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--TEST--
is_a and is_subclass_of behaviour (with and without autoload)
--SKIPIF--
<?php if (version_compare(zend_version(), '2.0.0-dev', '<')) die('skip ZendEngine 2 needed'); ?>
--FILE--
<?php
interface if_a {
function f_a();
}
interface if_b extends if_a {
function f_b();
}
class base {
function _is_a($sub) {
echo "\n>>> With Defined class\n";
echo str_pad('is_a( OBJECT:'.get_class($this).', '.$sub.') = ', 60) . (is_a($this, $sub) ? 'yes' : 'no')."\n";
echo str_pad('is_a( STRING:'.get_class($this).', '.$sub.') = ', 60). (is_a(get_class($this), $sub) ? 'yes' : 'no')."\n";
echo str_pad('is_a( STRING:'.get_class($this).', '.$sub.', true) = ', 60). (is_a(get_class($this), $sub, true) ? 'yes' : 'no')."\n";
echo str_pad('is_subclass_of( OBJECT:'.get_class($this).', '.$sub.') = ', 60). (is_subclass_of($this, $sub) ? 'yes' : 'no')."\n";
echo str_pad('is_subclass_of( STRING:'.get_class($this).', '.$sub.') = ', 60). (is_subclass_of(get_class($this), $sub) ? 'yes' : 'no')."\n";
echo str_pad('is_subclass_of( STRING:'.get_class($this).', '.$sub.',false) = ', 60). (is_subclass_of(get_class($this), $sub , false) ? 'yes' : 'no')."\n";
// with autoload options..
echo ">>> With Undefined\n";
echo str_pad('is_a( STRING:undefB, '.$sub.',true) = ', 60). (is_a('undefB', $sub, true) ? 'yes' : 'no')."\n";
echo str_pad('is_a( STRING:undefB, '.$sub.') = ', 60). (is_a('undefB', $sub) ? 'yes' : 'no')."\n";
echo str_pad('is_subclass_of( STRING:undefB, '.$sub.',false) = ', 60). (is_subclass_of('undefB', $sub, false) ? 'yes' : 'no')."\n";
echo str_pad('is_subclass_of( STRING:undefB, '.$sub.') = ', 60). (is_subclass_of('undefB', $sub) ? 'yes' : 'no')."\n";
}
function test() {
echo $this->_is_a('base');
echo $this->_is_a('derived_a');
echo $this->_is_a('if_a');
echo $this->_is_a('undefA');
echo "\n";
}
}
class derived_a extends base implements if_a {
function f_a() {}
}
class derived_b extends base implements if_a, if_b {
function f_a() {}
function f_b() {}
}
class derived_c extends derived_a implements if_b {
function f_b() {}
}
class derived_d extends derived_c {
}
$t = new base();
$t->test();
$t = new derived_a();
$t->test();
eval('
function __autoload($name)
{
echo ">>>> In __autoload: ";
var_dump($name);
}
');
echo "NOW WITH AUTOLOAD\n\n";
$t = new base();
$t->test();
$t = new derived_a();
$t->test();
$t = new derived_b();
$t->test();
?>
--EXPECTF--
>>> With Defined class
is_a( OBJECT:base, base) = yes
is_a( STRING:base, base) = no
is_a( STRING:base, base, true) = yes
is_subclass_of( OBJECT:base, base) = no
is_subclass_of( STRING:base, base) = no
is_subclass_of( STRING:base, base,false) = no
>>> With Undefined
is_a( STRING:undefB, base,true) = no
is_a( STRING:undefB, base) = no
is_subclass_of( STRING:undefB, base,false) = no
is_subclass_of( STRING:undefB, base) = no
>>> With Defined class
is_a( OBJECT:base, derived_a) = no
is_a( STRING:base, derived_a) = no
is_a( STRING:base, derived_a, true) = no
is_subclass_of( OBJECT:base, derived_a) = no
is_subclass_of( STRING:base, derived_a) = no
is_subclass_of( STRING:base, derived_a,false) = no
>>> With Undefined
is_a( STRING:undefB, derived_a,true) = no
is_a( STRING:undefB, derived_a) = no
is_subclass_of( STRING:undefB, derived_a,false) = no
is_subclass_of( STRING:undefB, derived_a) = no
>>> With Defined class
is_a( OBJECT:base, if_a) = no
is_a( STRING:base, if_a) = no
is_a( STRING:base, if_a, true) = no
is_subclass_of( OBJECT:base, if_a) = no
is_subclass_of( STRING:base, if_a) = no
is_subclass_of( STRING:base, if_a,false) = no
>>> With Undefined
is_a( STRING:undefB, if_a,true) = no
is_a( STRING:undefB, if_a) = no
is_subclass_of( STRING:undefB, if_a,false) = no
is_subclass_of( STRING:undefB, if_a) = no
>>> With Defined class
is_a( OBJECT:base, undefA) = no
is_a( STRING:base, undefA) = no
is_a( STRING:base, undefA, true) = no
is_subclass_of( OBJECT:base, undefA) = no
is_subclass_of( STRING:base, undefA) = no
is_subclass_of( STRING:base, undefA,false) = no
>>> With Undefined
is_a( STRING:undefB, undefA,true) = no
is_a( STRING:undefB, undefA) = no
is_subclass_of( STRING:undefB, undefA,false) = no
is_subclass_of( STRING:undefB, undefA) = no
>>> With Defined class
is_a( OBJECT:derived_a, base) = yes
is_a( STRING:derived_a, base) = no
is_a( STRING:derived_a, base, true) = yes
is_subclass_of( OBJECT:derived_a, base) = yes
is_subclass_of( STRING:derived_a, base) = yes
is_subclass_of( STRING:derived_a, base,false) = no
>>> With Undefined
is_a( STRING:undefB, base,true) = no
is_a( STRING:undefB, base) = no
is_subclass_of( STRING:undefB, base,false) = no
is_subclass_of( STRING:undefB, base) = no
>>> With Defined class
is_a( OBJECT:derived_a, derived_a) = yes
is_a( STRING:derived_a, derived_a) = no
is_a( STRING:derived_a, derived_a, true) = yes
is_subclass_of( OBJECT:derived_a, derived_a) = no
is_subclass_of( STRING:derived_a, derived_a) = no
is_subclass_of( STRING:derived_a, derived_a,false) = no
>>> With Undefined
is_a( STRING:undefB, derived_a,true) = no
is_a( STRING:undefB, derived_a) = no
is_subclass_of( STRING:undefB, derived_a,false) = no
is_subclass_of( STRING:undefB, derived_a) = no
>>> With Defined class
is_a( OBJECT:derived_a, if_a) = yes
is_a( STRING:derived_a, if_a) = no
is_a( STRING:derived_a, if_a, true) = yes
is_subclass_of( OBJECT:derived_a, if_a) = yes
is_subclass_of( STRING:derived_a, if_a) = yes
is_subclass_of( STRING:derived_a, if_a,false) = no
>>> With Undefined
is_a( STRING:undefB, if_a,true) = no
is_a( STRING:undefB, if_a) = no
is_subclass_of( STRING:undefB, if_a,false) = no
is_subclass_of( STRING:undefB, if_a) = no
>>> With Defined class
is_a( OBJECT:derived_a, undefA) = no
is_a( STRING:derived_a, undefA) = no
is_a( STRING:derived_a, undefA, true) = no
is_subclass_of( OBJECT:derived_a, undefA) = no
is_subclass_of( STRING:derived_a, undefA) = no
is_subclass_of( STRING:derived_a, undefA,false) = no
>>> With Undefined
is_a( STRING:undefB, undefA,true) = no
is_a( STRING:undefB, undefA) = no
is_subclass_of( STRING:undefB, undefA,false) = no
is_subclass_of( STRING:undefB, undefA) = no
NOW WITH AUTOLOAD
>>> With Defined class
is_a( OBJECT:base, base) = yes
is_a( STRING:base, base) = no
is_a( STRING:base, base, true) = yes
is_subclass_of( OBJECT:base, base) = no
is_subclass_of( STRING:base, base) = no
is_subclass_of( STRING:base, base,false) = no
>>> With Undefined
>>>> In __autoload: string(6) "undefB"
is_a( STRING:undefB, base,true) = no
is_a( STRING:undefB, base) = no
is_subclass_of( STRING:undefB, base,false) = no
>>>> In __autoload: string(6) "undefB"
is_subclass_of( STRING:undefB, base) = no
>>> With Defined class
is_a( OBJECT:base, derived_a) = no
is_a( STRING:base, derived_a) = no
is_a( STRING:base, derived_a, true) = no
is_subclass_of( OBJECT:base, derived_a) = no
is_subclass_of( STRING:base, derived_a) = no
is_subclass_of( STRING:base, derived_a,false) = no
>>> With Undefined
>>>> In __autoload: string(6) "undefB"
is_a( STRING:undefB, derived_a,true) = no
is_a( STRING:undefB, derived_a) = no
is_subclass_of( STRING:undefB, derived_a,false) = no
>>>> In __autoload: string(6) "undefB"
is_subclass_of( STRING:undefB, derived_a) = no
>>> With Defined class
is_a( OBJECT:base, if_a) = no
is_a( STRING:base, if_a) = no
is_a( STRING:base, if_a, true) = no
is_subclass_of( OBJECT:base, if_a) = no
is_subclass_of( STRING:base, if_a) = no
is_subclass_of( STRING:base, if_a,false) = no
>>> With Undefined
>>>> In __autoload: string(6) "undefB"
is_a( STRING:undefB, if_a,true) = no
is_a( STRING:undefB, if_a) = no
is_subclass_of( STRING:undefB, if_a,false) = no
>>>> In __autoload: string(6) "undefB"
is_subclass_of( STRING:undefB, if_a) = no
>>> With Defined class
is_a( OBJECT:base, undefA) = no
is_a( STRING:base, undefA) = no
is_a( STRING:base, undefA, true) = no
is_subclass_of( OBJECT:base, undefA) = no
is_subclass_of( STRING:base, undefA) = no
is_subclass_of( STRING:base, undefA,false) = no
>>> With Undefined
>>>> In __autoload: string(6) "undefB"
is_a( STRING:undefB, undefA,true) = no
is_a( STRING:undefB, undefA) = no
is_subclass_of( STRING:undefB, undefA,false) = no
>>>> In __autoload: string(6) "undefB"
is_subclass_of( STRING:undefB, undefA) = no
>>> With Defined class
is_a( OBJECT:derived_a, base) = yes
is_a( STRING:derived_a, base) = no
is_a( STRING:derived_a, base, true) = yes
is_subclass_of( OBJECT:derived_a, base) = yes
is_subclass_of( STRING:derived_a, base) = yes
is_subclass_of( STRING:derived_a, base,false) = no
>>> With Undefined
>>>> In __autoload: string(6) "undefB"
is_a( STRING:undefB, base,true) = no
is_a( STRING:undefB, base) = no
is_subclass_of( STRING:undefB, base,false) = no
>>>> In __autoload: string(6) "undefB"
is_subclass_of( STRING:undefB, base) = no
>>> With Defined class
is_a( OBJECT:derived_a, derived_a) = yes
is_a( STRING:derived_a, derived_a) = no
is_a( STRING:derived_a, derived_a, true) = yes
is_subclass_of( OBJECT:derived_a, derived_a) = no
is_subclass_of( STRING:derived_a, derived_a) = no
is_subclass_of( STRING:derived_a, derived_a,false) = no
>>> With Undefined
>>>> In __autoload: string(6) "undefB"
is_a( STRING:undefB, derived_a,true) = no
is_a( STRING:undefB, derived_a) = no
is_subclass_of( STRING:undefB, derived_a,false) = no
>>>> In __autoload: string(6) "undefB"
is_subclass_of( STRING:undefB, derived_a) = no
>>> With Defined class
is_a( OBJECT:derived_a, if_a) = yes
is_a( STRING:derived_a, if_a) = no
is_a( STRING:derived_a, if_a, true) = yes
is_subclass_of( OBJECT:derived_a, if_a) = yes
is_subclass_of( STRING:derived_a, if_a) = yes
is_subclass_of( STRING:derived_a, if_a,false) = no
>>> With Undefined
>>>> In __autoload: string(6) "undefB"
is_a( STRING:undefB, if_a,true) = no
is_a( STRING:undefB, if_a) = no
is_subclass_of( STRING:undefB, if_a,false) = no
>>>> In __autoload: string(6) "undefB"
is_subclass_of( STRING:undefB, if_a) = no
>>> With Defined class
is_a( OBJECT:derived_a, undefA) = no
is_a( STRING:derived_a, undefA) = no
is_a( STRING:derived_a, undefA, true) = no
is_subclass_of( OBJECT:derived_a, undefA) = no
is_subclass_of( STRING:derived_a, undefA) = no
is_subclass_of( STRING:derived_a, undefA,false) = no
>>> With Undefined
>>>> In __autoload: string(6) "undefB"
is_a( STRING:undefB, undefA,true) = no
is_a( STRING:undefB, undefA) = no
is_subclass_of( STRING:undefB, undefA,false) = no
>>>> In __autoload: string(6) "undefB"
is_subclass_of( STRING:undefB, undefA) = no
>>> With Defined class
is_a( OBJECT:derived_b, base) = yes
is_a( STRING:derived_b, base) = no
is_a( STRING:derived_b, base, true) = yes
is_subclass_of( OBJECT:derived_b, base) = yes
is_subclass_of( STRING:derived_b, base) = yes
is_subclass_of( STRING:derived_b, base,false) = no
>>> With Undefined
>>>> In __autoload: string(6) "undefB"
is_a( STRING:undefB, base,true) = no
is_a( STRING:undefB, base) = no
is_subclass_of( STRING:undefB, base,false) = no
>>>> In __autoload: string(6) "undefB"
is_subclass_of( STRING:undefB, base) = no
>>> With Defined class
is_a( OBJECT:derived_b, derived_a) = no
is_a( STRING:derived_b, derived_a) = no
is_a( STRING:derived_b, derived_a, true) = no
is_subclass_of( OBJECT:derived_b, derived_a) = no
is_subclass_of( STRING:derived_b, derived_a) = no
is_subclass_of( STRING:derived_b, derived_a,false) = no
>>> With Undefined
>>>> In __autoload: string(6) "undefB"
is_a( STRING:undefB, derived_a,true) = no
is_a( STRING:undefB, derived_a) = no
is_subclass_of( STRING:undefB, derived_a,false) = no
>>>> In __autoload: string(6) "undefB"
is_subclass_of( STRING:undefB, derived_a) = no
>>> With Defined class
is_a( OBJECT:derived_b, if_a) = yes
is_a( STRING:derived_b, if_a) = no
is_a( STRING:derived_b, if_a, true) = yes
is_subclass_of( OBJECT:derived_b, if_a) = yes
is_subclass_of( STRING:derived_b, if_a) = yes
is_subclass_of( STRING:derived_b, if_a,false) = no
>>> With Undefined
>>>> In __autoload: string(6) "undefB"
is_a( STRING:undefB, if_a,true) = no
is_a( STRING:undefB, if_a) = no
is_subclass_of( STRING:undefB, if_a,false) = no
>>>> In __autoload: string(6) "undefB"
is_subclass_of( STRING:undefB, if_a) = no
>>> With Defined class
is_a( OBJECT:derived_b, undefA) = no
is_a( STRING:derived_b, undefA) = no
is_a( STRING:derived_b, undefA, true) = no
is_subclass_of( OBJECT:derived_b, undefA) = no
is_subclass_of( STRING:derived_b, undefA) = no
is_subclass_of( STRING:derived_b, undefA,false) = no
>>> With Undefined
>>>> In __autoload: string(6) "undefB"
is_a( STRING:undefB, undefA,true) = no
is_a( STRING:undefB, undefA) = no
is_subclass_of( STRING:undefB, undefA,false) = no
>>>> In __autoload: string(6) "undefB"
is_subclass_of( STRING:undefB, undefA) = no