def test_copy_constant_statement(parser):
"""Make sure we can copy constant values."""
parser.parse_file(get_path(u'basic_copy_constant.sgf'))
model = DeviceModel()
parser.compile(model=model)
sg = parser.sensor_graph
log = sg.sensor_log
for x in sg.dump_nodes():
print(x)
sg.load_constants()
output1 = log.create_walker(DataStreamSelector.FromString('output 1'))
sim = SensorGraphSimulator(sg)
sim.stop_condition('run_time 10 seconds')
sim.run()
assert output1.count() == 1
assert output1.pop().value == 15
sim.step(DataStream.FromString('input 1'), 10)
assert output1.count() == 1
assert output1.pop().value == 0x10
def test_copy_count_statement(parser):
"""Make sure we can copy data count using copy count."""
parser.parse_file(get_path(u'count.sgf'))
model = DeviceModel()
parser.compile(model=model)
sg = parser.sensor_graph
log = sg.sensor_log
for x in sg.dump_nodes():
print(x)
sg.load_constants()
output = log.create_walker(DataStreamSelector.FromString('output 1'))
sim = SensorGraphSimulator(sg)
sim.stop_condition('run_time 3 seconds')
sim.step(user_connected, 8) # Simulates a connected user
sim.run()
print(output)
assert output.count() == 1
print(output)
def test_on_block_dual(parser):
"""Make sure on with two conditions works."""
parser.parse_file(get_path(u'basic_on_dual.sgf'))
model = DeviceModel()
parser.compile(model=model)
sg = parser.sensor_graph
log = sg.sensor_log
for x in sg.dump_nodes():
print(x)
sg.load_constants()
counter1 = log.create_walker(DataStreamSelector.FromString('counter 1'))
sim = SensorGraphSimulator(sg)
sim.step(DataStream.FromString('input 1'), 5)
assert counter1.count() == 0
sim.step(DataStream.FromString('input 2'), 1)
for _i in range(0, 10):
sim.step(DataStream.FromString('input 1'), 5)
assert counter1.count() == 11
sim.step(DataStream.FromString('input 2'), 0)
for _i in range(0, 10):
sim.step(DataStream.FromString('input 1'), 5)
assert counter1.count() == 11
def test_on_block(parser):
"""Make sure on count(stream), on value(stream) and on stream work."""
parser.parse_file(get_path(u'basic_on.sgf'))
model = DeviceModel()
parser.compile(model=model)
sg = parser.sensor_graph
log = sg.sensor_log
for x in sg.dump_nodes():
print(x)
sg.load_constants()
counter1 = log.create_walker(DataStreamSelector.FromString('counter 1'))
counter2 = log.create_walker(DataStreamSelector.FromString('counter 2'))
counter3 = log.create_walker(DataStreamSelector.FromString('counter 3'))
sim = SensorGraphSimulator(sg)
sim.step(DataStream.FromString('input 1'), 8)
assert counter1.count() == 0
assert counter2.count() == 0
assert counter3.count() == 0
for i in range(0, 10):
sim.step(DataStream.FromString('input 1'), 5)
assert counter1.count() == 10
assert counter2.count() == 5
assert counter3.count() == 5
def test_when_block_on_event(parser):
"""Make sure on connect and on disconnect work."""
parser.parse_file(get_path(u'basic_when_on.sgf'))
model = DeviceModel()
parser.compile(model=model)
sg = parser.sensor_graph
log = sg.sensor_log
for x in sg.dump_nodes():
print(x)
sg.load_constants()
sim = SensorGraphSimulator(sg)
# We should only get a reading in unbuffered 1 on connect and unbuffered 2 on disconnect
with pytest.raises(StreamEmptyError):
log.inspect_last(DataStream.FromString('unbuffered 2'))
sim.step(DataStream.FromString('system input 1025'), 8)
assert log.inspect_last(DataStream.FromString('unbuffered 1')).value == 0
with pytest.raises(StreamEmptyError):
log.inspect_last(DataStream.FromString('unbuffered 2'))
sim.step(DataStream.FromString('system input 1026'), 8)
assert log.inspect_last(DataStream.FromString('unbuffered 2')).value == 0
def test_when_block_clock(parser):
"""Make sure we can compile when blocks (without identifiers)."""
parser.parse_file(get_path(u'basic_when.sgf'))
model = DeviceModel()
parser.compile(model=model)
sg = parser.sensor_graph
log = sg.sensor_log
for x in sg.dump_nodes():
print(x)
sg.load_constants()
assert sg.get_tick('fast') == 1
# Now make sure it produces the right output
counter15 = log.create_walker(DataStreamSelector.FromString('counter 15'))
sim = SensorGraphSimulator(sg)
sim.stop_condition('run_time 60 seconds')
sim.run()
assert counter15.count() == 0
sim.step(DataStream.FromString('system input 1025'), 8)
assert counter15.count() == 1
counter15.skip_all()
sim.run()
assert counter15.count() == 60
counter15.skip_all()
sim.step(DataStream.FromString('system input 1026'), 8)
sim.run()
assert counter15.count() == 0
def test_complex_gate_optimization(complex_gate, complex_gate_opt):
"""Make sure the optimized version runs identically to the unoptimized."""
sg, sg_opt = complex_gate, complex_gate_opt
sim1 = SensorGraphSimulator(sg)
sim1.stop_condition("run_time 10 minutes")
sg.load_constants()
sim1.record_trace()
sim1.run()
sim2 = SensorGraphSimulator(sg_opt)
sim2.stop_condition("run_time 10 minutes")
sg_opt.load_constants()
sim2.record_trace()
sim2.run()
assert len(sim1.trace) == 0
assert len(sim2.trace) == 0
sim1.step(DataStream.FromString("system input 1034"), 1)
sim2.step(DataStream.FromString("system input 1034"), 1)
sim1.run()
sim2.run()
print("Unoptimized Output")
for x in sim1.trace:
print("%08d %s: %d" %
(x.raw_time, DataStream.FromEncoded(x.stream), x.value))
print("\nOptimized Output")
for x in sim2.trace:
print("%08d %s: %d" %
(x.raw_time, DataStream.FromEncoded(x.stream), x.value))
assert len(sim1.trace) == 4
assert len(sim2.trace) == 4
assert sim1.trace == sim2.trace
#Check that number of trigger streamer commands is same for optimized and unoptimized
trigger_nodes = [
node for node in complex_gate.nodes
if node.func_name == 'trigger_streamer'
]
trigger_nodes_opt = [
node for node in complex_gate_opt.nodes
if node.func_name == 'trigger_streamer'
]
assert len(trigger_nodes) == len(trigger_nodes_opt)
def test_user_tick_optimization(usertick_gate, usertick_gate_opt):
"""Make sure the optimized version runs identically to the unoptimized."""
sg, sg_opt = usertick_gate, usertick_gate_opt
for node in sg_opt.nodes:
print(node)
sim1 = SensorGraphSimulator(sg)
sim1.stop_condition("run_time 10 minutes")
sg.load_constants()
sim1.record_trace()
sim1.run()
sim2 = SensorGraphSimulator(sg_opt)
sim2.stop_condition("run_time 10 minutes")
sg_opt.load_constants()
sim2.record_trace()
sim2.run()
assert len(sim1.trace) == 0
assert len(sim2.trace) == 0
sim1.step(DataStream.FromString("system input 1034"), 1)
sim2.step(DataStream.FromString("system input 1034"), 1)
sim1.run()
sim2.run()
print("Unoptimized Output")
for x in sim1.trace:
print("%08d %s: %d" %
(x.raw_time, DataStream.FromEncoded(x.stream), x.value))
print("\nOptimized Output")
for x in sim2.trace:
print("%08d %s: %d" %
(x.raw_time, DataStream.FromEncoded(x.stream), x.value))
assert len(sim1.trace) == 4
assert len(sim2.trace) == 4
assert sim1.trace == sim2.trace
def test_latch_block(parser):
"""Make sure that we can compile and run latch blocks."""
parser.parse_file(get_path(u'basic_latch.sgf'))
model = DeviceModel()
parser.compile(model=model)
sg = parser.sensor_graph
log = sg.sensor_log
for x in sg.dump_nodes():
print(x)
sg.load_constants()
assert sg.get_tick('fast') == 1
# Now make sure it produces the right output
counter15 = log.create_walker(DataStreamSelector.FromString('counter 15'))
sim = SensorGraphSimulator(sg)
sim.stop_condition('run_time 60 seconds')
sim.run()
assert counter15.count() == 0
sim.step(DataStream.FromString('input 10'), 1)
assert log.inspect_last(DataStream.FromString('constant 1')).value == 1
assert log.inspect_last(DataStream.FromString('constant 1024')).value == 1
counter15.skip_all()
sim.run()
assert counter15.count() == 60
counter15.skip_all()
sim.step(DataStream.FromString('input 10'), 0)
sim.run()
assert counter15.count() == 0
def main(argv=None):
"""Main entry point for iotile sensorgraph simulator.
This is the iotile-sgrun command line program. It takes
an optional set of command line parameters to allow for
testing.
Args:
argv (list of str): An optional set of command line
parameters. If not passed, these are taken from
sys.argv.
"""
if argv is None:
argv = sys.argv[1:]
try:
executor = None
parser = build_args()
args = parser.parse_args(args=argv)
model = DeviceModel()
parser = SensorGraphFileParser()
parser.parse_file(args.sensor_graph)
parser.compile(model)
if not args.disable_optimizer:
opt = SensorGraphOptimizer()
opt.optimize(parser.sensor_graph, model=model)
graph = parser.sensor_graph
sim = SensorGraphSimulator(graph)
for stop in args.stop:
sim.stop_condition(stop)
for watch in args.watch:
watch_sel = DataStreamSelector.FromString(watch)
graph.sensor_log.watch(watch_sel, watch_printer)
# If we are semihosting, create the appropriate executor connected to the device
if args.semihost_device is not None:
executor = SemihostedRPCExecutor(args.port, args.semihost_device)
sim.rpc_executor = executor
for mock in args.mock_rpc:
slot, rpc_id, value = process_mock_rpc(mock)
sim.rpc_executor.mock(slot, rpc_id, value)
for stim in args.stimulus:
sim.stimulus(stim)
graph.load_constants()
if args.trace is not None:
sim.record_trace()
try:
if args.connected:
sim.step(user_connected, 8)
sim.run(accelerated=not args.realtime)
except KeyboardInterrupt:
pass
if args.trace is not None:
sim.trace.save(args.trace)
finally:
if executor is not None:
executor.hw.close()
return 0