function LockFunctionalTest::testLockAcquire
Same name in other branches
- 9 core/modules/system/tests/src/Functional/Lock/LockFunctionalTest.php \Drupal\Tests\system\Functional\Lock\LockFunctionalTest::testLockAcquire()
- 8.9.x core/modules/system/tests/src/Functional/Lock/LockFunctionalTest.php \Drupal\Tests\system\Functional\Lock\LockFunctionalTest::testLockAcquire()
- 10 core/modules/system/tests/src/Functional/Lock/LockFunctionalTest.php \Drupal\Tests\system\Functional\Lock\LockFunctionalTest::testLockAcquire()
- 11.x core/modules/system/tests/src/Functional/Lock/LockFunctionalTest.php \Drupal\Tests\system\Functional\Lock\LockFunctionalTest::testLockAcquire()
Confirm that we can acquire and release locks in two parallel requests.
File
-
modules/
simpletest/ tests/ lock.test, line 23
Class
- LockFunctionalTest
- Tests for the lock system.
Code
function testLockAcquire() {
$lock_acquired = 'TRUE: Lock successfully acquired in system_test_lock_acquire()';
$lock_not_acquired = 'FALSE: Lock not acquired in system_test_lock_acquire()';
$this->assertTrue(lock_acquire('system_test_lock_acquire'), 'Lock acquired by this request.', 'Lock');
$this->assertTrue(lock_acquire('system_test_lock_acquire'), 'Lock extended by this request.', 'Lock');
lock_release('system_test_lock_acquire');
// Cause another request to acquire the lock.
$this->drupalGet('system-test/lock-acquire');
$this->assertText($lock_acquired, 'Lock acquired by the other request.', 'Lock');
// The other request has finished, thus it should have released its lock.
$this->assertTrue(lock_acquire('system_test_lock_acquire'), 'Lock acquired by this request.', 'Lock');
// This request holds the lock, so the other request cannot acquire it.
$this->drupalGet('system-test/lock-acquire');
$this->assertText($lock_not_acquired, 'Lock not acquired by the other request.', 'Lock');
lock_release('system_test_lock_acquire');
// Try a very short timeout and lock breaking.
$this->assertTrue(lock_acquire('system_test_lock_acquire', 0.5), 'Lock acquired by this request.', 'Lock');
sleep(1);
// The other request should break our lock.
$this->drupalGet('system-test/lock-acquire');
$this->assertText($lock_acquired, 'Lock acquired by the other request, breaking our lock.', 'Lock');
// We cannot renew it, since the other thread took it.
$this->assertFalse(lock_acquire('system_test_lock_acquire'), 'Lock cannot be extended by this request.', 'Lock');
// Check the shut-down function.
$lock_acquired_exit = 'TRUE: Lock successfully acquired in system_test_lock_exit()';
$lock_not_acquired_exit = 'FALSE: Lock not acquired in system_test_lock_exit()';
$this->drupalGet('system-test/lock-exit');
$this->assertText($lock_acquired_exit, 'Lock acquired by the other request before exit.', 'Lock');
$this->assertTrue(lock_acquire('system_test_lock_exit'), 'Lock acquired by this request after the other request exits.', 'Lock');
}
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