/**
* Finalize the workflow
*
* @return Workflow Constructed workflow
*/
public function build()
{
// Build the workflow
$workflow = new Workflow($this->workflowName, $this->contextClass);
// Set the limits if they exist
if ($this->activeLimit !== null) {
$workflow->setActiveInstanceLimit($this->activeLimit);
}
if ($this->totalLimit !== null) {
$workflow->setTotalInstanceLimit($this->totalLimit);
}
// Construct the map of states
$stateMap = array();
foreach ($this->stateBuilders as $stateName => $stateBuilder) {
$stateMap[$stateName] = $stateBuilder->getUnbuiltState();
}
// Build each state
foreach ($this->stateBuilders as $stateBuilder) {
$workflow->addState($stateBuilder->build($stateMap));
}
// Set the Initial state
if (!array_key_exists($this->initialStateName, $stateMap)) {
throw new StateNotFoundException($this->initialStateName, array_keys($stateMap));
}
$workflow->setInitialState($stateMap[$this->initialStateName]);
// Return the completed workflow
return $workflow;
}
/**
* @expectedException \TyHand\WorkflowBundle\Exceptions\ContextOverWorkflowLimitException
* @expectedExceptionMessage This workflow only allows a context to have 2 active instances
*/
public function testStartContextWorkflowActiveLimitException()
{
$dummy = new DummyContext();
$workflow = new Workflow('test', 'TyHand\\WorkflowBundle\\Tests\\DummyContext');
$stateA = new State('A');
$stateB = new State('B');
$trigger = new EventTrigger('go', 'B');
$trigger->setState($stateB);
$stateA->addEventTrigger($trigger);
$workflow->addState($stateA);
$workflow->addState($stateB);
$workflow->setInitialState($stateA);
$workflow->setActiveInstanceLimit(2);
$instance = $workflow->start($dummy);
// Mark instance 1 to be complete to test that only active is being checked
$instance->setIsComplete(false);
$instance2 = $workflow->start($dummy);
$instance3 = $workflow->start($dummy);
$this->assertTrue(true);
// Checkpoint check
$instance4 = $workflow->start($dummy);
}
