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path: root/t/watch_maildir.t
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# Copyright (C) 2016-2020 all contributors <meta@public-inbox.org>
# License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
use strict;
use Test::More;
use Email::MIME;
use Cwd;
use PublicInbox::Config;
use PublicInbox::TestCommon;
require_mods(qw(Filesys::Notify::Simple));
my ($tmpdir, $for_destroy) = tmpdir();
my $git_dir = "$tmpdir/test.git";
my $maildir = "$tmpdir/md";
my $spamdir = "$tmpdir/spam";
use_ok 'PublicInbox::WatchMaildir';
use_ok 'PublicInbox::Emergency';
my $cfgpfx = "publicinbox.test";
my $addr = 'test-public@example.com';
is(system(qw(git init -q --bare), $git_dir), 0, 'initialized git dir');

my $msg = <<EOF;
From: user\@example.com
To: $addr
Subject: spam
Message-Id: <a\@b.com>
Date: Sat, 18 Jun 2016 00:00:00 +0000

something
EOF
PublicInbox::Emergency->new($maildir)->prepare(\$msg);
ok(POSIX::mkfifo("$maildir/cur/fifo", 0777),
	'create FIFO to ensure we do not get stuck on it :P');
my $sem = PublicInbox::Emergency->new($spamdir); # create dirs

my $config = PublicInbox::Config->new(\<<EOF);
$cfgpfx.address=$addr
$cfgpfx.inboxdir=$git_dir
$cfgpfx.watch=maildir:$maildir
$cfgpfx.filter=PublicInbox::Filter::Vger
publicinboxlearn.watchspam=maildir:$spamdir
EOF

PublicInbox::WatchMaildir->new($config)->scan('full');
my $git = PublicInbox::Git->new($git_dir);
my @list = $git->qx(qw(rev-list refs/heads/master));
is(scalar @list, 1, 'one revision in rev-list');

my $write_spam = sub {
	is(scalar glob("$spamdir/new/*"), undef, 'no spam existing');
	$sem->prepare(\$msg);
	$sem->commit;
	my @new = glob("$spamdir/new/*");
	is(scalar @new, 1);
	my @p = split(m!/+!, $new[0]);
	ok(link($new[0], "$spamdir/cur/".$p[-1].":2,S"));
	is(unlink($new[0]), 1);
};
$write_spam->();
is(unlink(glob("$maildir/new/*")), 1, 'unlinked old spam');
PublicInbox::WatchMaildir->new($config)->scan('full');
@list = $git->qx(qw(rev-list refs/heads/master));
is(scalar @list, 2, 'two revisions in rev-list');
@list = $git->qx(qw(ls-tree -r --name-only refs/heads/master));
is(scalar @list, 0, 'tree is empty');

# check with scrubbing
{
	$msg .= qq(--
To unsubscribe from this list: send the line "unsubscribe git" in
the body of a message to majordomo\@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html\n);
	PublicInbox::Emergency->new($maildir)->prepare(\$msg);
	PublicInbox::WatchMaildir->new($config)->scan('full');
	@list = $git->qx(qw(ls-tree -r --name-only refs/heads/master));
	is(scalar @list, 1, 'tree has one file');
	my $mref = $git->cat_file('HEAD:'.$list[0]);
	like($$mref, qr/something\n\z/s, 'message scrubbed on import');

	is(unlink(glob("$maildir/new/*")), 1, 'unlinked spam');
	$write_spam->();
	PublicInbox::WatchMaildir->new($config)->scan('full');
	@list = $git->qx(qw(ls-tree -r --name-only refs/heads/master));
	is(scalar @list, 0, 'tree is empty');
	@list = $git->qx(qw(rev-list refs/heads/master));
	is(scalar @list, 4, 'four revisions in rev-list');
}

{
	my $fail_bin = getcwd()."/t/fail-bin";
	ok(-x "$fail_bin/spamc", "mock spamc exists");
	my $fail_path = "$fail_bin:$ENV{PATH}"; # for spamc ham mock
	local $ENV{PATH} = $fail_path;
	PublicInbox::Emergency->new($maildir)->prepare(\$msg);
	$config->{'publicinboxwatch.spamcheck'} = 'spamc';
	{
		local $SIG{__WARN__} = sub {}; # quiet spam check warning
		PublicInbox::WatchMaildir->new($config)->scan('full');
	}
	@list = $git->qx(qw(ls-tree -r --name-only refs/heads/master));
	is(scalar @list, 0, 'tree has no files spamc checked');
	is(unlink(glob("$maildir/new/*")), 1);
}

{
	my $main_bin = getcwd()."/t/main-bin";
	ok(-x "$main_bin/spamc", "mock spamc exists");
	my $main_path = "$main_bin:$ENV{PATH}"; # for spamc ham mock
	local $ENV{PATH} = $main_path;
	PublicInbox::Emergency->new($maildir)->prepare(\$msg);
	$config->{'publicinboxwatch.spamcheck'} = 'spamc';
	@list = $git->qx(qw(ls-tree -r --name-only refs/heads/master));
	PublicInbox::WatchMaildir->new($config)->scan('full');
	@list = $git->qx(qw(ls-tree -r --name-only refs/heads/master));
	is(scalar @list, 1, 'tree has one file after spamc checked');

	# XXX: workaround some weird caching/memoization in cat-file,
	# shouldn't be an issue in real-world use, though...
	$git = PublicInbox::Git->new($git_dir);

	my $mref = $git->cat_file('refs/heads/master:'.$list[0]);
	like($$mref, qr/something\n\z/s, 'message scrubbed on import');
}

sub is_maildir {
	my ($dir) = @_;
	PublicInbox::WatchMaildir::is_maildir($dir);
}

is(is_maildir('maildir:/hello//world'), '/hello/world', 'extra slash gone');
is(is_maildir('maildir:/hello/world/'), '/hello/world', 'trailing slash gone');
is(is_maildir('faildir:/hello/world/'), undef, 'non-maildir rejected');

done_testing;