/**
* {@inheritdoc}
*/
protected function migrateAggregateRoot($aggregateClassName, EventStream $eventStream, Version $aggregateVersion, Version $applicationVersion)
{
parent::migrateAggregateRoot($aggregateClassName, $eventStream, $aggregateVersion, $applicationVersion);
// reconstruct the new aggregate root
$aggregateRoot = call_user_func(array($aggregateClassName, 'loadFromHistory'), $eventStream);
// create the snapshot
$snapshot = new Snapshot($this->streamName($aggregateClassName), $aggregateRoot, new \DateTime());
// pserist the new snapshot
$this->snapshotStore->persist($snapshot, $applicationVersion);
}
/**
* @param MigrationsStatusCommand $command
*/
public function migrationsStatus(MigrationsStatusCommand $command)
{
try {
$status = $this->migrator->status();
$latestMigration = $status->latestMigration();
$rows = array(array(' Current Version', $latestMigration ? sprintf('<c2>%s (%s)</c2>', $latestMigration->version()->__toString(), $latestMigration->createdAt()->format('Y-m-d H:i:s')) : '<c2>0</c2>'), array(' Latest Version', $status->latestAvailableVersion() ? '<c2>' . $status->latestAvailableVersion()->__toString() . '</c2>' : '<c2>none</c2>'), array(' Next Version', $status->nextAvailableVersion() ? '<c2>' . $status->nextAvailableVersion()->__toString() . '</c2>' : '<c2>none</c2>'), array(' Executed Migrations', '<c2>' . $status->numExecutedMigrations() . '</c2>'), array(' Available Migrations', '<c2>' . $status->numAvailableMigrations() . '</c2>'), array(' New Migrations', '<c2>' . $status->numNewMigrations() . '</c2>'));
$table = new Table(TableStyle::borderless());
foreach ($rows as $row) {
$table->addRow($row);
}
$table->render($command->getIo());
} catch (\Exception $e) {
$command->getIo()->writeLine('<error>' . $e->getMessage() . '</error>');
}
}
/**
* Test migrate method.
*/
public function testMigrate()
{
$this->migrationsDirectory = __DIR__ . '/../../Fixtures/Migrations';
require_once __DIR__ . '/../../Fixtures/BlogEventSourced.php';
// simulate an application and aggregate version state
$currentApplicationVersion = Version::fromString('0.1.0');
$aggregateVersion = Version::fromString('0.1.0');
VersionManager::setCurrentApplicationVersion($currentApplicationVersion);
VersionManager::persistVersionOfClass(PostEventSourced::class, $aggregateVersion);
VersionManager::persistVersionOfClass(\BlogEventSourced::class, $aggregateVersion);
// creating migration store
$aggregates = [PostEventSourced::class, \BlogEventSourced::class];
$migratorStore = new InMemoryMigrationStore();
$migratorStore->persist(new Migration($aggregates, $aggregateVersion, new \DateTime()));
// creating event store
$eventStore = new InMemoryEventStore();
// add the event store flow
$postId1 = PostId::fromNative(md5(rand()));
$postEventStream1 = new EventStream($this->streamName(PostEventSourced::class), $postId1, [new PostWasCreated($postId1, 'Best restaurants in barcelona', 'empty'), new PostTitleWasChanged($postId1, 'Best cuban restaurants in barcelona')]);
$postId2 = PostId::fromNative(md5(rand()));
$postEventStream2 = new EventStream($this->streamName(PostEventSourced::class), $postId2, [new PostWasCreated($postId2, 'Best things to do with children in barcelona', 'empty'), new PostTitleWasChanged($postId2, 'Things to do with children in barcelona this weekend')]);
$eventStore->persist($postEventStream1, $aggregateVersion, $currentApplicationVersion);
$eventStore->persist($postEventStream2, $aggregateVersion, $currentApplicationVersion);
// fake BlogEventSourced event stream
$postId2 = PostId::fromNative(md5(rand()));
$postEventStream2 = new EventStream($this->streamName(\BlogEventSourced::class), $postId2, []);
$eventStore->persist($postEventStream2, $aggregateVersion, $currentApplicationVersion);
// creating the migrator
$migrator = new Migrator($this->getClassMetadataFactory(), $migratorStore, $eventStore, $this->migrationsDirectory);
$emptyMigrator = new Migrator($this->getClassMetadataFactory(), $migratorStore, $eventStore, __DIR__ . '/../../Fixtures/EmptyMigrations');
$this->given($result = $emptyMigrator->migrate())->then()->boolean($result)->isFalse();
$this->given($status = $migrator->status())->and($nextVersion = $status->nextAvailableVersion())->then()->boolean($migratorStore->hasMigration($nextVersion))->isFalse()->and()->when($result = $migrator->migrate())->and(VersionManager::setCurrentApplicationVersion($migratorStore->getLast()->version()))->then()->boolean($migratorStore->hasMigration($nextVersion))->isTrue()->boolean($result)->isTrue()->and()->exception(function () use($migrator) {
// because the V1_0_0\BlogEventSourcedMigration class return an invalid stream
$migrator->migrate();
})->isInstanceOf(\RuntimeException::class);
}
