def test_j1850_pwm_decode(self):
self.test_name = 'J1850 PWM frame'
self.trial_count = 100
for i in xrange(self.trial_count):
self.update_progress(i+1)
frame_count = random.randint(1, 6)
frames = []
for i in xrange(frame_count):
frames.append(gen_j1850_frame())
pwm_p, pwm_m = j1850.j1850_pwm_synth(frames)
records = list(j1850.j1850_pwm_decode(pwm_p, stream_type=stream.StreamType.Edges))
self.assertEqual(len(records), len(frames), 'Decoded frame count mismatch: {} -> {}'.format(len(frames), len(records)))
for r, o in zip(records, frames):
if r.data != o:
print('Mismatch:\n {}\n {}'.format(o, r.data))
print('### original frames:')
for o in frames:
print(' ', repr(o))
print('### decoded frames:')
for r in records:
print(' ', repr(r.data))
self.assertEqual(r.data, o, 'Frames are different')
def test_j1850_pwm_decode(self):
self.test_name = 'J1850 PWM frame'
self.trial_count = 100
for i in xrange(self.trial_count):
self.update_progress(i + 1)
frame_count = random.randint(1, 6)
frames = []
for i in xrange(frame_count):
frames.append(gen_j1850_frame())
pwm_p, pwm_m = j1850.j1850_pwm_synth(frames)
records = list(
j1850.j1850_pwm_decode(pwm_p,
stream_type=stream.StreamType.Edges))
self.assertEqual(
len(records), len(frames),
'Decoded frame count mismatch: {} -> {}'.format(
len(frames), len(records)))
for r, o in zip(records, frames):
if r.data != o:
print('Mismatch:\n {}\n {}'.format(o, r.data))
print('### original frames:')
for o in frames:
print(' ', repr(o))
print('### decoded frames:')
for r in records:
print(' ', repr(r.data))
self.assertEqual(r.data, o, 'Frames are different')
def test_j1850_sample_data(self):
# Read files containing frames
dp_samples, sample_period, start_time = tsup.read_bin_file('test/data/j1850_pwm_1p.bin')
dp_it = stream.samples_to_sample_stream(dp_samples, sample_period, start_time)
records = list(j1850.j1850_pwm_decode(dp_it))
#print('### decoded records:', len(records))
#for r in records:
# print(r.data)
self.assertEqual(len(records), 9, 'Missing records, expected to decode 9')
def test_j1850_sample_data(self):
# Read files containing frames
dp_samples, sample_period, start_time = tsup.read_bin_file(
'test/data/j1850_pwm_1p.bin')
dp_it = stream.samples_to_sample_stream(dp_samples, sample_period,
start_time)
records = list(j1850.j1850_pwm_decode(dp_it))
#print('### decoded records:', len(records))
#for r in records:
# print(r.data)
self.assertEqual(len(records), 9,
'Missing records, expected to decode 9')