mirror of
https://github.com/php/php-src.git
synced 2024-12-25 01:40:50 +08:00
68 lines
1.2 KiB
PHP
68 lines
1.2 KiB
PHP
--TEST--
|
|
Closure 039: Rebinding closures, change scope, same runtime type
|
|
--FILE--
|
|
<?php
|
|
|
|
class A {
|
|
private $x;
|
|
|
|
public function __construct($v) {
|
|
$this->x = $v;
|
|
}
|
|
|
|
public function getIncrementor() {
|
|
return function() { return ++$this->x; };
|
|
}
|
|
}
|
|
class B extends A {
|
|
private $x;
|
|
public function __construct($v) {
|
|
parent::__construct($v);
|
|
$this->x = $v*2;
|
|
}
|
|
}
|
|
|
|
$a = new B(-5);
|
|
$b = new B(10);
|
|
|
|
$ca = $a->getIncrementor();
|
|
var_dump($ca());
|
|
|
|
echo "Testing with scope given as object", "\n";
|
|
|
|
$cb = $ca->bindTo($b, $b);
|
|
$cb2 = Closure::bind($ca, $b, $b);
|
|
var_dump($cb());
|
|
var_dump($cb2());
|
|
|
|
echo "Testing with scope as string", "\n";
|
|
|
|
$cb = $ca->bindTo($b, 'B');
|
|
$cb2 = Closure::bind($ca, $b, 'B');
|
|
var_dump($cb());
|
|
var_dump($cb2());
|
|
|
|
$cb = $ca->bindTo($b, NULL);
|
|
var_dump($cb());
|
|
|
|
?>
|
|
--EXPECTF--
|
|
int(-4)
|
|
Testing with scope given as object
|
|
int(21)
|
|
int(22)
|
|
Testing with scope as string
|
|
int(23)
|
|
int(24)
|
|
|
|
Fatal error: Uncaught Error: Cannot access private property B::$x in %s:%d
|
|
Stack trace:
|
|
#0 %s(%d): Closure->{closure}()
|
|
#1 {main}
|
|
|
|
Next Error: Cannot access private property B::$x in %s:%d
|
|
Stack trace:
|
|
#0 %s(%d): Closure->{closure}()
|
|
#1 {main}
|
|
thrown in %s on line %d
|