Fix unit test for #321 with old perl

lemonldap-ng-handler/t/60-Lemonldap-NG-Handler-PSGI.t

@@ -36,10 +36,14 @@ ok( $res = $client->_get( '/', undef, undef, "lemonldap=$sessionId" ),
 ok( $res->[0] == 200, 'Code is 200' ) or explain( $res, 200 );
 count(2);
 
-ok( $res = $client->_get( '/user_dwho/', undef, undef, "lemonldap=$sessionId" ),
-    'Regexp query' );
-ok( $res->[0] == 200, 'Code is 200' ) or explain( $res, 200 );
-count(2);
+
+SKIP: {
+      skip "Regexp match in rules only supported in recent Perl", 0 unless $^V ge v5.25.7;
+      ok( $res = $client->_get( '/user_dwho/', undef, undef, "lemonldap=$sessionId" ),
+          'Regexp query' );
+      ok( $res->[0] == 200, 'Code is 200' ) or explain( $res, 200 );
+      count(2);
+  };
 
 # Request an URI protected by custom function -> allowed
 ok(
@@ -92,11 +96,14 @@ ok( $res = $client->_get( '/AuthWeak', undef, undef, "lemonldap=$sessionId" ),
 ok( $res->[0] == 200, 'Code is 200' ) or explain( $res, 200 );
 count(2);
 
-ok( $res = $client->_get( '/user_rtyler/', undef, undef, "lemonldap=$sessionId" ),
-    'Regexp deny query' );
-ok( $res->[0] == 403, 'Code is 403' ) or explain( $res, 403 );
+SKIP: {
+    skip "Regexp match in rules only supported in recent Perl", 0 unless $^V ge v5.25.7;
+    ok( $res = $client->_get( '/user_rtyler/', undef, undef, "lemonldap=$sessionId" ),
+        'Regexp deny query' );
+    ok( $res->[0] == 403, 'Code is 403' ) or explain( $res, 403 );
+    count(2);
+}
 
-count(2);
 
 # Required AuthnLevel = 5
 ok(