Add tests for sync command

t/command_sync.t

@@ -0,0 +1,61 @@
+# Copyright (C) 2024 SUSE LLC
+#
+# This program 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 2 of the License, or
+# (at your option) any later version.
+#
+# This program 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 this program; if not, see <http://www.gnu.org/licenses/>.
+
+use Mojo::Base -strict;
+
+use FindBin;
+use lib "$FindBin::Bin/lib";
+
+use Test::More;
+use Test::Mojo;
+use Cavil::Test;
+use Mojo::File qw(tempdir);
+
+plan skip_all => 'set TEST_ONLINE to enable this test' unless $ENV{TEST_ONLINE};
+
+my $cavil_test = Cavil::Test->new(online => $ENV{TEST_ONLINE}, schema => 'command_sync_test');
+my $config     = $cavil_test->default_config;
+my $t          = Test::Mojo->new(Cavil => $config);
+my $app        = $t->app;
+$cavil_test->mojo_fixtures($app);
+
+my $tempdir = tempdir;
+my $dir     = $tempdir->child('license_patterns')->make_path;
+
+subtest 'Sync' => sub {
+  subtest 'Export' => sub {
+    is $dir->list({dir => 1})->size, 0, 'directory is empty';
+    my $buffer = '';
+    {
+      open my $handle, '>', \$buffer;
+      local *STDERR = $handle;
+      $app->start('sync', '-e', $dir);
+    }
+    like $buffer, qr/Exporting 6 patterns/, 'right output';
+    isnt $dir->list({dir => 1})->size, 0, 'directories have been created';
+  };
+
+  subtest 'Import' => sub {
+    my $buffer = '';
+    {
+      open my $handle, '>', \$buffer;
+      local *STDERR = $handle;
+      $app->start('sync', '-i', $dir);
+    }
+    like $buffer, qr/Importing 6 patterns/, 'right output';
+  };
+};
+
+done_testing();