Ticket #29278: ticket29278.patch

src/wp-includes/taxonomy.php

@@ -2944 +2944 @@
         $parsed_args['name'] = $name;
         $parsed_args['description'] = $description;
 
+        if ( array_key_exists('term_group', $args) ) {
+                $term_group = wp_unslash( $args[ 'term_group' ] );
+                $parsed_args[ 'term_group' ] = $term_group;
+        }
+
         if ( '' == trim($name) )
                 return new WP_Error('empty_term_name', __('A name is required for this term'));
 

tests/phpunit/tests/taxonomy.php

@@ -296 +296 @@
                 $term20 = $this->factory->tag->create( array( 'name' => 'A--' ) );
                 $this->assertFalse( is_wp_error( $term20 ) );
         }
+
+        /**
+         * @ticket 29278
+         */
+        function test_update_term_updates_term_group() {
+                $term = wp_insert_term( 'Test Term Group', 'category', array( 'term_group' => 1 ) );
+                $this->assertFalse( is_wp_error( $term ) );
+                $term_with_term_group = get_term_by( 'id', $term[ 'term_id' ], 'category' );
+                $this->assertEquals( 0, $term_with_term_group->term_group );
+                $term_with_new_term_group = wp_update_term( $term_with_term_group->term_id, 'category', array( 'term_group' => 1 ) );
+                $updated_term = get_term_by( 'id', $term_with_new_term_group[ 'term_id' ], 'category' );
+                $this->assertEquals( 1, $updated_term->term_group );
+        }
 }