#!/usr/bin/perl -w
use strict;
use Test::More;
BEGIN {
# Not on CPAN yet. Interface may change. Mostly for my local use currently.
unless (eval 'use Test::PerlRun; 1') {
die $@ unless $@ =~ m!^Can't locate Test/PerlRun\.pm in \@INC!;
plan(skip_all => 'no Test::PerlRun found')
}
}
use Devel::Size ':all';
my %warn = (
F => "Devel::Size: Calculated sizes for FMs are incomplete\n",
R => "Devel::Size: Calculated sizes for compiled regexes are incompatible, and probably always will be\n"
);
sub test_stdout {
my ($yell, $expecting, $what, $victim, $funcname, $expect) = @_;
local $Test::Builder::Level = $Test::Builder::Level + 1;
$yell = "\$Devel::Size::warn = $yell\n;" if length $yell;
my $want = '';
if ($expecting) {
foreach (split //, $expect) {
die "No warning for $_" unless $warn{$_};
$want .= $warn{$_};
}
}
my $code = "$funcname($victim)";
my $desc = "For $what, $expect, $code";
perlrun_stdout_is({file => '-', stdin => <<"EOP"}, $want, $desc);
use strict;
use warnings;
use blib;
use Devel::Size ':all';
format STDOUT =
.
format STDERR =
.
$yell;
$code;
EOP
}
my $formatref1 = '*STDOUT{FORMAT}';
my $formatref2 = '*STDERR{FORMAT}';
my $coderef = 'sub {//}';
foreach (['', 1, 'defaults'], ['0', 0, 'yell = 0'], ['1', 1, 'yell = 1']) {
my ($yell, $expecting, $what) = @$_;
foreach(['[]', '', ''],
[$formatref1, 'F', 'F'],
[$coderef, 'R', 'R'],
["[$formatref1]", '', 'F'],
["[$formatref2]", '', 'F'],
["[$formatref1, $formatref2]", '', 'F'],
["[$coderef]", '', 'R'],
["[$coderef, $coderef]", '', 'R'],
# The current implementation processes the list in reverse.
["[$formatref1, $coderef]", '', 'RF'],
["[$coderef, $formatref1]", '', 'FR'],
["[$formatref1, $coderef, $formatref2]", '', 'FR'],
["[$formatref1, $coderef, $formatref2, $coderef]", '', 'RF'],
["[$formatref1, $coderef, $coderef, $formatref2]", '', 'FR'],
["[$formatref1, $formatref2, $coderef, $coderef]", '', 'RF'],
["[$coderef, $formatref1]", '', 'FR'],
["[$coderef, $formatref1, $coderef]", '', 'RF'],
["[$coderef, $formatref1, $coderef, $formatref2]", '', 'FR'],
["[$coderef, $formatref1, $formatref2, $coderef]", '', 'RF'],
["[$coderef, $coderef, $formatref1, $formatref2]", '', 'FR'],
) {
my ($victim, $size, $total) = @$_;
test_stdout($yell, $expecting, $what, $victim, 'size', $size);
test_stdout($yell, $expecting, $what, $victim, 'total_size', $total);
}
}
done_testing();