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#!/usr/bin/perl -w
# Copyright 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2019, 2021 Kevin Ryde
# This file is part of Perl-Critic-Pulp.
#
# Perl-Critic-Pulp is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by the
# Free Software Foundation; either version 3, or (at your option) any later
# version.
#
# Perl-Critic-Pulp is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
# for more details.
#
# You should have received a copy of the GNU General Public License along
# with Perl-Critic-Pulp. If not, see <http://www.gnu.org/licenses/>.
use 5.006;
use strict;
use warnings;
use Test::More tests => 61;
use lib 't';
use MyTestHelpers;
BEGIN { MyTestHelpers::nowarnings() }
require Perl::Critic::Policy::Compatibility::ConstantPragmaHash;
#------------------------------------------------------------------------------
my $want_version = 99;
is ($Perl::Critic::Policy::Compatibility::ConstantPragmaHash::VERSION,
$want_version, 'VERSION variable');
is (Perl::Critic::Policy::Compatibility::ConstantPragmaHash->VERSION,
$want_version, 'VERSION class method');
{
ok (eval { Perl::Critic::Policy::Compatibility::ConstantPragmaHash->VERSION($want_version); 1 }, "VERSION class check $want_version");
my $check_version = $want_version + 1000;
ok (! eval { Perl::Critic::Policy::Compatibility::ConstantPragmaHash->VERSION($check_version); 1 }, "VERSION class check $check_version");
}
#-----------------------------------------------------------------------------
# _use_constant_is_multi()
require PPI::Document;
foreach my $data ([ 'use constant', 0 ],
[ 'use constant 1.03', 0 ],
[ 'use constant FOO, 123', 0 ],
[ 'use constant FOO => 123', 0 ],
[ 'use constant qw(FOO 123)', 0 ],
[ 'use constant {x=>1}', 1 ],
[ 'use constant { qw(x 1) }', 1 ],
) {
foreach my $suffix ('', ';') {
foreach my $ver ('', ' 1.03') {
my ($str, $want) = @$data;
$str .= $suffix;
$str =~ s/constant/constant$ver/;
my $document = PPI::Document->new (\$str)
or die "oops, no parse: $str";
my $incs = ($document->find ('PPI::Statement::Include')
|| $document->find ('PPI::Statement::Sub')
|| die "oops, no target statement in '$str'");
my $inc = $incs->[0] or die "oops, no Include element";
my $ret = Perl::Critic::Policy::Compatibility::ConstantPragmaHash::_use_constant_is_multi ($inc);
is ($ret?1:0, $want, "str: $str");
}
}
}
#-----------------------------------------------------------------------------
# the policy
require Perl::Critic;
my $single_policy = 'Compatibility::ConstantPragmaHash';
my $critic = Perl::Critic->new
('-profile' => '',
'-single-policy' => $single_policy);
{ my @p = $critic->policies;
is (scalar @p, 1,
"single policy $single_policy");
my $policy = $p[0];
ok (eval { $policy->VERSION($want_version); 1 },
"VERSION object check $want_version");
my $check_version = $want_version + 1000;
ok (! eval { $policy->VERSION($check_version); 1 },
"VERSION object check $check_version");
}
foreach my $data (
# from the pod
[ 1, 'use constant { AA => 1, BB => 2};' ],
[ 0, 'use 5.008;
use constant { CC => 1, DD => 2};' ],
[ 0, 'use constant 1.03;
use constant { EE => 1, FF => 2};' ],
[ 0, 'use constant 1.03 { GG => 1, HH => 2};' ],
[ 0, 'use 5.010;
use constant { CC => 1, DD => 2};' ],
[ 0, 'use constant 1.04;
use constant { EE => 1, FF => 2};' ],
# multi-constant before version num
[ 1, 'use constant { CC => 1, DD => 2};
use 5.010;' ],
[ 1, 'use constant { EE => 1, FF => 2};
use constant 1.04;' ],
[ 2, 'use constant { A => 1, B => 2};
use constant { C => 1, D => 2};
use constant 1.04;
use constant { E => 1, F => 2};' ],
[ 2, 'use constant { A => 1, B => 2};
use constant { C => 1, D => 2};
use 5.010;
use constant { E => 1, F => 2};' ],
[ 1, 'use constant { CC => 1, DD => 2};
require 5.010;' ],
[ 1, 'require 5.010;
use constant { CC => 1, DD => 2};' ],
[ 0, 'BEGIN { require 5.010 }
use constant { CC => 1, DD => 2};' ],
[ 1, 'BEGIN { require 5.005 }
use constant { CC => 1, DD => 2};' ],
[ 0, 'BEGIN { { require 5.010; } }
use constant { CC => 1, DD => 2};' ],
[ 0, 'BEGIN { foo(); { require 5.010 } }
use constant { CC => 1, DD => 2};' ],
[ 1, 'use constant { CC => 1, DD => 2};
BEGIN { require 5.010 }' ],
[ 0, 'use constant CC => 1;
use constant DD => 2;' ],
[ 1, 'use constant 1.02 { GG => 1, HH => 2};' ],
[ 1, 'use constant 1.02;
use constant { GG => 1, HH => 2};' ],
[ 0, 'use constant 1000.9 { GG => 1, HH => 2};' ],
[ 0, 'use constant 1000.9;
use constant { GG => 1, HH => 2};' ],
# bogus version number forms don't count as a version
# declaration, so policy should fire
[ 1, 'use constant \'1.03\';
use constant { EE => 1, FF => 2};' ],
[ 1, 'use constant "1.03";
use constant { EE => 1, FF => 2};' ],
# this is a syntax error, but shouldn't tickle the policy
[ 0, 'use constant \'1.02\' { GG => 1, HH => 2};' ],
[ 0, '1;' ],
) {
my ($want_count, $str) = @$data;
my @violations = $critic->critique (\$str);
my $got_count = scalar @violations;
is ($got_count, $want_count, "str: $str");
if ($got_count != $want_count) {
foreach (@violations) {
diag ($_->description);
}
}
}
exit 0;
|
