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#!/usr/bin/perl -w
#
# Test Pod::Text with a document that produces only errors.
#
# Documents with only errors were shown as contentless but had a POD ERRORS
# section, which previously led to internal errors because state variables
# weren't properly initialized. See CPAN RT #88724.
#
# Copyright 2013, 2018, 2020 Russ Allbery <rra@cpan.org>
#
# This program is free software; you may redistribute it and/or modify it
# under the same terms as Perl itself.
#
# SPDX-License-Identifier: GPL-1.0-or-later OR Artistic-1.0-Perl
use 5.008;
use strict;
use warnings;
use Test::More tests => 8;
BEGIN {
use_ok('Pod::Text');
}
# Set up Pod::Text to output to a string.
my $parser = Pod::Text->new;
isa_ok($parser, 'Pod::Text');
my $output;
$parser->output_string(\$output);
# Ensure any warnings cause a test failure.
## no critic (ErrorHandling::RequireCarping)
local $SIG{__WARN__} = sub { die $_[0] };
# Parse a document provided as a string, ensure that it doesn't produce any
# warnings or errors, and check that it either contains no content or a POD
# ERRORS section.
#
# $document - Document to parse
# $name - Name of the test
sub check_document {
my ($document, $name) = @_;
my $result = eval { $parser->parse_string_document($document) };
ok($result, "Parsed $name");
is($@, q{}, 'No exceptions');
if ($output eq q{}) {
# Older Pod::Simple doesn't always produce errors.
ok(1, 'Output is empty');
} else {
like($output, qr{POD [ ] ERRORS}xms, 'Output contains POD ERRORS');
}
return;
}
# Document whose only content is an invalid command.
## no critic (ValuesAndExpressions::ProhibitEscapedCharacters)
check_document("=\xa0", 'invalid command');
# Document containing only a =cut.
check_document('=cut', 'document with only =cut');
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