// Ignore "headers already sent" warnings during this test
set_error_handler( function ( $errno, $errstr ) use ( &$warnings ) {
// Ignore "headers already sent" warnings during this test
set_error_handler( function ( $errno, $errstr ) use ( &$warnings ) {
if ( ini_get( 'session.serialize_handler' ) !== $handler ) {
$this->markTestSkipped( "Cannot set session.serialize_handler to \"$handler\"" );
}
if ( ini_get( 'session.serialize_handler' ) !== $handler ) {
$this->markTestSkipped( "Cannot set session.serialize_handler to \"$handler\"" );
}