Don't use $_ as loop variable when calling arbitrary code (RT#81072)

[gitmo/Moo.git] / t / sub-quote.t

use strictures 1;
use Test::More;
use Test::Fatal;

use Sub::Quote;

our %EVALED;

my $one = quote_sub q{
    BEGIN { $::EVALED{'one'} = 1 }
    42
};

my $two = quote_sub q{
    BEGIN { $::EVALED{'two'} = 1 }
    3 + $x++
} => { '$x' => \do { my $x = 0 } };

ok(!keys %EVALED, 'Nothing evaled yet');

my $u_one = unquote_sub $one;

is_deeply(
  [ sort keys %EVALED ], [ qw(one) ],
  'subs one evaled'
);

is($one->(), 42, 'One (quoted version)');

is($u_one->(), 42, 'One (unquoted version)');

is($two->(), 3, 'Two (quoted version)');
is(unquote_sub($two)->(), 4, 'Two (unquoted version)');
is($two->(), 5, 'Two (quoted version again)');

my $three = quote_sub 'Foo::three' => q{
    $x = $_[1] if $_[1];
    die +(caller(0))[3] if @_ > 2;
    return $x;
} => { '$x' => \do { my $x = 'spoon' } };

is(Foo->three, 'spoon', 'get ok (named method)');
is(Foo->three('fork'), 'fork', 'set ok (named method)');
is(Foo->three, 'fork', 're-get ok (named method)');
like(
  exception { Foo->three(qw(full cutlery set)) }, qr/Foo::three/,
  'exception contains correct name'
);

done_testing;