0084d336
 Administrator
Importers CRUD
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<?php
/**
* @package framework
* @subpackage tests
*/
class MemoryLimitTest extends SapphireTest {
public function testIncreaseMemoryLimitTo() {
if(!$this->canChangeMemory()) return;
ini_set('memory_limit', '64M');
// It can go up
increase_memory_limit_to('128M');
$this->assertEquals('128M', ini_get('memory_limit'));
// But not down
increase_memory_limit_to('64M');
$this->assertEquals('128M', ini_get('memory_limit'));
// Test the different kinds of syntaxes
increase_memory_limit_to(1024*1024*200);
$this->assertEquals(1024*1024*200, ini_get('memory_limit'));
increase_memory_limit_to('409600K');
$this->assertEquals('409600K', ini_get('memory_limit'));
increase_memory_limit_to('1G');
// If memory limit was left at 409600K, that means that the current testbox doesn't have
// 1G of memory available. That's okay; let's not report a failure for that.
if(ini_get('memory_limit') != '409600K') {
$this->assertEquals('1G', ini_get('memory_limit'));
}
// No argument means unlimited
increase_memory_limit_to();
$this->assertEquals(-1, ini_get('memory_limit'));
}
public function testIncreaseTimeLimitTo() {
if(!$this->canChangeMemory()) return;
set_time_limit(6000);
// It can go up
increase_time_limit_to(7000);
$this->assertEquals(7000, ini_get('max_execution_time'));
// But not down
increase_time_limit_to(5000);
$this->assertEquals(7000, ini_get('max_execution_time'));
// 0/nothing means infinity
increase_time_limit_to();
$this->assertEquals(0, ini_get('max_execution_time'));
// Can't go down from there
increase_time_limit_to(10000);
$this->assertEquals(0, ini_get('max_execution_time'));
}
///////////////////
private $origMemLimit, $origTimeLimit;
public function setUp() {
$this->origMemLimit = ini_get('memory_limit');
$this->origTimeLimit = ini_get('max_execution_time');
$this->origMemLimitMax = get_increase_memory_limit_max();
$this->origTimeLimitMax = get_increase_time_limit_max();
set_increase_memory_limit_max(-1);
set_increase_time_limit_max(-1);
}
public function tearDown() {
ini_set('memory_limit', $this->origMemLimit);
set_time_limit($this->origTimeLimit);
set_increase_memory_limit_max($this->origMemLimitMax);
set_increase_time_limit_max($this->origTimeLimitMax);
}
/**
* Determines wether the environment generally allows
* to change the memory limits, which is not always the case.
*
* @return Boolean
*/
protected function canChangeMemory() {
$exts = get_loaded_extensions();
// see http://www.hardened-php.net/suhosin/configuration.html#suhosin.memory_limit
if(in_array('suhosin', $exts)) return false;
// We can't change memory limit in safe mode
if(ini_get('safe_mode')) return false;
return true;
}
}
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