From 7022312148a5644239ec81e16b9b9c692c62c7ff Mon Sep 17 00:00:00 2001 From: Rodolfo Alonso Hernandez Date: Mon, 20 Aug 2018 15:27:50 +0100 Subject: Convert IXIA latency statistics to integer JIRA: YARDSTICK-1385 Change-Id: Id50c393da7ded4b3c8e127f7d7a6501832a68446 Signed-off-by: Rodolfo Alonso Hernandez --- yardstick/common/exceptions.py | 4 ++++ yardstick/common/utils.py | 22 ++++++++++++++++++++++ .../vnf_generic/vnf/tg_rfc2544_ixia.py | 6 +++--- yardstick/tests/unit/common/test_utils.py | 16 ++++++++++++++++ 4 files changed, 45 insertions(+), 3 deletions(-) (limited to 'yardstick') diff --git a/yardstick/common/exceptions.py b/yardstick/common/exceptions.py index b39a0af9c..10c1f3f27 100644 --- a/yardstick/common/exceptions.py +++ b/yardstick/common/exceptions.py @@ -79,6 +79,10 @@ class FunctionNotImplemented(YardstickException): '"%(class_name)" class.') +class InvalidType(YardstickException): + message = 'Type "%(type_to_convert)s" is not valid' + + class InfluxDBConfigurationMissing(YardstickException): message = ('InfluxDB configuration is not available. Add "influxdb" as ' 'a dispatcher and the configuration section') diff --git a/yardstick/common/utils.py b/yardstick/common/utils.py index c019cd264..31885c073 100644 --- a/yardstick/common/utils.py +++ b/yardstick/common/utils.py @@ -21,6 +21,7 @@ import importlib import ipaddress import logging import os +import pydoc import random import re import signal @@ -578,3 +579,24 @@ def send_socket_command(host, port, command): finally: sock.close() return ret + + +def safe_cast(value, type_to_convert, default_value): + """Convert value to type, in case of error return default_value + + :param value: value to convert + :param type_to_convert: type to convert, could be "type" or "string" + :param default_value: default value to return + :return: converted value or default_value + """ + if isinstance(type_to_convert, type): + _type = type_to_convert + else: + _type = pydoc.locate(type_to_convert) + if not _type: + raise exceptions.InvalidType(type_to_convert=type_to_convert) + + try: + return _type(value) + except ValueError: + return default_value diff --git a/yardstick/network_services/vnf_generic/vnf/tg_rfc2544_ixia.py b/yardstick/network_services/vnf_generic/vnf/tg_rfc2544_ixia.py index 8927ce156..94ab06980 100644 --- a/yardstick/network_services/vnf_generic/vnf/tg_rfc2544_ixia.py +++ b/yardstick/network_services/vnf_generic/vnf/tg_rfc2544_ixia.py @@ -83,9 +83,9 @@ class IxiaResourceHelper(ClientResourceHelper): 'out_packets': int(stats['Frames_Tx'][port_num]), 'RxThroughput': float(stats['Valid_Frames_Rx'][port_num]) / duration, 'TxThroughput': float(stats['Frames_Tx'][port_num]) / duration, - 'Store-Forward_Avg_latency_ns': avg_latency, - 'Store-Forward_Min_latency_ns': min_latency, - 'Store-Forward_Max_latency_ns': max_latency + 'Store-Forward_Avg_latency_ns': utils.safe_cast(avg_latency, int, 0), + 'Store-Forward_Min_latency_ns': utils.safe_cast(min_latency, int, 0), + 'Store-Forward_Max_latency_ns': utils.safe_cast(max_latency, int, 0) } except IndexError: pass diff --git a/yardstick/tests/unit/common/test_utils.py b/yardstick/tests/unit/common/test_utils.py index ef4142148..3cf6c4d05 100644 --- a/yardstick/tests/unit/common/test_utils.py +++ b/yardstick/tests/unit/common/test_utils.py @@ -1391,3 +1391,19 @@ class GetPortIPTestCase(unittest.TestCase): def test_return_value(self): self.assertEqual('foo', utils.get_port_ip(self.ssh_client, 99)) + + +class SafeCaseTestCase(unittest.TestCase): + + def test_correct_type_int(self): + self.assertEqual(35, utils.safe_cast('35', int, 0)) + + def test_correct_int_as_string(self): + self.assertEqual(25, utils.safe_cast('25', 'int', 0)) + + def test_incorrect_type_as_string(self): + with self.assertRaises(exceptions.InvalidType): + utils.safe_cast('100', 'intt', 0) + + def test_default_value(self): + self.assertEqual(0, utils.safe_cast('', 'int', 0)) -- cgit 1.2.3-korg