GraphQL\Tests\Validator\KnownArgumentNamesTest::testInvalidArgName PHP Method

    public function testInvalidArgName()
    {
        $this->expectFailsRule(new KnownArgumentNames(), '
      fragment invalidArgName on Dog {
        doesKnowCommand(unknown: true)
      }
        ', [$this->unknownArg('unknown', 'doesKnowCommand', 'Dog', 3, 25)]);
    }