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<?php
namespace MongoDB\Tests\Operation;
use MongoDB\Operation\DropCollection;
use MongoDB\Operation\InsertOne;
use MongoDB\Operation\ListCollections;
use MongoDB\Tests\CommandObserver;
use stdClass;
class DropCollectionFunctionalTest extends FunctionalTestCase
{
public function testDefaultWriteConcernIsOmitted()
{
(new CommandObserver)->observe(
function() {
$operation = new DropCollection(
$this->getDatabaseName(),
$this->getCollectionName(),
['writeConcern' => $this->createDefaultWriteConcern()]
);
$operation->execute($this->getPrimaryServer());
},
function(array $event) {
$this->assertObjectNotHasAttribute('writeConcern', $event['started']->getCommand());
}
);
}
public function testDropExistingCollection()
{
$server = $this->getPrimaryServer();
$insertOne = new InsertOne($this->getDatabaseName(), $this->getCollectionName(), ['x' => 1]);
$writeResult = $insertOne->execute($server);
$this->assertEquals(1, $writeResult->getInsertedCount());
$operation = new DropCollection($this->getDatabaseName(), $this->getCollectionName());
$operation->execute($server);
$this->assertCollectionDoesNotExist($this->getCollectionName());
}
/**
* @depends testDropExistingCollection
*/
public function testDropNonexistentCollection()
{
$this->assertCollectionDoesNotExist($this->getCollectionName());
$operation = new DropCollection($this->getDatabaseName(), $this->getCollectionName());
$operation->execute($this->getPrimaryServer());
}
public function testSessionOption()
{
if (version_compare($this->getServerVersion(), '3.6.0', '<')) {
$this->markTestSkipped('Sessions are not supported');
}
(new CommandObserver)->observe(
function() {
$operation = new DropCollection(
$this->getDatabaseName(),
$this->getCollectionName(),
['session' => $this->createSession()]
);
$operation->execute($this->getPrimaryServer());
},
function(array $event) {
$this->assertObjectHasAttribute('lsid', $event['started']->getCommand());
}
);
}
/**
* Asserts that a collection with the given name does not exist on the
* server.
*
* @param string $collectionName
*/
private function assertCollectionDoesNotExist($collectionName)
{
$operation = new ListCollections($this->getDatabaseName());
$collections = $operation->execute($this->getPrimaryServer());
$foundCollection = null;
foreach ($collections as $collection) {
if ($collection->getName() === $collectionName) {
$foundCollection = $collection;
break;
}
}
$this->assertNull($foundCollection, sprintf('Collection %s exists', $collectionName));
}
}