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|
#!perl
use strict;
use warnings;
use Test::More tests => 2 * 2 * 4;
my $n = 100;
{
my $w;
{
my $r;
no autovivification;
$r = $w->{a}{b} for 1 .. $n;
}
is_deeply $w, undef, 'numerous fetches from an undef lexical';
$w = { a => undef };
{
my $r;
no autovivification;
$r = $w->{a}{b} for 1 .. $n;
}
is_deeply $w, { a => undef },'numerous fetches from a 1-level hashref lexical';
}
{
our $w;
{
my $r;
no autovivification;
$r = $w->{a}{b} for 1 .. $n;
}
is_deeply $w, undef, 'numerous fetches from an undef global';
$w = { a => undef };
{
my $r;
no autovivification;
$r = $w->{a}{b} for 1 .. $n;
}
is_deeply $w, { a => undef },'numerous fetches from a 1-level hashref global';
}
{
my $x;
{
my @r;
no autovivification;
@r = @{$x}{qw<a b>} for 1 .. $n;
}
is_deeply $x, undef, 'numerous slices from an undef lexical';
$x = { a => undef };
{
my @r;
no autovivification;
@r = @{$x->{a}}{qw<b c>} for 1 .. $n;
}
is_deeply $x, { a => undef }, 'numerous slices from a 1-level hashref lexical';
}
{
our $x;
{
my @r;
no autovivification;
@r = @{$x}{qw<a b>} for 1 .. $n;
}
is_deeply $x, undef, 'numerous slices from an undef global';
$x = { a => undef };
{
my @r;
no autovivification;
@r = @{$x->{a}}{qw<b c>} for 1 .. $n;
}
is_deeply $x, { a => undef }, 'numerous slices from a 1-level hashref global';
}
{
my $y;
{
my $r;
no autovivification;
$r = exists $y->{a}{b} for 1 .. $n;
}
is_deeply $y, undef, 'numerous exists from an undef lexical';
$y = { a => undef };
{
my $r;
no autovivification;
$r = exists $y->{a}{b} for 1 .. $n;
}
is_deeply $y, { a => undef },'numerous exists from a 1-level hashref lexical';
}
{
our $y;
{
my $r;
no autovivification;
$r = exists $y->{a}{b} for 1 .. $n;
}
is_deeply $y, undef, 'numerous exists from an undef global';
$y = { a => undef };
{
my $r;
no autovivification;
$r = exists $y->{a}{b} for 1 .. $n;
}
is_deeply $y, { a => undef },'numerous exists from a 1-level hashref global';
}
{
my $z;
{
my $r;
no autovivification;
$r = delete $z->{a}{b} for 1 .. $n;
}
is_deeply $z, undef, 'numerous deletes from an undef lexical';
$z = { a => undef };
{
my $r;
no autovivification;
$r = delete $z->{a}{b} for 1 .. $n;
}
is_deeply $z, { a => undef },'numerous deletes from a 1-level hashref lexical';
}
{
our $z;
{
my $r;
no autovivification;
$r = delete $z->{a}{b} for 1 .. $n;
}
is_deeply $z, undef, 'numerous deletes from an undef global';
$z = { a => undef };
{
my $r;
no autovivification;
$r = delete $z->{a}{b} for 1 .. $n;
}
is_deeply $z, { a => undef },'numerous deletes from a 1-level hashref global';
}
|
