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<?php
namespace MongoDB\Tests\Operation;
use MongoDB\Driver\BulkWrite;
use MongoDB\Operation\Aggregate;
use MongoDB\Tests\CommandObserver;
use stdClass;
class AggregateFunctionalTest extends FunctionalTestCase
{
public function testDefaultReadConcernIsOmitted()
{
(new CommandObserver)->observe(
function() {
$operation = new Aggregate(
$this->getDatabaseName(),
$this->getCollectionName(),
[['$match' => ['x' => 1]]],
['readConcern' => $this->createDefaultReadConcern()]
);
$operation->execute($this->getPrimaryServer());
},
function(stdClass $command) {
$this->assertObjectNotHasAttribute('readConcern', $command);
}
);
}
public function testDefaultWriteConcernIsOmitted()
{
(new CommandObserver)->observe(
function() {
$operation = new Aggregate(
$this->getDatabaseName(),
$this->getCollectionName(),
[['$out' => $this->getCollectionName() . '.output']],
['writeConcern' => $this->createDefaultWriteConcern()]
);
$operation->execute($this->getPrimaryServer());
},
function(stdClass $command) {
$this->assertObjectNotHasAttribute('writeConcern', $command);
}
);
}
public function testEmptyPipelineReturnsAllDocuments()
{
$this->createFixtures(3);
$operation = new Aggregate($this->getDatabaseName(), $this->getCollectionName(), []);
$results = iterator_to_array($operation->execute($this->getPrimaryServer()));
$expectedDocuments = [
(object) ['_id' => 1, 'x' => (object) ['foo' => 'bar']],
(object) ['_id' => 2, 'x' => (object) ['foo' => 'bar']],
(object) ['_id' => 3, 'x' => (object) ['foo' => 'bar']],
];
$this->assertEquals($expectedDocuments, $results);
}
/**
* @expectedException MongoDB\Driver\Exception\RuntimeException
*/
public function testUnrecognizedPipelineState()
{
$operation = new Aggregate($this->getDatabaseName(), $this->getCollectionName(), [['$foo' => 1]]);
$operation->execute($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 Aggregate(
$this->getDatabaseName(),
$this->getCollectionName(),
[],
['session' => $this->createSession()]
);
$operation->execute($this->getPrimaryServer());
},
function(stdClass $command) {
$this->assertObjectHasAttribute('lsid', $command);
}
);
}
/**
* @dataProvider provideTypeMapOptionsAndExpectedDocuments
*/
public function testTypeMapOption(array $typeMap = null, array $expectedDocuments)
{
$this->createFixtures(3);
$pipeline = [['$match' => ['_id' => ['$ne' => 2]]]];
$operation = new Aggregate($this->getDatabaseName(), $this->getCollectionName(), $pipeline, ['typeMap' => $typeMap]);
$results = iterator_to_array($operation->execute($this->getPrimaryServer()));
$this->assertEquals($expectedDocuments, $results);
}
public function provideTypeMapOptionsAndExpectedDocuments()
{
return [
[
null,
[
(object) ['_id' => 1, 'x' => (object) ['foo' => 'bar']],
(object) ['_id' => 3, 'x' => (object) ['foo' => 'bar']],
],
],
[
['root' => 'array', 'document' => 'array'],
[
['_id' => 1, 'x' => ['foo' => 'bar']],
['_id' => 3, 'x' => ['foo' => 'bar']],
],
],
[
['root' => 'object', 'document' => 'array'],
[
(object) ['_id' => 1, 'x' => ['foo' => 'bar']],
(object) ['_id' => 3, 'x' => ['foo' => 'bar']],
],
],
[
['root' => 'array', 'document' => 'stdClass'],
[
['_id' => 1, 'x' => (object) ['foo' => 'bar']],
['_id' => 3, 'x' => (object) ['foo' => 'bar']],
],
],
];
}
/**
* 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' => (object) ['foo' => 'bar'],
]);
}
$result = $this->manager->executeBulkWrite($this->getNamespace(), $bulkWrite);
$this->assertEquals($n, $result->getInsertedCount());
}
}