );
+
+                $ordered = array( 'id-2', 'id-4', 'id-3', 'id-1', 'id-5' );
+
+                $q = new WP_Query( array(
+                        'post_type' => 'any',
+                        'post_name__in' => $ordered,
+                        'orderby' => 'post_name__in'
+                ) );
+                
+                $this->assertEquals( $ordered, wp_list_pluck( $q->posts, 'post_name' ) );
+        }
+
         function test_post_status() {
                 $statuses1 = get_post_stati();
                 $this->assertContains( 'auto-draft', $statuses1 );