1--TEST--
2Ensures an exception is thrown if versions are compared with an invalid operator
3--CREDITS--
4David Stockton - <dave@davidstockton.com> - i3logix PHP Testfest 2017
5--FILE--
6<?php
7try {
8    version_compare('1.2', '2.1', '??');
9} catch (ValueError $exception) {
10    echo $exception->getMessage() . "\n";
11}
12?>
13--EXPECT--
14version_compare(): Argument #3 ($operator) must be a valid comparison operator
15