Suppress deprecations in tests expecting no output

Author: alcaeus

tests/GridFS/BucketFunctionalTest.php

@@ -860,6 +860,9 @@ public function testDanglingOpenWritableStream(): void
         $code = <<<'PHP'
             require '%s';
             require '%s';
+            // Don't report deprecations - if the issue exists this code will
+            // result in a fatal error
+            error_reporting(E_ALL & ~E_DEPRECATED & ~E_USER_DEPRECATED);
             $client = MongoDB\Tests\FunctionalTestCase::createTestClient();
             $database = $client->selectDatabase(getenv('MONGODB_DATABASE') ?: 'phplib_test');
             $gridfs = $database->selectGridFSBucket();
@@ -903,6 +906,9 @@ public function testDanglingOpenWritableStreamWithGlobalStreamWrapperAlias(): vo
         $code = <<<'PHP'
             require '%s';
             require '%s';
+            // Don't report deprecations - if the issue exists this code will
+            // result in a fatal error
+            error_reporting(E_ALL & ~E_DEPRECATED & ~E_USER_DEPRECATED);
             $client = MongoDB\Tests\FunctionalTestCase::createTestClient();
             $database = $client->selectDatabase(getenv('MONGODB_DATABASE') ?: 'phplib_test');
             $database->selectGridFSBucket()->registerGlobalStreamWrapperAlias('alias');