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#
# Copyright (c) 2024 Analog Devices Inc.
#
# This file is part of libm2k
# (see http://www.github.com/analogdevicesinc/libm2k).
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 2.1 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
import unittest
from open_context import ain, aout, ctx, trig
import reset_def_values as reset
import sys
import libm2k
from trig_functions import * # trigger_jitter
import logger
from repeat_test import repeat
class B_TriggerTests(unittest.TestCase):
# Class Where are defined all test methods for Trigger
@classmethod
def setUpClass(self):
# print on the terminal some info
log = logger.myLogger()
log.info("\n\n Trigger\n")
def test_1_trigger_object(self):
# Verifies if the Trigger object was successfully retrieved
with self.subTest(msg='test if the Trigger object was retrieved'):
self.assertIsNot(trig, 0, 'Trigger object')
def test_trigger_jitter_ch1(self):
reset.analog_in(ain)
reset.analog_out(aout)
reset.trigger(trig)
buffers = 100
sig = ['square', 'sine']
trig_cond = [libm2k.RISING_EDGE_ANALOG, libm2k.FALLING_EDGE_ANALOG]
for s in range(len(sig)):
for c in trig_cond:
trigs_counted, adc_sr, nr_samples, dac_sr = trigger_jitter(buffers, trig, libm2k.ANALOG_IN_CHANNEL_2,
sig[s], c, ain, aout)
for i in range(len(trigs_counted)):
for j in range(len(trigs_counted[i])):
with self.subTest('Triggers in ' + str(buffers) + ' buffers;' + sig[s] + ' ;trig:' + str(c)):
self.assertEqual(trigs_counted[i][j], buffers,
'ADC sample rate ' + str(adc_sr[i]) + ' Frequency:' + str(
dac_sr / nr_samples[j]))
def test_trigger_jitter_ch0(self):
buffers = 100
sig = ['square', 'sine']
trig_cond = [libm2k.RISING_EDGE_ANALOG, libm2k.FALLING_EDGE_ANALOG]
for s in range(len(sig)):
for c in trig_cond:
trigs_counted, adc_sr, nr_samples, dac_sr = trigger_jitter(buffers, trig, libm2k.ANALOG_IN_CHANNEL_1,
sig[s], c, ain, aout)
for i in range(len(trigs_counted)):
for j in range(len(trigs_counted[i])):
with self.subTest('Triggers in ' + str(buffers) + ' buffers; ' + sig[s] + ' ;trig:' + str(c)):
self.assertEqual(trigs_counted[i][j], buffers,
'ADC sample rate ' + str(adc_sr[i]) + ' Frequency:' + str(
dac_sr / nr_samples[j]))
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