esp-idf/examples/ethernet/iperf/pytest_eth_iperf.py

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3.5 KiB
Python

# SPDX-FileCopyrightText: 2022-2023 Espressif Systems (Shanghai) CO LTD
# SPDX-License-Identifier: Unlicense OR CC0-1.0
"""
Test case for iperf example.
This test case might have problem running on Windows:
- use `sudo killall iperf` to force kill iperf, didn't implement windows version
"""
from __future__ import division, unicode_literals
import os
import subprocess
import pytest
from common_test_methods import get_host_ip4_by_dest_ip
from idf_iperf_test_util import IperfUtility
from pytest_embedded import Dut
try:
from typing import Any, Callable, Tuple
except ImportError:
# Only used for type annotations
pass
NO_BANDWIDTH_LIMIT = -1 # iperf send bandwidth is not limited
class IperfTestUtilityEth(IperfUtility.IperfTestUtility):
""" iperf test implementation """
def __init__(self, dut: str, config_name: str, pc_nic_ip: str, pc_iperf_log_file: str, test_result:Any=None) -> None:
IperfUtility.IperfTestUtility.__init__(self, dut, config_name, 'None', 'None', pc_nic_ip, pc_iperf_log_file, test_result)
def setup(self) -> Tuple[str,int]:
"""
setup iperf test:
1. kill current iperf process
2. reboot DUT (currently iperf is not very robust, need to reboot DUT)
"""
try:
subprocess.check_output('sudo killall iperf 2>&1 > /dev/null', shell=True)
except subprocess.CalledProcessError:
pass
self.dut.write('restart')
self.dut.expect("Type 'help' to get the list of commands.")
self.dut.expect('iperf>')
dut_ip = self.dut.expect(r'esp_netif_handlers: .+ ip: (\d+\.\d+\.\d+\.\d+),').group(1)
rssi = 0
return dut_ip, rssi
@pytest.mark.esp32
@pytest.mark.ethernet_router
def test_esp_eth_iperf(
dut: Dut,
log_performance: Callable[[str, object], None],
check_performance: Callable[[str, float, str], None],
) -> None:
"""
steps: |
1. test TCP tx rx and UDP tx rx throughput
2. compare with the pre-defined pass standard
"""
# 1. wait for DUT
dut.expect_exact('iperf>')
# 2. preparing
pc_iperf_log_file = os.path.join(dut.logdir, 'pc_iperf_log.md')
dut_ip = dut.expect(r'esp_netif_handlers: .+ ip: (\d+\.\d+\.\d+\.\d+),').group(1)
pc_nic_ip = get_host_ip4_by_dest_ip(dut_ip)
test_result = {
'tcp_tx': IperfUtility.TestResult('tcp', 'tx', 'ethernet'),
'tcp_rx': IperfUtility.TestResult('tcp', 'rx', 'ethernet'),
'udp_tx': IperfUtility.TestResult('udp', 'tx', 'ethernet'),
'udp_rx': IperfUtility.TestResult('udp', 'rx', 'ethernet'),
}
test_utility = IperfTestUtilityEth(dut, 'ethernet', pc_nic_ip, pc_iperf_log_file, test_result)
# 3. run test for TCP Tx, Rx and UDP Tx, Rx
test_utility.run_test('tcp', 'tx', 0, NO_BANDWIDTH_LIMIT)
test_utility.run_test('tcp', 'rx', 0, NO_BANDWIDTH_LIMIT)
test_utility.run_test('udp', 'tx', 0, 80)
test_utility.run_test('udp', 'rx', 0, NO_BANDWIDTH_LIMIT)
# 4. log performance and compare with pass standard
for throughput_type in test_result:
log_performance('{}_throughput'.format(throughput_type),
'{:.02f} Mbps'.format(test_result[throughput_type].get_best_throughput()))
# do check after logging, otherwise test will exit immediately if check fail, some performance can't be logged.
for throughput_type in test_result:
check_performance('{}_throughput'.format(throughput_type + '_eth'),
test_result[throughput_type].get_best_throughput(),
dut.target)