61 lines
1.7 KiB
Python
61 lines
1.7 KiB
Python
from __future__ import print_function
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import time
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from panda import Panda
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from helpers import time_many_sends, connect_wifi, test_white, panda_type_to_serial
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from nose.tools import timed, assert_equal, assert_less, assert_greater
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@test_white
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@panda_type_to_serial
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def test_get_serial_wifi(serials=None):
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connect_wifi(serials[0])
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p = Panda("WIFI")
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print(p.get_serial())
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@test_white
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@panda_type_to_serial
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def test_throughput(serials=None):
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connect_wifi(serials[0])
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p = Panda(serials[0])
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# enable output mode
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p.set_safety_mode(Panda.SAFETY_ALLOUTPUT)
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# enable CAN loopback mode
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p.set_can_loopback(True)
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p = Panda("WIFI")
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for speed in [100,250,500,750,1000]:
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# set bus 0 speed to speed
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p.set_can_speed_kbps(0, speed)
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time.sleep(0.1)
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comp_kbps = time_many_sends(p, 0)
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# bit count from https://en.wikipedia.org/wiki/CAN_bus
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saturation_pct = (comp_kbps/speed) * 100.0
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#assert_greater(saturation_pct, 80)
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#assert_less(saturation_pct, 100)
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print("WIFI loopback 100 messages at speed %d, comp speed is %.2f, percent %.2f" % (speed, comp_kbps, saturation_pct))
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@test_white
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@panda_type_to_serial
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def test_recv_only(serials=None):
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connect_wifi(serials[0])
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p = Panda(serials[0])
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p.set_safety_mode(Panda.SAFETY_ALLOUTPUT)
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p.set_can_loopback(True)
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pwifi = Panda("WIFI")
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# TODO: msg_count=1000 drops packets, is this fixable?
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for msg_count in [10,100,200]:
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speed = 500
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p.set_can_speed_kbps(0, speed)
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comp_kbps = time_many_sends(p, 0, pwifi, msg_count)
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saturation_pct = (comp_kbps/speed) * 100.0
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print("HT WIFI loopback %d messages at speed %d, comp speed is %.2f, percent %.2f" % (msg_count, speed, comp_kbps, saturation_pct))
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