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artiq/test/full_stack.py

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import unittest
from operator import itemgetter
import os
from fractions import Fraction
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from artiq import *
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from artiq.coredevice import comm_serial, core, runtime_exceptions, rtio
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from artiq.sim import devices as sim_devices
no_hardware = bool(os.getenv("ARTIQ_NO_HARDWARE"))
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def _run_on_device(k_class, **parameters):
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with comm_serial.Comm() as comm:
coredev = core.Core(comm)
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k_inst = k_class(core=coredev, **parameters)
k_inst.run()
def _run_on_host(k_class, **parameters):
coredev = sim_devices.Core()
k_inst = k_class(core=coredev, **parameters)
k_inst.run()
class _Primes(AutoContext):
parameters = "output_list max"
@kernel
def run(self):
for x in range(1, self.max):
d = 2
prime = True
while d*d <= x:
if x % d == 0:
prime = False
break
d += 1
if prime:
self.output_list.append(x)
class _Misc(AutoContext):
def build(self):
self.input = 84
@kernel
def run(self):
self.half_input = self.input//2
decimal_fraction = Fraction("1.2")
self.decimal_fraction_n = int(decimal_fraction.numerator)
self.decimal_fraction_d = int(decimal_fraction.denominator)
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class _PulseLogger(AutoContext):
parameters = "output_list name"
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def _append(self, t, l, f):
if not hasattr(self, "first_timestamp"):
self.first_timestamp = t
self.output_list.append((self.name, t-self.first_timestamp, l, f))
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def on(self, t, f):
self._append(t, True, f)
def off(self, t):
self._append(t, False, 0)
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@kernel
def pulse(self, f, duration):
self.on(int(now().amount*1000000000), f)
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delay(duration)
self.off(int(now().amount*1000000000))
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class _Pulses(AutoContext):
parameters = "output_list"
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def build(self):
for name in "a", "b", "c", "d":
pl = _PulseLogger(self, name=name)
setattr(self, name, pl)
@kernel
def run(self):
for i in range(3):
with parallel:
with sequential:
self.a.pulse(100+i, 20*us)
self.b.pulse(200+i, 20*us)
with sequential:
self.c.pulse(300+i, 10*us)
self.d.pulse(400+i, 20*us)
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class _MyException(Exception):
pass
class _Exceptions(AutoContext):
parameters = "trace"
@kernel
def run(self):
for i in range(10):
self.trace.append(i)
if i == 4:
try:
self.trace.append(10)
try:
self.trace.append(11)
break
except:
pass
else:
self.trace.append(12)
try:
self.trace.append(13)
except:
pass
except _MyException:
self.trace.append(14)
for i in range(4):
try:
self.trace.append(100)
if i == 1:
raise _MyException
elif i == 2:
raise IndexError
except (TypeError, IndexError):
self.trace.append(101)
raise
except:
self.trace.append(102)
else:
self.trace.append(103)
finally:
self.trace.append(104)
@unittest.skipIf(no_hardware, "no hardware")
class ExecutionCase(unittest.TestCase):
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def test_primes(self):
l_device, l_host = [], []
_run_on_device(_Primes, max=100, output_list=l_device)
_run_on_host(_Primes, max=100, output_list=l_host)
self.assertEqual(l_device, l_host)
def test_misc(self):
with comm_serial.Comm() as comm:
coredev = core.Core(comm)
uut = _Misc(core=coredev)
uut.run()
self.assertEqual(uut.half_input, 42)
self.assertEqual(Fraction(uut.decimal_fraction_n,
uut.decimal_fraction_d),
Fraction("1.2"))
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def test_pulses(self):
l_device, l_host = [], []
_run_on_device(_Pulses, output_list=l_device)
_run_on_host(_Pulses, output_list=l_host)
l_host = sorted(l_host, key=itemgetter(1))
for channel in "a", "b", "c", "d":
c_device = [x for x in l_device if x[0] == channel]
c_host = [x for x in l_host if x[0] == channel]
self.assertEqual(c_device, c_host)
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def test_exceptions(self):
t_device, t_host = [], []
with self.assertRaises(IndexError):
_run_on_device(_Exceptions, trace=t_device)
with self.assertRaises(IndexError):
_run_on_host(_Exceptions, trace=t_host)
self.assertEqual(t_device, t_host)
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class _RTIOLoopback(AutoContext):
parameters = "i o npulses"
def report(self, n):
self.result = n
@kernel
def run(self):
with parallel:
with sequential:
for i in range(self.npulses):
delay(25*ns)
self.o.pulse(25*ns)
self.i.gate_rising(10*us)
self.report(self.i.count())
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class _RTIOUnderflow(AutoContext):
parameters = "o"
@kernel
def run(self):
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while True:
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delay(25*ns)
self.o.pulse(25*ns)
class _RTIOSequenceError(AutoContext):
parameters = "o"
@kernel
def run(self):
t = now()
self.o.pulse(25*us)
at(t)
self.o.pulse(25*us)
@unittest.skipIf(no_hardware, "no hardware")
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class RTIOCase(unittest.TestCase):
# Connect channels 0 and 1 together for this test
# (C11 and C13 on Papilio Pro)
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def test_loopback(self):
npulses = 4
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with comm_serial.Comm() as comm:
coredev = core.Core(comm)
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uut = _RTIOLoopback(
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core=coredev,
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i=rtio.RTIOIn(core=coredev, channel=0),
o=rtio.RTIOOut(core=coredev, channel=1),
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npulses=npulses
)
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uut.run()
self.assertEqual(uut.result, npulses)
def test_underflow(self):
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with comm_serial.Comm() as comm:
coredev = core.Core(comm)
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uut = _RTIOUnderflow(
core=coredev,
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o=rtio.RTIOOut(core=coredev, channel=1)
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)
with self.assertRaises(runtime_exceptions.RTIOUnderflow):
uut.run()
def test_sequence_error(self):
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with comm_serial.Comm() as comm:
coredev = core.Core(comm)
uut = _RTIOSequenceError(
core=coredev,
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o=rtio.RTIOOut(core=coredev, channel=1)
)
with self.assertRaises(runtime_exceptions.RTIOSequenceError):
uut.run()