X-Git-Url: http://git.vpit.fr/?a=blobdiff_plain;f=t%2F50-vrot.t;h=227ca5264e2c6024f774cd0d34e58cd20d1d5dc1;hb=0f9ca88734df707e9f1d70a8067e6502b96820a9;hp=9222ae3b6785c63eefa4f7144f410ac8d87850fa;hpb=856caa5792565f48b11a5dc86856519b649eaffb;p=perl%2Fmodules%2FScalar-Vec-Util.git

diff --git a/t/50-vrot.t b/t/50-vrot.t
index 9222ae3..227ca52 100644
--- a/t/50-vrot.t
+++ b/t/50-vrot.t
@@ -3,9 +3,17 @@
 use strict;
 use warnings;
 
-use Test::More 'no_plan';
+use lib 't/lib';
+use Test::Leaner 'no_plan';
 
-use Scalar::Vec::Util qw/vrot vcopy SVU_SIZE/;
+use Scalar::Vec::Util qw<vrot vcopy SVU_SIZE>;
+
+for ([ 1, 'offset', -1 ], [ 2, 'length', '-1' ]) {
+ my @args  = ('1') x 4;
+ $args[$_->[0]] = $_->[2];
+ eval { &vrot(@args) }; my $line = __LINE__;
+ like $@, qr/^Invalid\s+negative\s+$_->[1]\s+at\s+\Q$0\E\s+line\s+$line/;
+}
 
 my $p = SVU_SIZE;
 $p = 8 if $p < 8;
@@ -28,6 +36,11 @@ sub pat {
 
 sub expected {
  (undef, my $s, my $l, my $b, my $left) = @_;
+ unless ($l) {
+  myfill($_[0], 0,  $s,      0);
+  myfill($_[0], $s, $n - $s, 1);
+  return;
+ }
  my $lx = int($l / 2);
  my $ly = $l - $lx;
  $b %= $l;
@@ -71,7 +84,7 @@ sub try {
  my ($left) = @_;
  my @s = ($p - $q) .. ($p + $q);
  for my $s (@s) {
-  for my $l (1 .. $n - 1) {
+  for my $l (0 .. $n - 1) {
    last if $s + $l > $n;
    my $l2 = int($l/2);
    rst $v0;