[libvirt] [PATCH 3/3] Add test for recursive deletion of snapshot lists

[Daniel P. Berrange]

From: "Daniel P. Berrange" <berrange at redhat.com>

The test case validates it recursive deletion of snapshots
cleans up all children and leaves no orphans behind.
---
 .../domain-snapshot/100-delete-snapshot-children.t |  101 ++++++++++++++++++++
 1 files changed, 101 insertions(+), 0 deletions(-)
 create mode 100644 scripts/domain-snapshot/100-delete-snapshot-children.t

diff --git a/scripts/domain-snapshot/100-delete-snapshot-children.t b/scripts/domain-snapshot/100-delete-snapshot-children.t
new file mode 100644
index 0000000..3ebf2b9
--- /dev/null
+++ b/scripts/domain-snapshot/100-delete-snapshot-children.t
@@ -0,0 +1,101 @@
+# -*- perl -*-
+#
+# Copyright (C) 2011 Red Hat, Inc.
+#
+# This program is free software; You can redistribute it and/or modify
+# it under the GNU General Public License as published by the Free
+# Software Foundation; either version 2, or (at your option) any
+# later version
+#
+# The file "LICENSE" distributed along with this file provides full
+# details of the terms and conditions
+#
+
+=pod
+
+=head1 NAME
+
+domain/100-delete-snapshot-children.t - recursive deletion of snapshot children
+
+=head1 DESCRIPTION
+
+The test case validates it recursive deletion of snapshots
+cleans up all children and leaves no orphans behind.
+
+=cut
+
+use strict;
+use warnings;
+
+use Test::More tests => 29;
+use Test::Exception;
+use Sys::Virt::TCK;
+use Sys::Virt::TCK::DomainSnapshotBuilder;
+
+my $tck = Sys::Virt::TCK->new();
+my $conn = eval { $tck->setup(); };
+BAIL_OUT "failed to setup test harness: $@" if $@;
+END { $tck->cleanup if $tck; }
+
+my $poolxml = $tck->generic_pool("dir")->as_xml;
+
+diag "Defining transient storage pool";
+my $pool;
+ok_pool(sub { $pool = $conn->define_storage_pool($poolxml) }, "define transient storage pool");
+lives_ok(sub { $pool->build(0) }, "built storage pool");
+lives_ok(sub { $pool->create }, "started storage pool");
+
+my $volxml = $tck->generic_volume("tck", "qcow2", 1024*1024*50)->as_xml;
+my $vol;
+ok_volume(sub { $vol = $pool->create_volume($volxml) }, "create qcow2 volume");
+
+my $volpath = xpath($vol, "string(/volume/target/path)");
+diag "Vol path $volpath";
+my $domb = $tck->generic_domain("tck");
+$domb->{disks} = [];
+my $domxml = $domb->disk(type => "file", src => $volpath, dst => "hdb",
+			 format => {name => "qemu", type => "qcow2"})->as_xml;
+
+diag "Creating a new transient domain";
+my $dom;
+ok_domain(sub { $dom = $conn->create_domain($domxml) }, "created transient domain object");
+
+
+my $ss;
+for (my $i = 0 ; $i < 8 ; $i++) {
+  my $ssxml = Sys::Virt::TCK::DomainSnapshotBuilder->new(name => "ss$i")->as_xml;
+  ok_domain_snapshot(sub { $ss = $dom->create_snapshot($ssxml) }, "created domain snapshot ss$i");
+}
+
+lives_ok(sub { $ss = $dom->get_snapshot_by_name("ss4") }, "snapshot ss4 exists");
+lives_ok(sub { $ss->delete(Sys::Virt::DomainSnapshot::DELETE_CHILDREN) }, "deleted all snapshots from ss4 onwards");
+
+for (my $i = 0 ; $i < 8 ; $i++) {
+  my $ss;
+  eval { $ss = $dom->get_snapshot_by_name("ss$i") };
+
+  if ($i < 4) {
+    ok_domain_snapshot(sub { $ss }, "snapshot ss$i still exists");
+  } else {
+    ok(!defined $ss, "snapshot ss$i has been deleted");
+  }
+}
+
+for (my $i = 0 ; $i < 4 ; $i++) {
+  my $ss;
+  lives_ok(sub { $ss = $dom->get_snapshot_by_name("ss$i"); $ss->delete }, "deleted snapshot ss$i");
+}
+
+
+diag "Destroying the transient domain";
+lives_ok(sub { $dom->destroy }, "destroyed domain");
+
+diag "Checking that transient domain has gone away";
+ok_error(sub { $conn->get_domain_by_name("tck") }, "NO_DOMAIN error raised from missing domain",
+	 Sys::Virt::Error::ERR_NO_DOMAIN);
+
+$vol->delete;
+$pool->destroy;
+$pool->delete;
+
+# end
-- 
1.7.6