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>;
+
+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];
- eval { &vrot(@args) }; my $line = __LINE__;
- like $@, qr/^Invalid\s+negative\s+$_->[1]\s+at\s+\Q$0\E\s+line\s+$line/;
+ local $@;
+ eval { &vrot(@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/,
+ "vrot(@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 $c, my $x) = @_;
+ my (undef, $a, $b, $c, $x) = @_;
$_[0] = '';
- myfill($_[0], 0, $a, $x);
- myfill($_[0], $a, $b, 1 - $x);
- myfill($_[0], $a + $b, $c, $x);
- myfill($_[0], $a + $b + $c, $n - ($a + $b + $c), 1 - $x);
+ myfill $_[0], 0, $a, $x;
+ myfill $_[0], $a, $b, 1 - $x;
+ myfill $_[0], $a + $b, $c, $x;
+ myfill $_[0], $a + $b + $c, $n - ($a + $b + $c), 1 - $x;
}
sub expected {
- (undef, my $s, my $l, my $b, my $left) = @_;
+ my (undef, $s, $l, $b, $left) = @_;
unless ($l) {
- myfill($_[0], 0, $s, 0);
- myfill($_[0], $s, $n - $s, 1);
+ myfill $_[0], 0, $s, 0;
+ myfill $_[0], $s, $n - $s, 1;
return;
}
my $lx = int($l / 2);
my $ly = $l - $lx;
$b %= $l;
$_[0] = '';
- myfill($_[0], 0, $s, 0);
+ myfill $_[0], 0, $s, 0;
if ($left) {
if ($b <= $ly) {
- myfill($_[0], $s, $b, 0);
- myfill($_[0], $s + $b, $lx, 1);
- myfill($_[0], $s + $b + $lx, $l - $lx - $b, 0);
+ myfill $_[0], $s, $b, 0;
+ myfill $_[0], $s + $b, $lx, 1;
+ myfill $_[0], $s + $b + $lx, $l - $lx - $b, 0;
} else {
- myfill($_[0], $s, $b - $ly, 1);
- myfill($_[0], $s + $b - $ly, $ly, 0);
- myfill($_[0], $s + $b, $l - $b, 1);
+ myfill $_[0], $s, $b - $ly, 1;
+ myfill $_[0], $s + $b - $ly, $ly, 0;
+ myfill $_[0], $s + $b, $l - $b, 1;
}
} else {
if ($b <= $lx) {
- myfill($_[0], $s, $lx - $b, 1);
- myfill($_[0], $s + $lx - $b, $l - $lx, 0);
- myfill($_[0], $s + $l - $b, $b, 1);
+ myfill $_[0], $s, $lx - $b, 1;
+ myfill $_[0], $s + $lx - $b, $l - $lx, 0;
+ myfill $_[0], $s + $l - $b, $b, 1;
} else {
- myfill($_[0], $s, $ly - ($b - $lx), 0);
- myfill($_[0], $s + $l - $b, $lx, 1);
- myfill($_[0], $s + $l + $lx - $b, $b - $lx, 0);
+ myfill $_[0], $s, $ly - ($b - $lx), 0;
+ myfill $_[0], $s + $l - $b, $lx, 1;
+ myfill $_[0], $s + $l + $lx - $b, $b - $lx, 0;
}
}
- myfill($_[0], $s + $l, $n - $s - $l, 1);
+ myfill $_[0], $s + $l, $n - $s - $l, 1;
}
sub prnt {
- (undef, my $n, my $desc) = @_;
- my $i = 0;
+ my (undef, $n, $desc) = @_;
my $s;
- $s .= vec($_[0], $i++, 1) while $i < $n;
+ $s .= vec($_[0], $_, 1) for 0 .. $n - 1;
diag "$desc: $s";
}
my @s = ($p - $q) .. ($p + $q);
for my $s (@s) {
for my $l (0 .. $n - 1) {
- last if $s + $l > $n;
+ next if $s + $l > $n;
my $l2 = int($l/2);
rst $v0;
pat $v0, $s, $l2, $l - $l2, 0;
my @b = (0, 3, 5, 7, 11, 13, 17, $l2, $l2 + 1, $l + 1);
@b = do { my %seen; ++$seen{$_} for @b; sort keys %seen };
for my $b (@b) {
+ my $desc = "vrot $s, $l, $b";
$v = $v0;
expected $c, $s, $l, $b, $left;
$b = -$b unless $left;
vrot $v, $s, $l, $b;
- ok(myeq($v, 0, $c, 0, $n), "vrot $s, $l, $b") or do {
+ is length $v, length $c, "$desc: length";
+ ok myeq($v, 0, $c, 0, $n), "$desc: bits" or do {
diag "n = $n, s = $s, l = $l, l2 = $l2";
prnt $v0, $n, 'original';
prnt $v, $n, 'got ';
prnt $c, $n, 'expected';
- };
- is(length $v, length $c, "vrot $s, $l, $b length");
+ }
}
}
}