use strict;
use warnings;
-use Test::More 'no_plan';
+use lib 't/lib';
+use Test::Leaner 'no_plan';
-use Scalar::Vec::Util qw/vshift SVU_SIZE/;
+use Scalar::Vec::Util qw<vshift SVU_SIZE>;
+
+BEGIN {
+ *myfill = *Scalar::Vec::Util::vfill_pp;
+ *myeq = *Scalar::Vec::Util::veq_pp;
+}
+
+for ([ 1, 'offset', -1 ], [ 2, 'length', '-1' ]) {
+ my @args = ('1') x 4;
+ $args[$_->[0]] = $_->[2];
+ local $@;
+ eval { &vshift(@args) };
+ my $err = $@;
+ my $line = __LINE__-2;
+ like $err, qr/^Invalid\s+negative\s+$_->[1]\s+at\s+\Q$0\E\s+line\s+$line/,
+ "vshift(@args) failed";
+}
my $p = SVU_SIZE;
-$p = 8 if $p < 8;
+$p = 8 if $p < 8;
my $n = 3 * $p;
my $q = 2;
-*myfill = *Scalar::Vec::Util::vfill_pp;
-*myeq = *Scalar::Vec::Util::veq_pp;
-
-sub rst { myfill($_[0], 0, $n, 0); $_[0] = '' }
+sub rst {
+ myfill $_[0], 0, $n, 0;
+ $_[0] = '';
+}
sub pat {
- (undef, my $a, my $b, my $x) = @_;
+ my (undef, $a, $b, $x) = @_;
$_[0] = '';
$x = $x ? 1 : 0;
if (defined $b) {
- myfill($_[0], 0, $a, $x);
- myfill($_[0], $a, $b, 1 - $x);
+ myfill $_[0], 0, $a, $x;
+ myfill $_[0], $a, $b, 1 - $x;
}
}
sub expect {
- (undef, my $s, my $l, my $b, my $left, my $insert) = @_;
- myfill($_[0], 0, $s, 0);
+ my (undef, $s, $l, $b, $left, $insert) = @_;
+ myfill $_[0], 0, $s, 0;
if ($b < $l) {
if ($left) {
- myfill($_[0], $s, $b, defined $insert ? $insert : 1);
- myfill($_[0], $s + $b, $l - $b, 1);
+ myfill $_[0], $s, $b, defined $insert ? $insert : 1;
+ myfill $_[0], $s + $b, $l - $b, 1;
} else {
- myfill($_[0], $s, $l - $b, 1);
- myfill($_[0], $s + $l - $b, $b, defined $insert ? $insert : 1);
+ myfill $_[0], $s, $l - $b, 1;
+ myfill $_[0], $s + $l - $b, $b, defined $insert ? $insert : 1;
}
} else {
- myfill($_[0], $s, $l, defined $insert ? $insert : 1);
+ myfill $_[0], $s, $l, defined $insert ? $insert : 1;
}
}
my @s = ($p - $q) .. ($p + $q);
for my $s (@s) {
for my $l (0 .. $n - 1) {
- last if $s + $l > $n;
+ next if $s + $l > $n;
rst $v0;
pat $v0, $s, $l, 0;
my @b = (0);
push @b, $l2 if $l2 != $l;
push @b, $l + 1;
for my $b (@b) {
+ my $desc = "vshift $s, $l, $b, " . (defined $insert ? $insert : 'undef');
$v = $v0;
rst $c;
expect $c, $s, $l, $b, $left, $insert;
$b = -$b unless $left;
vshift $v, $s, $l => $b, $insert;
- my $i = defined $insert ? $insert : 'undef';
- ok(myeq($v, 0, $c, 0, $n), "vshift $s, $l, $b, $i");
- is(length $v, length $c, "vshift $s, $l, $b, $i length");
+ is length $v, length $c, "$desc: length";
+ ok myeq($v, 0, $c, 0, $n), "$desc: bits";
}
}
}