Add check parent backup.

Author: stalkerg

tests/backup_test.py

@@ -31,6 +31,7 @@ def test_backup_modes_1(self):
 			backup_log.write(self.backup_pb(node, options=["--verbose"]))
 
 		show_backup = self.show_pb(node)[0]
+		full_backup_id = show_backup.id
 		self.assertEqual(show_backup.status, six.b("OK"))
 		self.assertEqual(show_backup.mode, six.b("FULL"))
 
@@ -42,6 +43,12 @@ def test_backup_modes_1(self):
 		self.assertEqual(show_backup.status, six.b("OK"))
 		self.assertEqual(show_backup.mode, six.b("PAGE"))
 
+		# Check parent backup
+		self.assertEqual(
+			full_backup_id,
+			self.show_pb(node, show_backup.id)[six.b("PARENT_BACKUP")].strip(six.b(" '"))
+		)
+
 		# ptrack backup mode
 		if len(is_ptrack):
 			with open(path.join(node.logs_dir, "backup_ptrack.log"), "wb") as backup_log:

tests/pb_lib.py

@@ -151,8 +151,14 @@ def show_pb(self, node, id=None, options=[], as_text=False):
 		# print(cmd_list)
 		if as_text:
 			return self.run_pb(options + cmd_list)
-		else:
+		elif id is None:
 			return [ShowBackup(line.split()) for line in self.run_pb(options + cmd_list).splitlines()[3:]]
+		else:
+			return dict([
+				line.split(six.b("="))
+				for line in self.run_pb(options + cmd_list).splitlines()
+				if line[0] != six.b("#")[0]
+			])
 
 	def validate_pb(self, node, id, options=[]):
 		cmd_list = [