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<?php |
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namespace SilverStripe\Core\Tests; |
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use SilverStripe\Core\Environment; |
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use SilverStripe\Dev\SapphireTest; |
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class MemoryLimitTest extends SapphireTest |
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{ |
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protected $origMemLimitMax; |
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protected $origTimeLimitMax; |
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protected $origMemLimit; |
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protected $origTimeLimit; |
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protected function setUp() |
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{ |
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parent::setUp(); |
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// see http://www.hardened-php.net/suhosin/configuration.html#suhosin.memory_limit |
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if (in_array('suhosin', get_loaded_extensions())) { |
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$this->markTestSkipped("This test cannot be run with suhosin installed"); |
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} else { |
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$this->origMemLimit = ini_get('memory_limit'); |
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$this->origTimeLimit = ini_get('max_execution_time'); |
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$this->origMemLimitMax = Environment::getMemoryLimitMax(); |
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$this->origTimeLimitMax = Environment::getTimeLimitMax(); |
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Environment::setMemoryLimitMax(null); |
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Environment::setTimeLimitMax(null); |
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} |
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} |
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protected function tearDown() |
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{ |
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if (!in_array('suhosin', get_loaded_extensions())) { |
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ini_set('memory_limit', $this->origMemLimit); |
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set_time_limit($this->origTimeLimit); |
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Environment::setMemoryLimitMax($this->origMemLimitMax); |
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Environment::setTimeLimitMax($this->origTimeLimitMax); |
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} |
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parent::tearDown(); |
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} |
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public function testIncreaseMemoryLimitTo() |
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{ |
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ini_set('memory_limit', '64M'); |
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Environment::setMemoryLimitMax('256M'); |
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// It can go up |
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Environment::increaseMemoryLimitTo('128M'); |
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$this->assertEquals('128M', ini_get('memory_limit')); |
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// But not down |
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Environment::increaseMemoryLimitTo('64M'); |
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$this->assertEquals('128M', ini_get('memory_limit')); |
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// Test the different kinds of syntaxes |
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Environment::increaseMemoryLimitTo(1024*1024*200); |
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$this->assertEquals('200M', ini_get('memory_limit')); |
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Environment::increaseMemoryLimitTo('109600K'); |
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$this->assertEquals('200M', ini_get('memory_limit')); |
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// Attempting to increase past max size only sets to max |
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Environment::increaseMemoryLimitTo('1G'); |
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$this->assertEquals('256M', ini_get('memory_limit')); |
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// No argument means unlimited (but only if originally allowed) |
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if (is_numeric($this->origMemLimitMax) && $this->origMemLimitMax < 0) { |
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Environment::increaseMemoryLimitTo(); |
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$this->assertEquals(-1, ini_get('memory_limit')); |
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} |
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} |
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public function testIncreaseTimeLimitTo() |
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{ |
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// Can't change time limit |
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if (!set_time_limit(6000)) { |
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$this->markTestSkipped("Cannot change time limit"); |
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} |
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// It can go up |
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$this->assertTrue(Environment::increaseTimeLimitTo(7000)); |
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$this->assertEquals(7000, ini_get('max_execution_time')); |
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// But not down |
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$this->assertTrue(Environment::increaseTimeLimitTo(5000)); |
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$this->assertEquals(7000, ini_get('max_execution_time')); |
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// 0/nothing means infinity |
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$this->assertTrue(Environment::increaseTimeLimitTo()); |
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$this->assertEquals(0, ini_get('max_execution_time')); |
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// Can't go down from there |
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$this->assertTrue(Environment::increaseTimeLimitTo(10000)); |
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$this->assertEquals(0, ini_get('max_execution_time')); |
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} |
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} |
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