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<?php
namespace MongoDB\Tests\Operation;
use MongoDB\DeleteResult;
use MongoDB\Collection;
use MongoDB\Driver\BulkWrite;
use MongoDB\Driver\WriteConcern;
use MongoDB\Operation\Delete;
use MongoDB\Tests\CommandObserver;
use stdClass;
class DeleteFunctionalTest extends FunctionalTestCase
{
private $collection;
public function setUp()
{
parent::setUp();
$this->collection = new Collection($this->manager, $this->getDatabaseName(), $this->getCollectionName());
}
public function testDeleteOne()
{
$this->createFixtures(3);
$filter = ['_id' => 1];
$operation = new Delete($this->getDatabaseName(), $this->getCollectionName(), $filter, 1);
$result = $operation->execute($this->getPrimaryServer());
$this->assertInstanceOf('MongoDB\DeleteResult', $result);
$this->assertSame(1, $result->getDeletedCount());
$expected = [
['_id' => 2, 'x' => 22],
['_id' => 3, 'x' => 33],
];
$this->assertSameDocuments($expected, $this->collection->find());
}
public function testDeleteMany()
{
$this->createFixtures(3);
$filter = ['_id' => ['$gt' => 1]];
$operation = new Delete($this->getDatabaseName(), $this->getCollectionName(), $filter, 0);
$result = $operation->execute($this->getPrimaryServer());
$this->assertInstanceOf('MongoDB\DeleteResult', $result);
$this->assertSame(2, $result->getDeletedCount());
$expected = [
['_id' => 1, 'x' => 11],
];
$this->assertSameDocuments($expected, $this->collection->find());
}
public function testSessionOption()
{
if (version_compare($this->getServerVersion(), '3.6.0', '<')) {
$this->markTestSkipped('Sessions are not supported');
}
(new CommandObserver)->observe(
function() {
$operation = new Delete(
$this->getDatabaseName(),
$this->getCollectionName(),
[],
0,
['session' => $this->createSession()]
);
$operation->execute($this->getPrimaryServer());
},
function(stdClass $command) {
$this->assertObjectHasAttribute('lsid', $command);
}
);
}
public function testUnacknowledgedWriteConcern()
{
$filter = ['_id' => 1];
$options = ['writeConcern' => new WriteConcern(0)];
$operation = new Delete($this->getDatabaseName(), $this->getCollectionName(), $filter, 0, $options);
$result = $operation->execute($this->getPrimaryServer());
$this->assertFalse($result->isAcknowledged());
return $result;
}
/**
* @depends testUnacknowledgedWriteConcern
* @expectedException MongoDB\Exception\BadMethodCallException
* @expectedExceptionMessageRegExp /[\w:\\]+ should not be called for an unacknowledged write result/
*/
public function testUnacknowledgedWriteConcernAccessesDeletedCount(DeleteResult $result)
{
$result->getDeletedCount();
}
/**
* Create data fixtures.
*
* @param integer $n
*/
private function createFixtures($n)
{
$bulkWrite = new BulkWrite(['ordered' => true]);
for ($i = 1; $i <= $n; $i++) {
$bulkWrite->insert([
'_id' => $i,
'x' => (integer) ($i . $i),
]);
}
$result = $this->manager->executeBulkWrite($this->getNamespace(), $bulkWrite);
$this->assertEquals($n, $result->getInsertedCount());
}
}