adjust tests

Author: mvorisek

ext/pcre/tests/bug70345.phpt

@@ -1,5 +1,10 @@
 --TEST--
 Bug #70345 (Multiple vulnerabilities related to PCRE functions)
+--SKIPIF--
+<?php
+if (PCRE_VERSION_MAJOR == 10 && PCRE_VERSION_MINOR < 38) {
+    die("skip old pcre version");
+}
 --FILE--
 <?php
 $regex = '/(?=xyz\K)/';
@@ -14,8 +19,8 @@ preg_match($regex, $subject, $matches);
 var_dump($matches);
 ?>
 --EXPECTF--
+Warning: preg_split(): Compilation failed: \K is not allowed in lookarounds (but see PCRE2_EXTRA_ALLOW_LOOKAROUND_BSK) at offset 9 in %s on line %d
 bool(false)
 
-Warning: preg_match(): Get subpatterns list failed in %s on line %d
-array(0) {
-}
+Warning: preg_match(): Compilation failed: \K is not allowed in lookarounds (but see PCRE2_EXTRA_ALLOW_LOOKAROUND_BSK) at offset 12 in %s on line %d
+NULL

ext/pcre/tests/bug70345_old.phpt

@@ -0,0 +1,26 @@
+--TEST--
+Bug #70345 (Multiple vulnerabilities related to PCRE functions)
+--SKIPIF--
+<?php
+if (PCRE_VERSION_MAJOR != 10 || PCRE_VERSION_MINOR >= 38) {
+    die("skip new pcre version");
+}
+--FILE--
+<?php
+$regex = '/(?=xyz\K)/';
+$subject = "aaaaxyzaaaa";
+
+var_dump(preg_split($regex, $subject));
+
+$regex = '/(a(?=xyz\K))/';
+$subject = "aaaaxyzaaaa";
+preg_match($regex, $subject, $matches);
+
+var_dump($matches);
+?>
+--EXPECTF--
+bool(false)
+
+Warning: preg_match(): Get subpatterns list failed in %s on line %d
+array(0) {
+}