php-src/Zend/tests/indirect_method_call_002.phpt

--TEST--
Indirect method call with chaining
--FILE--
<?php

class foo {
	public $x = 'testing';

	public function bar() {
		return "foo";
	}
	public function baz() {
		return new self;
	}
	static function xyz() {
	}
}

var_dump((new foo())->bar());               // string(3) "foo"
var_dump((new foo())->baz()->x);            // string(7) "testing"
var_dump((new foo())->baz()->baz()->bar()); // string(3) "foo"
var_dump((new foo())->xyz());               // NULL
(new foo())->www();

?>
--EXPECTF--
string(3) "foo"
string(7) "testing"
string(3) "foo"
NULL

Fatal error: Uncaught Error: Call to undefined method foo::www() in %s:%d
Stack trace:
#0 {main}
  thrown in %s on line %d