fixing stuff

Signed-off-by: Maxence Lange <maxence@artificial-owl.com>

lib/Service/CirclesService.php

@@ -564,11 +564,11 @@ class CirclesService {
 		if ($limit === -1) {
 			return;
 		}
-		if ($limit === 0) {
+		if ($limit === 0 || $limit === '' || $limit === null) {
 			$limit = $this->configService->getAppValue(ConfigService::CIRCLES_MEMBERS_LIMIT);
 		}
 
-		if (sizeof($members) >= $limit) {
+			if (sizeof($members) >= $limit) {
 			throw new MembersLimitException(
 				'This circle already reach its limit on the number of members'
 			);

tests/unit/lib/Api/CirclesTest.php

@@ -702,6 +702,7 @@ class CirclesTest extends \PHPUnit_Framework_TestCase {
 								$member->getCircleId()
 							]
 						);
+					} catch (MemberDoesNotExistException $e) {
 					} catch (Exception $e) {
 						throw $e;
 					}