Reduce range of IPv6 tested by testValidIPs

By using steps of 0xF, the number of assertions is reduced from 70k
to 5k revisions. It is not that useful to test all of them.

Follow up r76569

diff --git a/tests/phpunit/includes/IPTest.php b/tests/phpunit/includes/IPTest.php
index 695c656..8f8741c 100644 (file)
--- a/tests/phpunit/includes/IPTest.php
+++ b/tests/phpunit/includes/IPTest.php
@@ -102,7 +102,7 @@ class IPTest extends MediaWikiTestCase {
                                $this->assertTrue( IP::isValid( $ip ) , "$ip is a valid IPv4 address" );
                        }
                }
-               foreach ( range( 0x0, 0xFFFF ) as $i ) {
+               foreach ( range( 0x0, 0xFFFF, 0xF ) as $i ) {
                        $a = sprintf( "%04x", $i );
                        $b = sprintf( "%03x", $i );
                        $c = sprintf( "%02x", $i );