From 618e47799afdfc2783d8469ca909aafa4acfa7b6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Mon, 15 Apr 2024 19:29:54 +0200
Subject: Adding upstream version 1.66.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 t/003-deb-systemd-helper-complex.t | 123 +++++++++++++++++++++++++++++++++++++
 1 file changed, 123 insertions(+)
 create mode 100644 t/003-deb-systemd-helper-complex.t

(limited to 't/003-deb-systemd-helper-complex.t')

diff --git a/t/003-deb-systemd-helper-complex.t b/t/003-deb-systemd-helper-complex.t
new file mode 100644
index 0000000..47d8fb4
--- /dev/null
+++ b/t/003-deb-systemd-helper-complex.t
@@ -0,0 +1,123 @@
+#!perl
+# vim:ts=4:sw=4:et
+
+use strict;
+use warnings;
+use Test::More;
+use Test::Deep qw(:preload cmp_bag);
+use File::Temp qw(tempfile tempdir); # in core since perl 5.6.1
+use File::Path qw(make_path); # in core since Perl 5.001
+use File::Basename; # in core since Perl 5
+use FindBin; # in core since Perl 5.00307
+
+use lib "$FindBin::Bin/.";
+use helpers;
+
+test_setup();
+
+my $dpkg_root = $ENV{DPKG_ROOT} // '';
+
+# ┏━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┓
+# ┃ Create two unit files with random names; they refer to each other (Also=).┃
+# ┗━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┛
+
+my ($fh1, $random_unit1) = tempfile('unitXXXXX',
+    SUFFIX => '.service',
+    TMPDIR => 1,
+    UNLINK => 1);
+close($fh1);
+$random_unit1 = basename($random_unit1);
+
+my ($fh2, $random_unit2) = tempfile('unitXXXXX',
+    SUFFIX => '.service',
+    TMPDIR => 1,
+    UNLINK => 1);
+close($fh2);
+$random_unit2 = basename($random_unit2);
+
+my $servicefile_path1 = "$dpkg_root/lib/systemd/system/$random_unit1";
+my $servicefile_path2 = "$dpkg_root/lib/systemd/system/$random_unit2";
+make_path("$dpkg_root/lib/systemd/system");
+open($fh1, '>', $servicefile_path1);
+print $fh1 <<EOT;
+[Unit]
+Description=test unit
+
+[Service]
+ExecStart=/bin/sleep 1
+
+[Install]
+WantedBy=multi-user.target
+Also=$random_unit2
+EOT
+close($fh1);
+
+open($fh2, '>', $servicefile_path2);
+print $fh2 <<EOT;
+[Unit]
+Description=test unit
+
+[Service]
+ExecStart=/bin/sleep 1
+
+[Install]
+WantedBy=multi-user.target
+Alias=alias2.service
+Also=$random_unit1
+EOT
+close($fh2);
+
+isnt_enabled($random_unit1);
+isnt_enabled($random_unit2);
+isnt_debian_installed($random_unit1);
+isnt_debian_installed($random_unit2);
+
+# ┏━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┓
+# ┃ Verify “enable” creates all symlinks.                                     ┃
+# ┗━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┛
+
+unless ($ENV{'TEST_ON_REAL_SYSTEM'}) {
+    # This might already exist if we don't start from a fresh directory
+    ok(! -d "$dpkg_root/etc/systemd/system/multi-user.target.wants",
+       'multi-user.target.wants does not exist yet');
+}
+
+my $retval = dsh('enable', $random_unit1);
+my %links = map { (basename($_), $dpkg_root . readlink($_)) }
+    ("$dpkg_root/etc/systemd/system/multi-user.target.wants/$random_unit1",
+     "$dpkg_root/etc/systemd/system/multi-user.target.wants/$random_unit2");
+is_deeply(
+    \%links,
+    {
+        $random_unit1 => $servicefile_path1,
+        $random_unit2 => $servicefile_path2,
+    },
+    'All expected links present');
+
+my $alias_path = "$dpkg_root/etc/systemd/system/alias2.service";
+ok(-l $alias_path, 'alias created');
+is($dpkg_root . readlink($alias_path), $servicefile_path2,
+    'alias points to the correct service file');
+
+cmp_bag(
+    [ state_file_entries("$dpkg_root/var/lib/systemd/deb-systemd-helper-enabled/$random_unit1.dsh-also") ],
+    [ "$dpkg_root/etc/systemd/system/multi-user.target.wants/$random_unit1",
+      "$dpkg_root/etc/systemd/system/multi-user.target.wants/$random_unit2",
+      "$dpkg_root/etc/systemd/system/alias2.service" ],
+    'state file updated');
+
+# ┏━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┓
+# ┃ Verify “is-enabled” now returns true.                                     ┃
+# ┗━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┛
+
+is_enabled($random_unit1);
+is_enabled($random_unit2);
+is_debian_installed($random_unit1);
+
+# $random_unit2 was only enabled _because of_ $random_unit1’s Also= statement
+# and thus does not have its own state file.
+isnt_debian_installed($random_unit2);
+
+# TODO: cleanup tests?
+
+done_testing;
-- 
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