/**
* @issue https://github.com/arvenil/ninja-mutex/pull/4
*/
public function testIfMutexDestructorThrowsWhenBackendIsUnavailable()
{
$lockImplementor = new MockLock();
$mutex = new Mutex('forfiter', $lockImplementor);
$this->assertFalse($mutex->isAcquired());
$this->assertTrue($mutex->acquireLock());
$this->assertTrue($mutex->isAcquired());
$this->assertTrue($mutex->acquireLock());
$this->assertTrue($mutex->isAcquired());
// make backend unavailable
$lockImplementor->setAvailable(false);
try {
// explicit __destructor() call, should throw UnrecoverableMutexException
$mutex->__destruct();
} catch (UnrecoverableMutexException $e) {
// make backend available again
$lockImplementor->setAvailable(true);
// release lock
$this->assertTrue($mutex->releaseLock());
$this->assertFalse($mutex->releaseLock());
return;
}
$this->fail('An expected exception has not been raised.');
}
/**
* @return void
*/
public function release()
{
$this->lock->releaseLock();
}
/**
* @expectedException NinjaMutex\MutexException
*/
public function testIfMutexDestructorThrowsWhenBackendIsUnavailable()
{
$predisMock = new MockPredisClient();
$lockImplementor = new PredisRedisLock($predisMock);
$mutex = new Mutex('forfiter', $lockImplementor);
$this->assertFalse($mutex->isAcquired());
$mutex->acquireLock();
$this->assertTrue($mutex->isAcquired());
$mutex->acquireLock();
$this->assertTrue($mutex->isAcquired());
// make backend unavailable
$predisMock->setAvailable(false);
// explicit dtor call, should throw MutexException
$mutex->__destruct();
}
/**
* @issue https://github.com/arvenil/ninja-mutex/pull/1
*
* @dataProvider lockImplementorProvider
* @param LockInterface $lockImplementor
*/
public function testIfMutexIsReusableAfterSeveralAcquireReleaseCycles(LockInterface $lockImplementor)
{
$firstMutex = new Mutex('forfiter', $lockImplementor);
$firstMutex->acquireLock();
$firstMutex->releaseLock();
$firstMutex->acquireLock();
$firstMutex->releaseLock();
$secondMutex = new Mutex('forfiter', $lockImplementor);
$this->assertTrue($secondMutex->acquireLock());
// cleanup
$secondMutex->releaseLock();
}