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122 lines
2.9 KiB
Plaintext
122 lines
2.9 KiB
Plaintext
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--TEST--
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Test array_map() function : object functionality - class methods as callback function
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--FILE--
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<?php
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/* Prototype : array array_map ( callback $callback , array $arr1 [, array $... ] )
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* Description: Applies the callback to the elements of the given arrays
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* Source code: ext/standard/array.c
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*/
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/*
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* Testing array_map() for object functionality with following callback function variations:
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* 1) child class method using parent object
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* 2) parent class method using child object
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* 3) child class method using parent class
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* 4) parent class method using child class
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*/
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echo "*** Testing array_map() : class methods as callback function ***\n";
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$arr1 = array(1, 5, 7);
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class ParentClass
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{
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public $var1 = 10;
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public static function staticParent1($n) {
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return $n;
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}
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private static function staticParent2($n) {
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return $n;
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}
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}
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class ChildClass extends ParentClass
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{
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var $parent_obj;
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public function __construct ( ) {
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$this->parent_obj = new ParentClass();
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}
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public $var2 = 5;
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public static function staticChild($n) {
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return $n;
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}
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public function nonstaticChild($n) {
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return $n;
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}
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}
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$childobj = new ChildClass();
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$parentobj = new ParentClass();
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echo "-- accessing parent method from child class --\n";
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var_dump( array_map(array('ChildClass', 'staticParent1'), $arr1) );
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echo "-- accessing child method from parent class --\n";
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var_dump( array_map(array('ParentClass', 'staticChild'), $arr1) );
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echo "-- accessing parent method using child class object --\n";
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var_dump( array_map(array($childobj, 'staticParent1'), $arr1) );
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echo "-- accessing child method using parent class object --\n";
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var_dump( array_map(array($parentobj, 'staticChild'), $arr1) );
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echo "Done";
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?>
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--EXPECTF--
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*** Testing array_map() : class methods as callback function ***
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-- accessing parent method from child class --
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array(3) {
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[0]=>
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int(1)
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[1]=>
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int(5)
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[2]=>
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int(7)
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}
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-- accessing child method from parent class --
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Warning: array_map() expects parameter 1 to be valid callback, array given in %s on line %d%d
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NULL
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-- accessing parent method using child class object --
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array(3) {
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[0]=>
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int(1)
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[1]=>
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int(5)
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[2]=>
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int(7)
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}
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-- accessing child method using parent class object --
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Warning: array_map() expects parameter 1 to be valid callback, array given in %s on line %d%d
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NULL
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Done
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--UEXPECTF--
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*** Testing array_map() : class methods as callback function ***
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-- accessing parent method from child class --
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array(3) {
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[0]=>
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int(1)
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[1]=>
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int(5)
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[2]=>
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int(7)
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}
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-- accessing child method from parent class --
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Warning: array_map() expects parameter 1 to be valid callback, array given in %s on line %d
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NULL
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-- accessing parent method using child class object --
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array(3) {
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[0]=>
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int(1)
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[1]=>
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int(5)
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[2]=>
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int(7)
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}
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-- accessing child method using parent class object --
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Warning: array_map() expects parameter 1 to be valid callback, array given in %s on line %d
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NULL
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Done
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