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141 lines
2.9 KiB
PHP
141 lines
2.9 KiB
PHP
--TEST--
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Test usort() function : object functionality - different number of properties
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--FILE--
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<?php
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/* Prototype : bool usort(array $array_arg, string $cmp_function)
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* Description: Sort an array by values using a user-defined comparison function
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* Source code: ext/standard/array.c
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*/
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/*
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* Pass an array of objects which have a different number of properties
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* to test behaviour of usort()
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*/
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echo "*** Testing usort() : object functionality ***\n";
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function simple_cmp($value1, $value2)
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{
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if($value1 == $value2) {
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return 0;
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}
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else if($value1 > $value2) {
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return 1;
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}
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else
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return -1;
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}
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// comparison function for SimpleClass2 objects which has more than one member
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function multiple_cmp($value1, $value2)
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{
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if($value1->getValue() == $value2->getValue())
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return 0;
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else if($value1->getValue() > $value2->getValue())
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return 1;
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else
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return -1;
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}
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// Simple class with single property
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class SimpleClass1
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{
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private $int_value;
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public function __construct($value) {
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$this->int_value = $value;
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}
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}
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// Simple class with more than one property
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class SimpleClass2
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{
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private $int_value;
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protected $float_value;
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public $string_value;
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public function __construct($int, $float, $str) {
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$this->int_value = $int;
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$this->float_value = $float;
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$this->string_value = $str;
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}
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public function getValue() {
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return $this->int_value;
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}
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}
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// array of SimpleClass objects with only one property
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$array_arg = array(
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0 => new SimpleClass1(10),
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1 => new SimpleClass1(1),
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2 => new SimpleClass1(100),
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3 => new SimpleClass1(50)
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);
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var_dump( usort($array_arg, 'simple_cmp') );
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var_dump($array_arg);
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// array of SimpleClass objects having more than one properties
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$array_arg = array(
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0 => new SimpleClass2(2, 3.4, "mango"),
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1 => new SimpleClass2(10, 1.2, "apple"),
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2 => new SimpleClass2(5, 2.5, "orange"),
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);
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var_dump( usort($array_arg, 'multiple_cmp') );
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var_dump($array_arg);
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?>
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===DONE===
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--EXPECTF--
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*** Testing usort() : object functionality ***
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bool(true)
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array(4) {
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[0]=>
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object(SimpleClass1)#%d (1) {
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["int_value":"SimpleClass1":private]=>
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int(1)
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}
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[1]=>
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object(SimpleClass1)#%d (1) {
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["int_value":"SimpleClass1":private]=>
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int(10)
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}
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[2]=>
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object(SimpleClass1)#%d (1) {
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["int_value":"SimpleClass1":private]=>
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int(50)
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}
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[3]=>
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object(SimpleClass1)#%d (1) {
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["int_value":"SimpleClass1":private]=>
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int(100)
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}
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}
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bool(true)
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array(3) {
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[0]=>
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object(SimpleClass2)#%d (3) {
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["int_value":"SimpleClass2":private]=>
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int(2)
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["float_value":protected]=>
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float(3.4)
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["string_value"]=>
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string(5) "mango"
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}
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[1]=>
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object(SimpleClass2)#%d (3) {
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["int_value":"SimpleClass2":private]=>
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int(5)
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["float_value":protected]=>
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float(2.5)
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["string_value"]=>
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string(6) "orange"
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}
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[2]=>
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object(SimpleClass2)#%d (3) {
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["int_value":"SimpleClass2":private]=>
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int(10)
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["float_value":protected]=>
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float(1.2)
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["string_value"]=>
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string(5) "apple"
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}
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}
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===DONE===
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