39 lines
1.4 KiB
Python
39 lines
1.4 KiB
Python
from panda.tests.safety import libpandasafety_py
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MAX_WRONG_COUNTERS = 5
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def make_msg(bus, addr, length=8):
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to_send = libpandasafety_py.ffi.new('CAN_FIFOMailBox_TypeDef *')
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if addr >= 0x800:
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to_send[0].RIR = (addr << 3) | 5
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else:
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to_send[0].RIR = (addr << 21) | 1
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to_send[0].RDTR = length
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to_send[0].RDTR |= bus << 4
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return to_send
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def test_relay_malfunction(test, addr, bus=0):
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# input is a test class and the address that, if seen on specified bus, triggers
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# the relay_malfunction protection logic: both tx_hook and fwd_hook are
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# expected to return failure
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test.assertFalse(test.safety.get_relay_malfunction())
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test.safety.safety_rx_hook(make_msg(bus, addr, 8))
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test.assertTrue(test.safety.get_relay_malfunction())
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for a in range(1, 0x800):
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for b in range(0, 3):
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test.assertFalse(test.safety.safety_tx_hook(make_msg(b, a, 8)))
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test.assertEqual(-1, test.safety.safety_fwd_hook(b, make_msg(b, a, 8)))
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def test_manually_enable_controls_allowed(test):
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test.safety.set_controls_allowed(1)
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test.assertTrue(test.safety.get_controls_allowed())
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test.safety.set_controls_allowed(0)
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test.assertFalse(test.safety.get_controls_allowed())
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def test_spam_can_buses(test, TX_MSGS):
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for addr in range(1, 0x800):
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for bus in range(0, 4):
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if all(addr != m[0] or bus != m[1] for m in TX_MSGS):
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test.assertFalse(test.safety.safety_tx_hook(make_msg(bus, addr, 8)))
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