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authorwym_libra <yimin.wang@huawei.com>2015-09-23 11:56:15 +0800
committerwym_libra <yimin.wang@huawei.com>2015-10-08 10:02:13 +0800
commit6175d493f0b07b96b34b1290822efd1adfe61fd2 (patch)
tree451c045bc00a1e5a39514dbda85da20dc8553a92 /tests/unit
parent882af7878ab8119fede93a215c9e402023f817be (diff)
Add testing packet delay variation between VMs
1)create test case("iperfs-jitter") for measuring packet delay variation 2)and modify "iperf3.py" to support it JIRA:YARDSTICK-131 Change-Id: Ic3416a713b69dc7687f6f85ecc0b79da8dfb7ed9 Signed-off-by: wym_libra <yimin.wang@huawei.com>
Diffstat (limited to 'tests/unit')
-rw-r--r--tests/unit/benchmark/scenarios/networking/iperf3_sample_output_udp.json1
-rw-r--r--tests/unit/benchmark/scenarios/networking/test_iperf3.py46
2 files changed, 42 insertions, 5 deletions
diff --git a/tests/unit/benchmark/scenarios/networking/iperf3_sample_output_udp.json b/tests/unit/benchmark/scenarios/networking/iperf3_sample_output_udp.json
new file mode 100644
index 000000000..8173c8f64
--- /dev/null
+++ b/tests/unit/benchmark/scenarios/networking/iperf3_sample_output_udp.json
@@ -0,0 +1 @@
+{"start":{"connected":[{"socket":4, "local_host":"10.0.1.2", "local_port":46384, "remote_host":"172.16.9.195", "remote_port":5201}], "version":"iperf 3.0.7", "system_info":"Linux zeus 3.13.0-61-generic #100-Ubuntu SMP Wed Jul 29 11:21:34 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux\n", "timestamp":{"time":"Tue, 29 Sep 2015 01:48:23 GMT", "timesecs":1443491303}, "connecting_to":{"host":"172.16.9.195", "port":5201}, "cookie":"zeus.1443491303.539703.3479129b58a5b", "test_start":{"protocol":"UDP", "num_streams":1, "blksize":8192, "omit":0, "duration":10, "bytes":0, "blocks":0, "reverse":0}}, "intervals":[{"streams":[{"socket":4, "start":0, "end":1.00022, "seconds":1.00022, "bytes":2252800, "bits_per_second":1.80184e+07, "packets":275, "omitted":false}], "sum":{"start":0, "end":1.00022, "seconds":1.00022, "bytes":2252800, "bits_per_second":1.80184e+07, "packets":275, "omitted":false}}, {"streams":[{"socket":4, "start":1.00022, "end":2.00022, "seconds":0.999993, "bytes":2498560, "bits_per_second":1.99886e+07, "packets":305, "omitted":false}], "sum":{"start":1.00022, "end":2.00022, "seconds":0.999993, "bytes":2498560, "bits_per_second":1.99886e+07, "packets":305, "omitted":false}}, {"streams":[{"socket":4, "start":2.00022, "end":3.00022, "seconds":1, "bytes":2506752, "bits_per_second":2.0054e+07, "packets":306, "omitted":false}], "sum":{"start":2.00022, "end":3.00022, "seconds":1, "bytes":2506752, "bits_per_second":2.0054e+07, "packets":306, "omitted":false}}, {"streams":[{"socket":4, "start":3.00022, "end":4.00022, "seconds":1, "bytes":2498560, "bits_per_second":19988480, "packets":305, "omitted":false}], "sum":{"start":3.00022, "end":4.00022, "seconds":1, "bytes":2498560, "bits_per_second":19988480, "packets":305, "omitted":false}}, {"streams":[{"socket":4, "start":4.00022, "end":5.0002, "seconds":0.999977, "bytes":2498560, "bits_per_second":1.99889e+07, "packets":305, "omitted":false}], "sum":{"start":4.00022, "end":5.0002, "seconds":0.999977, "bytes":2498560, "bits_per_second":1.99889e+07, "packets":305, "omitted":false}}, {"streams":[{"socket":4, "start":5.0002, "end":6.00024, "seconds":1.00004, "bytes":2498560, "bits_per_second":1.99877e+07, "packets":305, "omitted":false}], "sum":{"start":5.0002, "end":6.00024, "seconds":1.00004, "bytes":2498560, "bits_per_second":1.99877e+07, "packets":305, "omitted":false}}, {"streams":[{"socket":4, "start":6.00024, "end":7.00023, "seconds":0.999998, "bytes":2498560, "bits_per_second":1.99885e+07, "packets":305, "omitted":false}], "sum":{"start":6.00024, "end":7.00023, "seconds":0.999998, "bytes":2498560, "bits_per_second":1.99885e+07, "packets":305, "omitted":false}}, {"streams":[{"socket":4, "start":7.00023, "end":8.00023, "seconds":0.999999, "bytes":2506752, "bits_per_second":2.0054e+07, "packets":306, "omitted":false}], "sum":{"start":7.00023, "end":8.00023, "seconds":0.999999, "bytes":2506752, "bits_per_second":2.0054e+07, "packets":306, "omitted":false}}, {"streams":[{"socket":4, "start":8.00023, "end":9.00018, "seconds":0.999945, "bytes":2498560, "bits_per_second":1.99896e+07, "packets":305, "omitted":false}], "sum":{"start":8.00023, "end":9.00018, "seconds":0.999945, "bytes":2498560, "bits_per_second":1.99896e+07, "packets":305, "omitted":false}}, {"streams":[{"socket":4, "start":9.00018, "end":10.0002, "seconds":1.00004, "bytes":2498560, "bits_per_second":1.99876e+07, "packets":305, "omitted":false}], "sum":{"start":9.00018, "end":10.0002, "seconds":1.00004, "bytes":2498560, "bits_per_second":1.99876e+07, "packets":305, "omitted":false}}], "end":{"streams":[{"udp":{"socket":4, "start":0, "end":10.0002, "seconds":10.0002, "bytes":24756224, "bits_per_second":1.98045e+07, "jitter_ms":0.0113579, "lost_packets":0, "packets":3022, "lost_percent":0}}], "sum":{"start":0, "end":10.0002, "seconds":10.0002, "bytes":24756224, "bits_per_second":1.98045e+07, "jitter_ms":0.0113579, "lost_packets":0, "packets":3022, "lost_percent":0}, "cpu_utilization_percent":{"host_total":0.647561, "host_user":0.146468, "host_system":0.501083, "remote_total":0.31751, "remote_user":0, "remote_system":0.31751}}}
diff --git a/tests/unit/benchmark/scenarios/networking/test_iperf3.py b/tests/unit/benchmark/scenarios/networking/test_iperf3.py
index 239e46a1c..8b0da655b 100644
--- a/tests/unit/benchmark/scenarios/networking/test_iperf3.py
+++ b/tests/unit/benchmark/scenarios/networking/test_iperf3.py
@@ -21,6 +21,8 @@ from yardstick.benchmark.scenarios.networking import iperf3
@mock.patch('yardstick.benchmark.scenarios.networking.iperf3.ssh')
class IperfTestCase(unittest.TestCase):
+ output_name_tcp = 'iperf3_sample_output.json'
+ output_name_udp = 'iperf3_sample_output_udp.json'
def setUp(self):
self.ctx = {
@@ -66,7 +68,7 @@ class IperfTestCase(unittest.TestCase):
options = {}
args = {'options': options}
- sample_output = self._read_sample_output()
+ sample_output = self._read_sample_output(self.output_name_tcp)
mock_ssh.SSH().execute.return_value = (0, sample_output, '')
expected_result = json.loads(sample_output)
result = p.run(args)
@@ -84,7 +86,7 @@ class IperfTestCase(unittest.TestCase):
'sla': {'bytes_per_second': 15000000}
}
- sample_output = self._read_sample_output()
+ sample_output = self._read_sample_output(self.output_name_tcp)
mock_ssh.SSH().execute.return_value = (0, sample_output, '')
expected_result = json.loads(sample_output)
result = p.run(args)
@@ -102,7 +104,41 @@ class IperfTestCase(unittest.TestCase):
'sla': {'bytes_per_second': 25000000}
}
- sample_output = self._read_sample_output()
+ sample_output = self._read_sample_output(self.output_name_tcp)
+ mock_ssh.SSH().execute.return_value = (0, sample_output, '')
+ self.assertRaises(AssertionError, p.run, args)
+
+ def test_iperf_successful_sla_jitter(self, mock_ssh):
+
+ p = iperf3.Iperf(self.ctx)
+ mock_ssh.SSH().execute.return_value = (0, '', '')
+ p.host = mock_ssh.SSH()
+
+ options = {"udp":"udp","bandwidth":"20m"}
+ args = {
+ 'options': options,
+ 'sla': {'jitter': 10}
+ }
+
+ sample_output = self._read_sample_output(self.output_name_udp)
+ mock_ssh.SSH().execute.return_value = (0, sample_output, '')
+ expected_result = json.loads(sample_output)
+ result = p.run(args)
+ self.assertEqual(result, expected_result)
+
+ def test_iperf_unsuccessful_sla_jitter(self, mock_ssh):
+
+ p = iperf3.Iperf(self.ctx)
+ mock_ssh.SSH().execute.return_value = (0, '', '')
+ p.host = mock_ssh.SSH()
+
+ options = {"udp":"udp","bandwidth":"20m"}
+ args = {
+ 'options': options,
+ 'sla': {'jitter': 0.0001}
+ }
+
+ sample_output = self._read_sample_output(self.output_name_udp)
mock_ssh.SSH().execute.return_value = (0, sample_output, '')
self.assertRaises(AssertionError, p.run, args)
@@ -118,9 +154,9 @@ class IperfTestCase(unittest.TestCase):
mock_ssh.SSH().execute.return_value = (1, '', 'FOOBAR')
self.assertRaises(RuntimeError, p.run, args)
- def _read_sample_output(self):
+ def _read_sample_output(self,filename):
curr_path = os.path.dirname(os.path.abspath(__file__))
- output = os.path.join(curr_path, 'iperf3_sample_output.json')
+ output = os.path.join(curr_path, filename)
with open(output) as f:
sample_output = f.read()
return sample_output