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test: level-based TTL APIs (#218)

This commit is contained in:
Sebastien Bourdeauducq 2016-09-07 17:37:49 +08:00
parent 2b282456dc
commit 1cb8f642b4
1 changed files with 65 additions and 0 deletions

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@ -172,6 +172,65 @@ class LoopbackCount(EnvExperiment):
self.set_dataset("count", self.loop_in.count())
class IncorrectLevel(Exception):
pass
class Level(EnvExperiment):
def build(self):
self.setattr_device("core")
self.setattr_device("loop_in")
self.setattr_device("loop_out")
@kernel
def run(self):
self.core.reset()
self.loop_in.input()
self.loop_out.output()
delay(5*us)
self.loop_out.off()
delay(5*us)
if self.loop_in.sample_get_nonrt():
raise IncorrectLevel
self.loop_out.on()
delay(5*us)
if not self.loop_in.sample_get_nonrt():
raise IncorrectLevel
class Watch(EnvExperiment):
def build(self):
self.setattr_device("core")
self.setattr_device("loop_in")
self.setattr_device("loop_out")
@kernel
def run(self):
self.core.reset()
self.loop_in.input()
self.loop_out.output()
delay(5*us)
self.loop_out.off()
delay(5*us)
if not self.loop_in.watch_stay_off():
raise IncorrectLevel
delay(10*us)
if not self.loop_in.watch_done():
raise IncorrectLevel
delay(10*us)
if not self.loop_in.watch_stay_off():
raise IncorrectLevel
delay(3*us)
self.loop_out.on()
delay(10*us)
if self.loop_in.watch_done():
raise IncorrectLevel
class Underflow(EnvExperiment):
def build(self):
self.setattr_device("core")
@ -309,6 +368,12 @@ class CoredeviceTest(ExperimentCase):
count = self.dataset_mgr.get("count")
self.assertEqual(count, npulses)
def test_level(self):
self.execute(Level)
def test_watch(self):
self.execute(Watch)
def test_underflow(self):
with self.assertRaises(RTIOUnderflow):
self.execute(Underflow)