/** @test */
function it_can_load_pending_changes_for_an_aggregate()
{
$taskListId = TaskListId::generate();
$taskId = TaskId::generate();
$domainEvents = new DomainEvents();
$domainEvents->push(new TaskWasAdded($taskListId, $taskId, 'My new task'));
$taskList = TaskList::reconstituteFrom($taskListId, $domainEvents);
$taskList->changeTaskDescription($taskId, 'Foo Task');
$this->SUT->savePendingChanges($taskListId, $taskList->getPendingChanges());
$pendingChanges = $this->SUT->loadPendingChanges($taskListId);
$this->assertCount(1, $pendingChanges);
$this->assertInstanceOf(TaskDescriptionWasChanged::class, $pendingChanges->first());
}
/** @test */
function it_overrides_existing_pending_changes()
{
$taskListId = TaskListId::generate();
$taskId = TaskId::generate();
$domainEvents = new DomainEvents();
$domainEvents->push(new TaskWasAdded($taskListId, $taskId, 'Learn more DDD!'));
$pendingChanges = new DomainEvents();
$existingChange = new TaskDescriptionWasChanged($taskListId, $taskId, 'Learn more DDD!', 'Implement Event Sourcing');
$pendingChanges->push($existingChange);
$taskList = TaskList::reconstituteFrom($taskListId, $domainEvents, $pendingChanges);
$taskList->changeTaskDescription($taskId, 'Foo Bar Baz');
$pendingChanges = $taskList->getPendingChanges();
$this->assertCount(1, $pendingChanges);
$this->assertEquals('Foo Bar Baz', $pendingChanges->first()->getNewDescription());
}
/**
* @param TaskList $taskList
*
* @return void
*/
public function save(TaskList $taskList)
{
$this->eventStore->saveRecordedEvents($taskList->getId(), $taskList->getRecordedEvents());
$this->eventStore->savePendingChanges($taskList->getId(), $taskList->getPendingChanges());
}