def test_scheduler_settings(self):
"""Test the circuit scheduler settings context."""
inst_map = pulse.InstructionScheduleMap()
d0 = pulse.DriveChannel(0)
test_x_sched = pulse.Schedule()
test_x_sched += instructions.Delay(10, d0)
inst_map.add('x', (0,), test_x_sched)
x_qc = circuit.QuantumCircuit(2)
x_qc.x(0)
with pulse.build(backend=self.backend) as schedule:
with pulse.transpiler_settings(basis_gates=['x']):
with pulse.circuit_scheduler_settings(inst_map=inst_map):
builder.call_circuit(x_qc)
self.assertEqual(schedule, test_x_sched)
def test_call_circuit(self):
"""Test calling circuit instruction."""
inst_map = self.inst_map
reference = inst_map.get('u1', (0,), 0.0)
u1_qc = circuit.QuantumCircuit(2)
u1_qc.u1(0.0, 0)
transpiler_settings = {'optimization_level': 0}
with pulse.build(self.backend,
default_transpiler_settings=transpiler_settings
) as schedule:
with pulse.align_right():
builder.call_circuit(u1_qc)
self.assertEqual(schedule, reference)
def test_transpiler_settings(self):
"""Test the transpiler settings context.
Tests that two cx gates are optimized away with higher optimization level.
"""
twice_cx_qc = circuit.QuantumCircuit(2)
twice_cx_qc.cx(0, 1)
twice_cx_qc.cx(0, 1)
with pulse.build(self.backend) as schedule:
with pulse.transpiler_settings(optimization_level=0):
builder.call_circuit(twice_cx_qc)
self.assertNotEqual(len(schedule.instructions), 0)
with pulse.build(self.backend) as schedule:
with pulse.transpiler_settings(optimization_level=3):
builder.call_circuit(twice_cx_qc)
self.assertEqual(len(schedule.instructions), 0)
