def setUpClass(self):
'''
Try using existing instrument if it exists, otherwise create it.
'''
try:
self.qwg = QWG
except:
self.qwg = QuTech_AWG_Module(
'QWG_test', address='192.168.0.10',
port=5025, server_name=None)
self.qwg.reset()
self.qwg._socket.settimeout(.3) # set low timeout for tests
wvCos = Waveform.cos(fs, sampleCnt, f)
wvSin = Waveform.sin(fs, sampleCnt, f)
wvZero = Waveform.DC(fs, sampleCnt)
wvHi = Waveform.DC(fs, sampleCnt, 1.0)
wvLo = Waveform.DC(fs, sampleCnt, -1.0)
wvGauss = Waveform.gauss(fs, sampleCnt, mu, sigma)
wvDerivGauss = Waveform.derivGauss(fs, sampleCnt, mu, sigma, dirAmpl)
wvGauss2 = Waveform.gauss(fs, sampleCnt, mu2, sigma2)
wvDerivGauss2 = Waveform.derivGauss(fs, sampleCnt, mu2, sigma2, dirAmpl2)
try:
qwg1 = pq.station['QWG']
except:
qwg1 = QuTech_AWG_Module(
'QWG', address='192.168.42.10',
port=5025, server_name=None)
qwg1.reset()
def run(continuous=True):
if continuous:
qwg1.createWaveformReal('cos', wvCos)
qwg1.createWaveformReal('sin', wvSin)
qwg1.createWaveformReal('zero', wvZero)
qwg1.createWaveformReal('hi', wvHi)
qwg1.createWaveformReal('lo', wvLo)
qwg1.createWaveformReal('gauss', wvGauss)
qwg1.createWaveformReal('derivGauss', wvDerivGauss)
# qwg1.set('ch1_default_waveform', 'hi')
class QWG_tests(unittest.TestCase):
@classmethod
def setUpClass(self):
'''
Try using existing instrument if it exists, otherwise create it.
'''
try:
self.qwg = QWG
except:
self.qwg = QuTech_AWG_Module(
'QWG_test', address='192.168.0.10',
port=5025, server_name=None)
self.qwg.reset()
self.qwg._socket.settimeout(.3) # set low timeout for tests
def test_IDN(self):
IDN = self.qwg.IDN()
self.assertIsInstance(IDN, dict)
self.assertEqual(IDN['vendor'], 'QuTech')
self.assertEqual(IDN['model'], 'QWG')
def test_Error(self):
err_msg = self.qwg.getError()
self.assertEqual(err_msg, '0,"No error"')
def bool_get_set(self, par):
old_val = par.get()
par.set(True)
self.assertTrue(par.get(), msg=par.name)
par.set(False)
self.assertFalse(par.get(), msg=par.name)
par.set(old_val)
def array_get_set(self, par):
old_val = par.get()
shape = par._vals._shape
mn = par._vals._min_value
if mn == -float("inf"):
mn = -100
mx = par._vals._max_value
if mx == float("inf"):
mx = 100
v = (np.zeros(shape)+mn)+(mx-mn)/2
par.set(v)
np.testing.assert_array_equal(v, par.get(), err_msg=par.name)
with self.assertRaises(ValueError, msg=par.name):
par.set(v+(mx-mn))
with self.assertRaises(ValueError, msg=par.name):
par.set(v-(mx-mn))
par.set(old_val)
def floating_get_set(self, par):
old_val = par.get()
mn = par._vals._min_value
if mn == -float("inf"):
mn = -100.5
mx = par._vals._max_value
if mx == float("inf"):
mx = 100.5
v = (mn)+(mx-mn)/2
par.set(v)
self.assertEqual(v, par.get(), msg=par.name)
with self.assertRaises(ValueError, msg=par.name):
par.set(v+(mx-mn))
with self.assertRaises(ValueError, msg=par.name):
par.set(v-(mx-mn))
par.set(old_val)
def integer_get_set(self, par):
old_val = par.get()
mn = par._vals._min_value
if mn == -float("inf"):
mn = -100
mx = par._vals._max_value
if mx == float("inf"):
mx = 100
v = (mn)+(mx-mn)//2
par.set(v)
self.assertEqual(v, par.get(), msg=par.name)
with self.assertRaises(ValueError, msg=par.name):
par.set(v+(mx-mn)*10)
with self.assertRaises(ValueError, msg=par.name):
par.set(v-(mx-mn)*10)
par.set(old_val)
def string_get_set(self, par):
old_val = par.get()
min_len = par._vals._min_length
max_len = par._vals._max_length
v = 'test_string'
if len(v) > max_len:
v = v[:max_len]
if len(v) < min_len:
par.set(v) # expect failure and fix it
par.set(v)
self.assertEqual(v, par.get(), msg=par.name)
par.set(old_val)
def enum_get_set(self, par):
old_val = par.get()
for v in par._vals._values:
par.set(v)
self.assertEqual(v, par.get(), msg=par.name)
par.set(old_val)
def test_parameters(self):
for parname, par in sorted(self.qwg.parameters.items()):
# no more failing pars! still here so I can re add if needed
failing_pars = []
if par.name not in ['IDN'] and par.name not in failing_pars:
old_value = par.get()
old_value2 = par.get()
np.testing.assert_equal(old_value2, old_value,
err_msg=par.name)
if hasattr(par, '_vals') and par.has_set:
validator = par._vals
if isinstance(validator, vals.Ints):
self.integer_get_set(par)
elif isinstance(validator, vals.Numbers):
self.floating_get_set(par)
elif isinstance(validator, vals.Arrays):
self.array_get_set(par)
elif isinstance(validator, vals.Bool):
self.bool_get_set(par)
elif isinstance(validator, vals.Strings):
self.string_get_set(par)
elif isinstance(validator, vals.Enum):
self.enum_get_set(par)
else:
print('{} validator "{}" not recognized'.format(
par.name, par._vals))
else:
print(par.name, 'does not have validator, not testing')
else:
print('Not in pars to be tested: "{}"'.format(par.name))
def tearDown(self):
self.qwg._socket.settimeout(5)
wvCos = Waveform.cos(fs, sampleCnt, f)
wvSin = Waveform.sin(fs, sampleCnt, f)
wvZero = Waveform.DC(fs, sampleCnt)
wvHi = Waveform.DC(fs, sampleCnt, 1.0)
wvLo = Waveform.DC(fs, sampleCnt, -1.0)
wvGauss = Waveform.gauss(fs, sampleCnt, mu, sigma)
wvDerivGauss = Waveform.derivGauss(fs, sampleCnt, mu, sigma, dirAmpl)
wvGauss2 = Waveform.gauss(fs, sampleCnt, mu2, sigma2)
wvDerivGauss2 = Waveform.derivGauss(fs, sampleCnt, mu2, sigma2, dirAmpl2)
try:
qwg1 = pq.station['QWG']
except:
qwg1 = QuTech_AWG_Module(
'QWG', address='192.168.0.10',
port=5025, server_name=None)
qwg1.reset()
def run(continuous=True):
if continuous:
qwg1.createWaveformReal('cos', wvCos)
qwg1.createWaveformReal('sin', wvSin)
qwg1.createWaveformReal('zero', wvZero)
qwg1.createWaveformReal('hi', wvHi)
qwg1.createWaveformReal('lo', wvLo)
qwg1.createWaveformReal('gauss', wvGauss)
qwg1.createWaveformReal('derivGauss', wvDerivGauss)
# qwg1.set('ch1_default_waveform', 'hi')