CountFunctionalTest.php
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<?php
namespace MongoDB\Tests\Operation;
use MongoDB\Operation\Count;
use MongoDB\Operation\CreateIndexes;
use MongoDB\Operation\InsertMany;
use MongoDB\Tests\CommandObserver;
use function version_compare;
class CountFunctionalTest extends FunctionalTestCase
{
public function testDefaultReadConcernIsOmitted(): void
{
(new CommandObserver())->observe(
function (): void {
$operation = new Count(
$this->getDatabaseName(),
$this->getCollectionName(),
[],
['readConcern' => $this->createDefaultReadConcern()]
);
$operation->execute($this->getPrimaryServer());
},
function (array $event): void {
$this->assertObjectNotHasAttribute('readConcern', $event['started']->getCommand());
}
);
}
public function testHintOption(): void
{
$insertMany = new InsertMany($this->getDatabaseName(), $this->getCollectionName(), [
['x' => 1],
['x' => 2],
['y' => 3],
]);
$insertMany->execute($this->getPrimaryServer());
$createIndexes = new CreateIndexes($this->getDatabaseName(), $this->getCollectionName(), [
['key' => ['x' => 1], 'sparse' => true, 'name' => 'sparse_x'],
['key' => ['y' => 1]],
]);
$createIndexes->execute($this->getPrimaryServer());
$hintsUsingSparseIndex = [
['x' => 1],
'sparse_x',
];
/* Per SERVER-22041, the count command in server versions before 3.3.2
* may ignore the hint option if its query predicate is empty. */
$filter = ['_id' => ['$exists' => true]];
foreach ($hintsUsingSparseIndex as $hint) {
$operation = new Count($this->getDatabaseName(), $this->getCollectionName(), $filter, ['hint' => $hint]);
$this->assertSame(2, $operation->execute($this->getPrimaryServer()));
}
$hintsNotUsingSparseIndex = [
['_id' => 1],
['y' => 1],
'y_1',
];
foreach ($hintsNotUsingSparseIndex as $hint) {
$operation = new Count($this->getDatabaseName(), $this->getCollectionName(), $filter, ['hint' => $hint]);
$this->assertSame(3, $operation->execute($this->getPrimaryServer()));
}
}
public function testSessionOption(): void
{
if (version_compare($this->getServerVersion(), '3.6.0', '<')) {
$this->markTestSkipped('Sessions are not supported');
}
(new CommandObserver())->observe(
function (): void {
$operation = new Count(
$this->getDatabaseName(),
$this->getCollectionName(),
[],
['session' => $this->createSession()]
);
$operation->execute($this->getPrimaryServer());
},
function (array $event): void {
$this->assertObjectHasAttribute('lsid', $event['started']->getCommand());
}
);
}
}