/**
* {@inheritdoc}
*/
public function runTasks()
{
$executions = $this->taskExecutionRepository->findScheduled();
foreach ($executions as $execution) {
$handler = $this->taskHandlerFactory->create($execution->getHandlerClass());
$start = microtime(true);
$execution->setStartTime(new \DateTime());
$execution->setStatus(TaskStatus::RUNNING);
$this->taskExecutionRepository->save($execution);
try {
$this->eventDispatcher->dispatch(Events::TASK_BEFORE, new TaskExecutionEvent($execution->getTask(), $execution));
$result = $handler->handle($execution->getWorkload());
$execution->setStatus(TaskStatus::COMPLETED);
$execution->setResult($result);
$this->eventDispatcher->dispatch(Events::TASK_PASSED, new TaskExecutionEvent($execution->getTask(), $execution));
} catch (\Exception $ex) {
$execution->setException($ex->__toString());
$execution->setStatus(TaskStatus::FAILED);
$this->eventDispatcher->dispatch(Events::TASK_FAILED, new TaskExecutionEvent($execution->getTask(), $execution));
}
$execution->setEndTime(new \DateTime());
$execution->setDuration(microtime(true) - $start);
$this->eventDispatcher->dispatch(Events::TASK_FINISHED, new TaskExecutionEvent($execution->getTask(), $execution));
$this->taskExecutionRepository->save($execution);
}
}
public function testRunTasksFailed()
{
$task = $this->createTask();
$executions = [$this->createTaskExecution($task, new \DateTime(), 'Test 1')->setStatus(TaskStatus::PLANNED), $this->createTaskExecution($task, new \DateTime(), 'Test 2')->setStatus(TaskStatus::PLANNED)];
$this->taskExecutionRepository->save($executions[0])->willReturnArgument(0)->shouldBeCalledTimes(2);
$this->taskExecutionRepository->save($executions[1])->willReturnArgument(0)->shouldBeCalledTimes(2);
$handler = $this->prophesize(TaskHandlerInterface::class);
$handler->handle('Test 1')->willThrow(new \Exception());
$handler->handle('Test 2')->willReturn(strrev('Test 2'));
$this->taskExecutionRepository->findScheduled()->willReturn($executions);
$this->taskHandlerFactory->create(TestHandler::class)->willReturn($handler->reveal());
$this->initializeDispatcher($this->eventDispatcher, $executions[0], Events::TASK_FAILED);
$this->initializeDispatcher($this->eventDispatcher, $executions[1]);
$this->taskRunner->runTasks();
$this->assertLessThanOrEqual(new \DateTime(), $executions[0]->getStartTime());
$this->assertLessThanOrEqual(new \DateTime(), $executions[1]->getStartTime());
$this->assertLessThanOrEqual($executions[1]->getStartTime(), $executions[0]->getStartTime());
$this->assertLessThanOrEqual($executions[0]->getEndTime(), $executions[0]->getStartTime());
$this->assertLessThanOrEqual($executions[1]->getEndTime(), $executions[1]->getStartTime());
$this->assertGreaterThan(0, $executions[0]->getDuration());
$this->assertGreaterThan(0, $executions[1]->getDuration());
$this->assertNull($executions[0]->getResult());
$this->assertNotNull($executions[0]->getException());
$this->assertEquals(strrev('Test 2'), $executions[1]->getResult());
$this->assertNull($executions[1]->getException());
$this->assertEquals(TaskStatus::FAILED, $executions[0]->getStatus());
$this->assertEquals(TaskStatus::COMPLETED, $executions[1]->getStatus());
}
/**
* {@inheritdoc}
*/
protected function execute(InputInterface $input, OutputInterface $output)
{
$handlerClass = $input->getArgument('handlerClass');
$workload = $input->getArgument('workload');
if ($output->getVerbosity() >= OutputInterface::VERBOSITY_VERBOSE) {
$output->writeln(sprintf('Run command "%s" with workload "%s"', $handlerClass, $workload));
}
$result = $this->handlerFactory->create($handlerClass)->handle($workload);
if ($output->getVerbosity() >= OutputInterface::VERBOSITY_VERBOSE) {
$output->writeln(sprintf('Result: %s', json_encode($result)));
}
}