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# Copyright (C) 2018-2020 all contributors <meta@public-inbox.org>
# License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
use strict;
use warnings;
use Test::More;
use PublicInbox::ContentId qw(content_id);
use Email::MIME;

my $mime = Email::MIME->create(
	header => [
		From => 'a@example.com',
		To => 'b@example.com',
		'Content-Type' => 'text/plain',
		Subject => 'this is a subject',
		'Message-ID' => '<a@example.com>',
		Date => 'Fri, 02 Oct 1993 00:00:00 +0000',
	],
	body => "hello world\n",
);

my $orig = content_id($mime);
my $reload = content_id(Email::MIME->new($mime->as_string));
is($orig, $reload, 'content_id matches after serialization');

foreach my $h (qw(From To Cc)) {
	my $n = q("Quoted N'Ame" <foo@EXAMPLE.com>);
	$mime->header_set($h, "$n");
	my $q = content_id($mime);
	is($mime->header($h), $n, "content_id does not mutate $h:");
	$mime->header_set($h, 'Quoted N\'Ame <foo@example.com>');
	my $nq = content_id($mime);
	is($nq, $q, "quotes ignored in $h:");
}

done_testing();