tests: genericxml2xml: Add testing of backup XML files

Now that the parser and formatter are in place we can exercise it on
the test files.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>

tests/domainbackupxml2xmlout/backup-pull-seclabel.xml

@@ -0,0 +1,18 @@
+<domainbackup mode='pull'>
+  <incremental>1525889631</incremental>
+  <server transport='tcp' name='localhost' port='10809'/>
+  <disks>
+    <disk name='vda' backup='yes' type='file'>
+      <driver type='qcow2'/>
+      <scratch file='/path/to/file'>
+        <seclabel model='dac' relabel='no'/>
+      </scratch>
+    </disk>
+    <disk name='vdb' backup='yes' type='block'>
+      <driver type='qcow2'/>
+      <scratch dev='/dev/block'>
+        <seclabel model='dac' relabel='no'/>
+      </scratch>
+    </disk>
+  </disks>
+</domainbackup>

tests/domainbackupxml2xmlout/backup-pull.xml

@@ -0,0 +1,10 @@
+<domainbackup mode='pull'>
+  <incremental>1525889631</incremental>
+  <server transport='tcp' name='localhost' port='10809'/>
+  <disks>
+    <disk name='vda' backup='yes' type='file'>
+      <scratch file='/path/to/file'/>
+    </disk>
+    <disk name='hda' backup='no'/>
+  </disks>
+</domainbackup>

tests/domainbackupxml2xmlout/backup-push-seclabel.xml

@@ -0,0 +1,17 @@
+<domainbackup mode='push'>
+  <incremental>1525889631</incremental>
+  <disks>
+    <disk name='vda' backup='yes' type='file'>
+      <driver type='raw'/>
+      <target file='/path/to/file'>
+        <seclabel model='dac' relabel='no'/>
+      </target>
+    </disk>
+    <disk name='vdb' backup='yes' type='block'>
+      <driver type='qcow2'/>
+      <target dev='/dev/block'>
+        <seclabel model='dac' relabel='no'/>
+      </target>
+    </disk>
+  </disks>
+</domainbackup>

tests/domainbackupxml2xmlout/backup-push.xml

@@ -0,0 +1,10 @@
+<domainbackup mode='push'>
+  <incremental>1525889631</incremental>
+  <disks>
+    <disk name='vda' backup='yes' type='file'>
+      <driver type='raw'/>
+      <target file='/path/to/file'/>
+    </disk>
+    <disk name='hda' backup='no'/>
+  </disks>
+</domainbackup>

tests/domainbackupxml2xmlout/empty.xml

@@ -0,0 +1 @@
+<domainbackup mode='push'/>