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is_callable_basic2.phpt
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Tue Feb 21 23:48:04 2012 UTC (12 years, 6 months ago) by
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php
--TEST--
Test is_callable() function : usage variations - on objects
--INI--
precision=14
error_reporting = E_ALL & ~E_NOTICE | E_STRICT
--FILE--
<?php
/* Prototype: bool is_callable ( mixed $var [, bool $syntax_only [, string &$callable_name]] );
Description: Verify that the contents of a variable can be called as a function
In case of objects, $var = array($SomeObject, 'MethodName')
*/
/* Prototype: void check_iscallable_objects( $methods );
Description: use is_callable() on given $method to check if the array
contains a valid method name;
returns true if valid function name, false otherwise
*/
function check_iscallable_objects( $methods ) {
global $loop_counter;
$counter = 1;
foreach($methods as $method) {
echo "-- Innerloop iteration $counter of Outerloop iteration $loop_counter --\n";
var_dump( is_callable($method) );
var_dump( is_callable($method, true) );
var_dump( is_callable($method, false) );
var_dump( is_callable($method, true, $callable_name) );
echo $callable_name, "\n";
var_dump( is_callable($method, false, $callable_name) );
echo $callable_name, "\n";
$counter++;
}
}
echo "\n*** Testing is_callable() on objects ***\n";
class object_class
{
public $value = 100;
/* static method */
static public function foo() {
}
public function foo1() {
}
/* function name with mixed string and integer */
public function x123() {
}
/* function name as NULL */
public function null() {
}
/* function name having boolean value */
public function TRUE() {
}
protected function foo2() {
}
private function foo3() {
}
}
/* class with no member */
class no_member_class {
// no members
}
/* class with member as object of other class */
class contains_object_class
{
public $class_object1;
var $no_member_class_object;
public function func() {
echo "func() is called \n";
}
function contains_object_class () {
$this->class_object1 = new object_class();
$this->no_member_class_object = new no_member_class();
}
}
/* objects of different classes */
$obj = new contains_object_class;
$temp_class_obj = new object_class();
/* object which is unset */
$unset_obj = new object_class();
unset($unset_obj);
/* check is_callable() on static method */
echo "\n** Testing behavior of is_callable() on static methods **\n";
var_dump( is_callable('object_class::foo()', true) ); //expected: true
var_dump( is_callable('object_class::foo()') ); //expected: false
echo "\n** Testing normal operations of is_callable() on objects **\n";
$objects = array (
new object_class,
new no_member_class,
new contains_object_class,
$obj,
$obj->class_object1,
$obj->no_member_class_object,
$temp_class_obj,
@$unset_obj
);
/* loop to check whether given object/string has valid given method name
* expected: true if valid callback
* false otherwise
*/
$loop_counter = 1;
foreach($objects as $object) {
echo "--- Outerloop iteration $loop_counter ---\n";
$methods = array (
array( $object, 'foo1' ),
array( $object, 'foo2' ),
array( $object, 'foo3' ),
array( $object, 'x123' ),
array( $object, 'null' ),
array( $object, 'TRUE' ),
array( $object, '123' ),
array( @$temp_class_obj->value, 100 ),
array( $object, 'func' ),
array( 'object_class', 'foo1' ),
);
/* use check_iscallable_objects() to check whether given object/string
has valid method name */
check_iscallable_objects($methods);
$loop_counter++;
}
?>
===DONE===
--EXPECTF--
*** Testing is_callable() on objects ***
** Testing behavior of is_callable() on static methods **
bool(true)
bool(false)
** Testing normal operations of is_callable() on objects **
--- Outerloop iteration 1 ---
-- Innerloop iteration 1 of Outerloop iteration 1 --
bool(true)
bool(true)
bool(true)
bool(true)
object_class::foo1
bool(true)
object_class::foo1
-- Innerloop iteration 2 of Outerloop iteration 1 --
bool(false)
bool(true)
bool(false)
bool(true)
object_class::foo2
bool(false)
object_class::foo2
-- Innerloop iteration 3 of Outerloop iteration 1 --
bool(false)
bool(true)
bool(false)
bool(true)
object_class::foo3
bool(false)
object_class::foo3
-- Innerloop iteration 4 of Outerloop iteration 1 --
bool(true)
bool(true)
bool(true)
bool(true)
object_class::x123
bool(true)
object_class::x123
-- Innerloop iteration 5 of Outerloop iteration 1 --
bool(true)
bool(true)
bool(true)
bool(true)
object_class::null
bool(true)
object_class::null
-- Innerloop iteration 6 of Outerloop iteration 1 --
bool(true)
bool(true)
bool(true)
bool(true)
object_class::TRUE
bool(true)
object_class::TRUE
-- Innerloop iteration 7 of Outerloop iteration 1 --
bool(false)
bool(true)
bool(false)
bool(true)
object_class::123
bool(false)
object_class::123
-- Innerloop iteration 8 of Outerloop iteration 1 --
bool(false)
bool(false)
bool(false)
bool(false)
Array
bool(false)
Array
-- Innerloop iteration 9 of Outerloop iteration 1 --
bool(false)
bool(true)
bool(false)
bool(true)
object_class::func
bool(false)
object_class::func
-- Innerloop iteration 10 of Outerloop iteration 1 --
bool(true)
bool(true)
bool(true)
bool(true)
object_class::foo1
bool(true)
object_class::foo1
--- Outerloop iteration 2 ---
-- Innerloop iteration 1 of Outerloop iteration 2 --
bool(false)
bool(true)
bool(false)
bool(true)
no_member_class::foo1
bool(false)
no_member_class::foo1
-- Innerloop iteration 2 of Outerloop iteration 2 --
bool(false)
bool(true)
bool(false)
bool(true)
no_member_class::foo2
bool(false)
no_member_class::foo2
-- Innerloop iteration 3 of Outerloop iteration 2 --
bool(false)
bool(true)
bool(false)
bool(true)
no_member_class::foo3
bool(false)
no_member_class::foo3
-- Innerloop iteration 4 of Outerloop iteration 2 --
bool(false)
bool(true)
bool(false)
bool(true)
no_member_class::x123
bool(false)
no_member_class::x123
-- Innerloop iteration 5 of Outerloop iteration 2 --
bool(false)
bool(true)
bool(false)
bool(true)
no_member_class::null
bool(false)
no_member_class::null
-- Innerloop iteration 6 of Outerloop iteration 2 --
bool(false)
bool(true)
bool(false)
bool(true)
no_member_class::TRUE
bool(false)
no_member_class::TRUE
-- Innerloop iteration 7 of Outerloop iteration 2 --
bool(false)
bool(true)
bool(false)
bool(true)
no_member_class::123
bool(false)
no_member_class::123
-- Innerloop iteration 8 of Outerloop iteration 2 --
bool(false)
bool(false)
bool(false)
bool(false)
Array
bool(false)
Array
-- Innerloop iteration 9 of Outerloop iteration 2 --
bool(false)
bool(true)
bool(false)
bool(true)
no_member_class::func
bool(false)
no_member_class::func
-- Innerloop iteration 10 of Outerloop iteration 2 --
bool(true)
bool(true)
bool(true)
bool(true)
object_class::foo1
bool(true)
object_class::foo1
--- Outerloop iteration 3 ---
-- Innerloop iteration 1 of Outerloop iteration 3 --
bool(false)
bool(true)
bool(false)
bool(true)
contains_object_class::foo1
bool(false)
contains_object_class::foo1
-- Innerloop iteration 2 of Outerloop iteration 3 --
bool(false)
bool(true)
bool(false)
bool(true)
contains_object_class::foo2
bool(false)
contains_object_class::foo2
-- Innerloop iteration 3 of Outerloop iteration 3 --
bool(false)
bool(true)
bool(false)
bool(true)
contains_object_class::foo3
bool(false)
contains_object_class::foo3
-- Innerloop iteration 4 of Outerloop iteration 3 --
bool(false)
bool(true)
bool(false)
bool(true)
contains_object_class::x123
bool(false)
contains_object_class::x123
-- Innerloop iteration 5 of Outerloop iteration 3 --
bool(false)
bool(true)
bool(false)
bool(true)
contains_object_class::null
bool(false)
contains_object_class::null
-- Innerloop iteration 6 of Outerloop iteration 3 --
bool(false)
bool(true)
bool(false)
bool(true)
contains_object_class::TRUE
bool(false)
contains_object_class::TRUE
-- Innerloop iteration 7 of Outerloop iteration 3 --
bool(false)
bool(true)
bool(false)
bool(true)
contains_object_class::123
bool(false)
contains_object_class::123
-- Innerloop iteration 8 of Outerloop iteration 3 --
bool(false)
bool(false)
bool(false)
bool(false)
Array
bool(false)
Array
-- Innerloop iteration 9 of Outerloop iteration 3 --
bool(true)
bool(true)
bool(true)
bool(true)
contains_object_class::func
bool(true)
contains_object_class::func
-- Innerloop iteration 10 of Outerloop iteration 3 --
bool(true)
bool(true)
bool(true)
bool(true)
object_class::foo1
bool(true)
object_class::foo1
--- Outerloop iteration 4 ---
-- Innerloop iteration 1 of Outerloop iteration 4 --
bool(false)
bool(true)
bool(false)
bool(true)
contains_object_class::foo1
bool(false)
contains_object_class::foo1
-- Innerloop iteration 2 of Outerloop iteration 4 --
bool(false)
bool(true)
bool(false)
bool(true)
contains_object_class::foo2
bool(false)
contains_object_class::foo2
-- Innerloop iteration 3 of Outerloop iteration 4 --
bool(false)
bool(true)
bool(false)
bool(true)
contains_object_class::foo3
bool(false)
contains_object_class::foo3
-- Innerloop iteration 4 of Outerloop iteration 4 --
bool(false)
bool(true)
bool(false)
bool(true)
contains_object_class::x123
bool(false)
contains_object_class::x123
-- Innerloop iteration 5 of Outerloop iteration 4 --
bool(false)
bool(true)
bool(false)
bool(true)
contains_object_class::null
bool(false)
contains_object_class::null
-- Innerloop iteration 6 of Outerloop iteration 4 --
bool(false)
bool(true)
bool(false)
bool(true)
contains_object_class::TRUE
bool(false)
contains_object_class::TRUE
-- Innerloop iteration 7 of Outerloop iteration 4 --
bool(false)
bool(true)
bool(false)
bool(true)
contains_object_class::123
bool(false)
contains_object_class::123
-- Innerloop iteration 8 of Outerloop iteration 4 --
bool(false)
bool(false)
bool(false)
bool(false)
Array
bool(false)
Array
-- Innerloop iteration 9 of Outerloop iteration 4 --
bool(true)
bool(true)
bool(true)
bool(true)
contains_object_class::func
bool(true)
contains_object_class::func
-- Innerloop iteration 10 of Outerloop iteration 4 --
bool(true)
bool(true)
bool(true)
bool(true)
object_class::foo1
bool(true)
object_class::foo1
--- Outerloop iteration 5 ---
-- Innerloop iteration 1 of Outerloop iteration 5 --
bool(true)
bool(true)
bool(true)
bool(true)
object_class::foo1
bool(true)
object_class::foo1
-- Innerloop iteration 2 of Outerloop iteration 5 --
bool(false)
bool(true)
bool(false)
bool(true)
object_class::foo2
bool(false)
object_class::foo2
-- Innerloop iteration 3 of Outerloop iteration 5 --
bool(false)
bool(true)
bool(false)
bool(true)
object_class::foo3
bool(false)
object_class::foo3
-- Innerloop iteration 4 of Outerloop iteration 5 --
bool(true)
bool(true)
bool(true)
bool(true)
object_class::x123
bool(true)
object_class::x123
-- Innerloop iteration 5 of Outerloop iteration 5 --
bool(true)
bool(true)
bool(true)
bool(true)
object_class::null
bool(true)
object_class::null
-- Innerloop iteration 6 of Outerloop iteration 5 --
bool(true)
bool(true)
bool(true)
bool(true)
object_class::TRUE
bool(true)
object_class::TRUE
-- Innerloop iteration 7 of Outerloop iteration 5 --
bool(false)
bool(true)
bool(false)
bool(true)
object_class::123
bool(false)
object_class::123
-- Innerloop iteration 8 of Outerloop iteration 5 --
bool(false)
bool(false)
bool(false)
bool(false)
Array
bool(false)
Array
-- Innerloop iteration 9 of Outerloop iteration 5 --
bool(false)
bool(true)
bool(false)
bool(true)
object_class::func
bool(false)
object_class::func
-- Innerloop iteration 10 of Outerloop iteration 5 --
bool(true)
bool(true)
bool(true)
bool(true)
object_class::foo1
bool(true)
object_class::foo1
--- Outerloop iteration 6 ---
-- Innerloop iteration 1 of Outerloop iteration 6 --
bool(false)
bool(true)
bool(false)
bool(true)
no_member_class::foo1
bool(false)
no_member_class::foo1
-- Innerloop iteration 2 of Outerloop iteration 6 --
bool(false)
bool(true)
bool(false)
bool(true)
no_member_class::foo2
bool(false)
no_member_class::foo2
-- Innerloop iteration 3 of Outerloop iteration 6 --
bool(false)
bool(true)
bool(false)
bool(true)
no_member_class::foo3
bool(false)
no_member_class::foo3
-- Innerloop iteration 4 of Outerloop iteration 6 --
bool(false)
bool(true)
bool(false)
bool(true)
no_member_class::x123
bool(false)
no_member_class::x123
-- Innerloop iteration 5 of Outerloop iteration 6 --
bool(false)
bool(true)
bool(false)
bool(true)
no_member_class::null
bool(false)
no_member_class::null
-- Innerloop iteration 6 of Outerloop iteration 6 --
bool(false)
bool(true)
bool(false)
bool(true)
no_member_class::TRUE
bool(false)
no_member_class::TRUE
-- Innerloop iteration 7 of Outerloop iteration 6 --
bool(false)
bool(true)
bool(false)
bool(true)
no_member_class::123
bool(false)
no_member_class::123
-- Innerloop iteration 8 of Outerloop iteration 6 --
bool(false)
bool(false)
bool(false)
bool(false)
Array
bool(false)
Array
-- Innerloop iteration 9 of Outerloop iteration 6 --
bool(false)
bool(true)
bool(false)
bool(true)
no_member_class::func
bool(false)
no_member_class::func
-- Innerloop iteration 10 of Outerloop iteration 6 --
bool(true)
bool(true)
bool(true)
bool(true)
object_class::foo1
bool(true)
object_class::foo1
--- Outerloop iteration 7 ---
-- Innerloop iteration 1 of Outerloop iteration 7 --
bool(true)
bool(true)
bool(true)
bool(true)
object_class::foo1
bool(true)
object_class::foo1
-- Innerloop iteration 2 of Outerloop iteration 7 --
bool(false)
bool(true)
bool(false)
bool(true)
object_class::foo2
bool(false)
object_class::foo2
-- Innerloop iteration 3 of Outerloop iteration 7 --
bool(false)
bool(true)
bool(false)
bool(true)
object_class::foo3
bool(false)
object_class::foo3
-- Innerloop iteration 4 of Outerloop iteration 7 --
bool(true)
bool(true)
bool(true)
bool(true)
object_class::x123
bool(true)
object_class::x123
-- Innerloop iteration 5 of Outerloop iteration 7 --
bool(true)
bool(true)
bool(true)
bool(true)
object_class::null
bool(true)
object_class::null
-- Innerloop iteration 6 of Outerloop iteration 7 --
bool(true)
bool(true)
bool(true)
bool(true)
object_class::TRUE
bool(true)
object_class::TRUE
-- Innerloop iteration 7 of Outerloop iteration 7 --
bool(false)
bool(true)
bool(false)
bool(true)
object_class::123
bool(false)
object_class::123
-- Innerloop iteration 8 of Outerloop iteration 7 --
bool(false)
bool(false)
bool(false)
bool(false)
Array
bool(false)
Array
-- Innerloop iteration 9 of Outerloop iteration 7 --
bool(false)
bool(true)
bool(false)
bool(true)
object_class::func
bool(false)
object_class::func
-- Innerloop iteration 10 of Outerloop iteration 7 --
bool(true)
bool(true)
bool(true)
bool(true)
object_class::foo1
bool(true)
object_class::foo1
--- Outerloop iteration 8 ---
-- Innerloop iteration 1 of Outerloop iteration 8 --
bool(false)
bool(false)
bool(false)
bool(false)
Array
bool(false)
Array
-- Innerloop iteration 2 of Outerloop iteration 8 --
bool(false)
bool(false)
bool(false)
bool(false)
Array
bool(false)
Array
-- Innerloop iteration 3 of Outerloop iteration 8 --
bool(false)
bool(false)
bool(false)
bool(false)
Array
bool(false)
Array
-- Innerloop iteration 4 of Outerloop iteration 8 --
bool(false)
bool(false)
bool(false)
bool(false)
Array
bool(false)
Array
-- Innerloop iteration 5 of Outerloop iteration 8 --
bool(false)
bool(false)
bool(false)
bool(false)
Array
bool(false)
Array
-- Innerloop iteration 6 of Outerloop iteration 8 --
bool(false)
bool(false)
bool(false)
bool(false)
Array
bool(false)
Array
-- Innerloop iteration 7 of Outerloop iteration 8 --
bool(false)
bool(false)
bool(false)
bool(false)
Array
bool(false)
Array
-- Innerloop iteration 8 of Outerloop iteration 8 --
bool(false)
bool(false)
bool(false)
bool(false)
Array
bool(false)
Array
-- Innerloop iteration 9 of Outerloop iteration 8 --
bool(false)
bool(false)
bool(false)
bool(false)
Array
bool(false)
Array
-- Innerloop iteration 10 of Outerloop iteration 8 --
bool(true)
bool(true)
bool(true)
bool(true)
object_class::foo1
bool(true)
object_class::foo1
===DONE===
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