public function testUpdateModelPessimisticLock()
{
$lockCollection = $this->database->selectCollection('storage_lock_test');
$pessimisticLock = new PessimisticLock($lockCollection);
$pessimisticLock->createIndexes();
$collection = $this->database->selectCollection('storage_test');
$hydrator = new Hydrator(Model::class);
$storage = new MongodbStorage($collection, $hydrator, $pessimisticLock);
$model = new Model();
$model->values = ['foo' => 'fooVal', 'bar' => 'barVal'];
$result = $storage->insert($model);
//guard
$this->assertTrue($result->isAcknowledged());
$storage->lock($model->values['_id'], function ($lockedModel, $storage) use($model) {
$this->assertInstanceOf(Model::class, $lockedModel);
$this->assertEquals($model->values, $lockedModel->values);
$this->assertInstanceOf(MongodbStorage::class, $storage);
$model->values['ololo'] = 'ololoVal';
$result = $storage->update($model);
//guard
$this->assertTrue($result->isAcknowledged());
});
$foundModel = $storage->findOne(['_id' => new ObjectID($model->values['_id'])]);
$this->assertInstanceOf(Model::class, $foundModel);
$this->assertEquals($model->values, $foundModel->values);
}
/**
* @expectedException \RuntimeException
* @expectedExceptionMessage Cannot obtain the lock for id "5669dd8f56c02c4628031635". Timeout after 2 seconds
*/
public function testWaitForLockIsNotReleased()
{
$lockCollection = $this->database->selectCollection('storage_lock_test');
$pessimisticLock = new PessimisticLock($lockCollection);
$pessimisticLock->createIndexes();
$pessimisticLock->lock('5669dd8f56c02c4628031635');
$pessimisticLock->lock('5669dd8f56c02c4628031635', 2);
}
/**
* @param $id
* @param callable $lockCallback
*/
public function lock($id, callable $lockCallback)
{
if (false == $this->pessimisticLock) {
throw new \LogicException('Cannot lock. The PessimisticLock instance is not injected');
}
$this->pessimisticLock->lock($id);
try {
if ($model = $this->findOne(['_id' => new ObjectID((string) $id)])) {
call_user_func($lockCallback, $model, $this);
}
} finally {
$this->pessimisticLock->unlock($id);
}
}
