public function testGetProcessFile()
{
$this->_processFile = $this->getMock('Mage_Index_Model_Process_File');
$this->_prepareIndexProcess();
// assert that process file is stored in process entity instance and isn't changed after several invocations
// lock method is used as invocation of _getProcessFile
for ($i = 1; $i <= 2; $i++) {
$this->_indexProcess->lock();
$this->assertAttributeEquals($this->_processFile, '_processFile', $this->_indexProcess);
}
}
/**
* Lock process without blocking.
* This method allow protect multiple process runing and fast lock validation.
*
* @return Mage_Index_Model_Process
*/
public function lock()
{
if (false === $this->getLockInstance()) {
return parent::lock();
}
$this->getLockInstance()->lock();
return $this;
}