58 lines
2.6 KiB
Plaintext
58 lines
2.6 KiB
Plaintext
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<?php
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/**
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* Tests for the lock system.
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*/
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class LockFunctionalTest extends DrupalWebTestCase {
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public static function getInfo() {
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return array(
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'name' => 'Locking framework tests',
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'description' => 'Confirm locking works between two separate requests.',
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'group' => 'System',
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);
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}
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function setUp() {
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parent::setUp('system_test');
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}
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/**
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* Confirm that we can acquire and release locks in two parallel requests.
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*/
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function testLockAcquire() {
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$lock_acquired = 'TRUE: Lock successfully acquired in system_test_lock_acquire()';
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$lock_not_acquired = 'FALSE: Lock not acquired in system_test_lock_acquire()';
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$this->assertTrue(lock_acquire('system_test_lock_acquire'), 'Lock acquired by this request.', 'Lock');
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$this->assertTrue(lock_acquire('system_test_lock_acquire'), 'Lock extended by this request.', 'Lock');
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lock_release('system_test_lock_acquire');
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// Cause another request to acquire the lock.
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$this->drupalGet('system-test/lock-acquire');
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$this->assertText($lock_acquired, 'Lock acquired by the other request.', 'Lock');
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// The other request has finished, thus it should have released its lock.
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$this->assertTrue(lock_acquire('system_test_lock_acquire'), 'Lock acquired by this request.', 'Lock');
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// This request holds the lock, so the other request cannot acquire it.
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$this->drupalGet('system-test/lock-acquire');
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$this->assertText($lock_not_acquired, 'Lock not acquired by the other request.', 'Lock');
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lock_release('system_test_lock_acquire');
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// Try a very short timeout and lock breaking.
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$this->assertTrue(lock_acquire('system_test_lock_acquire', 0.5), 'Lock acquired by this request.', 'Lock');
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sleep(1);
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// The other request should break our lock.
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$this->drupalGet('system-test/lock-acquire');
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$this->assertText($lock_acquired, 'Lock acquired by the other request, breaking our lock.', 'Lock');
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// We cannot renew it, since the other thread took it.
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$this->assertFalse(lock_acquire('system_test_lock_acquire'), 'Lock cannot be extended by this request.', 'Lock');
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// Check the shut-down function.
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$lock_acquired_exit = 'TRUE: Lock successfully acquired in system_test_lock_exit()';
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$lock_not_acquired_exit = 'FALSE: Lock not acquired in system_test_lock_exit()';
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$this->drupalGet('system-test/lock-exit');
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$this->assertText($lock_acquired_exit, 'Lock acquired by the other request before exit.', 'Lock');
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$this->assertTrue(lock_acquire('system_test_lock_exit'), 'Lock acquired by this request after the other request exits.', 'Lock');
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}
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}
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