def test_default_alignment_left(self): """Test default left alignment setting.""" d0 = pulse.DriveChannel(0) d1 = pulse.DriveChannel(0) with pulse.build(default_alignment='left') as schedule: pulse.delay(10, d0) pulse.delay(20, d1) with pulse.build(self.backend) as reference: with pulse.align_left(): pulse.delay(10, d0) pulse.delay(20, d1) self.assertEqual(schedule, reference)
def test_align_left(self): """Test the left alignment context.""" d0 = pulse.DriveChannel(0) d1 = pulse.DriveChannel(1) d2 = pulse.DriveChannel(2) with pulse.build() as schedule: with pulse.align_left(): pulse.delay(11, d2) pulse.delay(3, d0) with pulse.align_left(): pulse.delay(5, d1) pulse.delay(7, d0) reference = pulse.Schedule() # d0 reference.insert(0, instructions.Delay(3, d0), inplace=True) reference.insert(3, instructions.Delay(7, d0), inplace=True) # d1 reference.insert(3, instructions.Delay(5, d1), inplace=True) # d2 reference.insert(0, instructions.Delay(11, d2), inplace=True) self.assertEqual(schedule, reference)
def test_complex_build(self): """Test a general program build with nested contexts, circuits and macros.""" d0 = pulse.DriveChannel(0) d1 = pulse.DriveChannel(1) d2 = pulse.DriveChannel(2) delay_dur = 19 short_dur = 31 long_dur = 101 with pulse.build(self.backend) as schedule: with pulse.align_sequential(): pulse.delay(delay_dur, d0) pulse.u2(0, pi/2, 1) with pulse.align_right(): pulse.play(library.Constant(short_dur, 0.1), d1) pulse.play(library.Constant(long_dur, 0.1), d2) pulse.u2(0, pi/2, 1) with pulse.align_left(): pulse.u2(0, pi/2, 0) pulse.u2(0, pi/2, 1) pulse.u2(0, pi/2, 0) pulse.measure(0) # prepare and schedule circuits that will be used. single_u2_qc = circuit.QuantumCircuit(2) single_u2_qc.u2(0, pi/2, 1) single_u2_qc = compiler.transpile(single_u2_qc, self.backend) single_u2_sched = compiler.schedule(single_u2_qc, self.backend) # sequential context sequential_reference = pulse.Schedule() sequential_reference += instructions.Delay(delay_dur, d0) sequential_reference.insert(delay_dur, single_u2_sched, inplace=True) # align right align_right_reference = pulse.Schedule() align_right_reference += pulse.Play( library.Constant(long_dur, 0.1), d2) align_right_reference.insert(long_dur-single_u2_sched.duration, single_u2_sched, inplace=True) align_right_reference.insert( long_dur-single_u2_sched.duration-short_dur, pulse.Play(library.Constant(short_dur, 0.1), d1), inplace=True) # align left triple_u2_qc = circuit.QuantumCircuit(2) triple_u2_qc.u2(0, pi/2, 0) triple_u2_qc.u2(0, pi/2, 1) triple_u2_qc.u2(0, pi/2, 0) triple_u2_qc = compiler.transpile(triple_u2_qc, self.backend) align_left_reference = compiler.schedule( triple_u2_qc, self.backend, method='alap') # measurement measure_reference = macros.measure(qubits=[0], inst_map=self.inst_map, meas_map=self.configuration.meas_map) reference = pulse.Schedule() reference += sequential_reference # Insert so that the long pulse on d2 occurs as early as possible # without an overval on d1. insert_time = (reference.ch_stop_time(d1) - align_right_reference.ch_start_time(d1)) reference.insert(insert_time, align_right_reference, inplace=True) reference.insert(reference.ch_stop_time(d0, d1), align_left_reference, inplace=True) reference += measure_reference self.assertEqual(schedule, reference)