public function testWithNoKey()
 {
     $client = new TranslateTestClient();
     $this->connection->listTranslations(Argument::that(function ($args) {
         if (!is_null($args['key'])) {
             return false;
         }
         return true;
     }))->shouldBeCalled()->willReturn([]);
     $client->setConnection($this->connection->reveal());
     $client->translate('foo');
 }