def test_build_waveform(self):
wfs = [DummyWaveform(), DummyWaveform()]
pts = [DummyPulseTemplate(waveform=wf) for wf in wfs]
spt = SequencePulseTemplate(*pts, parameter_constraints=['a < 3'])
with self.assertRaises(ParameterConstraintViolation):
spt.build_waveform(dict(a=4), dict())
parameters = dict(a=2)
channel_mapping = dict()
wf = spt.build_waveform(parameters, channel_mapping=channel_mapping)
for wfi, pt in zip(wfs, pts):
self.assertEqual(pt.build_waveform_calls, [(parameters, dict())])
self.assertIs(pt.build_waveform_calls[0][0], parameters)
self.assertIsInstance(wf, SequenceWaveform)
for wfa, wfb in zip(wf.compare_key, wfs):
self.assertIs(wfa, wfb)
