public function testListCollectionsForNonexistentDatabase()
{
$server = $this->getPrimaryServer();
$operation = new DropDatabase($this->getDatabaseName());
$operation->execute($server);
$operation = new ListCollections($this->getDatabaseName());
$collections = $operation->execute($server);
$this->assertCount(0, $collections);
}
/**
* Asserts that a collection with the given name does not exist on the
* server.
*
* @param Server $server
* @param string $databaseName
* @param string $collectionName
*/
private function assertCollectionDoesNotExist(Server $server, $databaseName, $collectionName)
{
$operation = new ListCollections($databaseName);
$collections = $operation->execute($server);
$foundCollection = null;
foreach ($collections as $collection) {
if ($collection->getName() === $collectionName) {
$foundCollection = $collection;
break;
}
}
$this->assertNull($foundCollection, sprintf('Collection %s exists on the server', $collectionName));
}
/**
* Returns information for all collections in this database.
*
* @see ListCollections::__construct() for supported options
* @param array $options
* @return CollectionInfoIterator
*/
public function listCollections(array $options = [])
{
$operation = new ListCollections($this->databaseName, $options);
$server = $this->manager->selectServer(new ReadPreference(ReadPreference::RP_PRIMARY));
return $operation->execute($server);
}
