def test_active_reset():
"""Test ActiveReset PRAGMA with PyQuEST interface"""
definition = ops.DefinitionBit(name='ro', length=2, is_output=True)
circuit = Circuit()
circuit += definition
circuit += ops.PauliX(qubit=0)
circuit_with = circuit + ops.PragmaActiveReset(qubit=0) + ops.PragmaActiveReset(qubit=1)
circuit_without = circuit + ops.PauliX(qubit=0)
circuit_list = [circuit, circuit_with, circuit_without]
for circuit in circuit_list:
circuit += ops.MeasureQubit(qubit=0, readout='ro', readout_index=0)
circuit += ops.MeasureQubit(qubit=1, readout='ro', readout_index=1)
test_dict = {'ro': [False, False]}
env = utils.createQuestEnv()()
qureg = utils.createQureg()(2, env)
results_list_0 = []
results_list_1 = []
for circuit in circuit_list:
pyquest_call_circuit(circuit=circuit, qureg=qureg, classical_bit_registers=test_dict,
classical_float_registers=dict(),
classical_complex_registers=dict(),
output_bit_register_dict=dict(),)
results_list_0.append(test_dict['ro'][0])
results_list_1.append(test_dict['ro'][1])
assert results_list_0 == [True, False, False]
assert results_list_1 == [False, False, False]
def test_qasm_xx():
"""Testing the MolmerSorensenXX gate with the QASM backend"""
circuit = Circuit()
circuit += ops.DefinitionBit(name='ro', length=2, is_output=True)
circuit += ops.MolmerSorensenXX(control=0, target=1)
circuit += ops.MeasureQubit(qubit=0, readout='ro', readout_index=0)
circuit += ops.MeasureQubit(qubit=1, readout='ro', readout_index=1)
backend = QasmBackend(number_qubits=2)
backend.run_circuit(circuit=circuit, overwrite=True)
circuit = [
'creg ro[2];', 'rxx(pi/2) q[0],q[1];', 'measure q[0] -> ro[0];',
'measure q[1] -> ro[1];'
]
npt.assert_equal(backend.circuit, circuit)
def test_pyquest_interactive_density_matrix():
"""Test with PyQuEST density matrix"""
circuit = Circuit()
circuit += ops.DefinitionBit(name='out', length=2, is_output=True)
circuit += ops.DefinitionBit(name='out2', length=2, is_output=True)
circuit += ops.DefinitionBit(name='notout', length=2, is_output=False)
circuit += ops.PauliX(qubit=0)
circuit += ops.MeasureQubit(qubit=0, readout='out', readout_index=0)
circuit += ops.MeasureQubit(qubit=1, readout='out', readout_index=1)
pyquest = PyQuestBackend(number_qubits=2)
(output_bit_register_dict, output_float_register_dict,
output_complex_register_dict) = pyquest.run_circuit(circuit)
assert output_bit_register_dict['out'] == [[True, False]]
assert len(output_bit_register_dict['out2']) == 1
assert 'notout' not in output_bit_register_dict.keys()
def test_acceptance_with_qiskit():
"""Test gate operations with QASM interface"""
circuit = Circuit()
circuit += ops.RotateX(0, -np.pi)
circuit += ops.RotateY(0, -np.pi)
circuit += ops.RotateZ(0, -np.pi)
circuit += ops.CNOT(0, 1)
circuit += ops.Hadamard(0)
circuit += ops.PauliX(0)
circuit += ops.PauliY(0)
circuit += ops.PauliZ(0)
circuit += ops.SGate(0)
circuit += ops.TGate(0)
circuit += ops.SqrtPauliX(0)
circuit += ops.MolmerSorensenXX(0, 1)
circuit += ops.ControlledPauliY(0, 1)
circuit += ops.ControlledPauliZ(0, 1)
circuit += ops.SingleQubitGate(0, 1, 0, 1, 0, 1.0)
circuit += ops.PragmaRepeatedMeasurement('ro', 1, None)
circuit += ops.MeasureQubit(0, 'ro', 0)
circuit += ops.DefinitionFloat(name='rof', length=1, is_output=True)
circuit += ops.DefinitionBit(name='ro', length=2, is_output=True)
circuit += ops.DefinitionComplex(name='roc', length=1, is_output=True)
circuit += ops.InputSymbolic('other', 0)
circuit += ops.PragmaSetNumberOfMeasurements(20, 'ro')
backend = QasmBackend(number_qubits=2)
backend.run_circuit(circuit=circuit, overwrite=True)
q_circuit = QuantumCircuit.from_qasm_file(
"default_qasm_backend_output.qasm")
def test_qasm_backend():
"""Testing the QASM functionality with the QASM backend"""
circuit = Circuit()
circuit += ops.DefinitionBit(name='ro', length=2, is_output=True)
circuit += ops.RotateZ(qubit=0, theta=0)
circuit += ops.PauliX(qubit=1)
circuit += ops.MeasureQubit(qubit=0, readout='ro', readout_index=0)
circuit += ops.MeasureQubit(qubit=1, readout='ro', readout_index=1)
backend = QasmBackend(number_qubits=2)
backend.run_circuit(circuit=circuit, overwrite=True)
circuit = [
'creg ro[2];', 'rz(0.0) q[0];', 'x q[1];', 'measure q[0] -> ro[0];',
'measure q[1] -> ro[1];'
]
npt.assert_equal(backend.circuit, circuit)
def test_pyquest_global_phase():
"""Test with PyQuEST"""
circuit = Circuit()
circuit += ops.DefinitionBit(name='out', length=2, is_output=True)
circuit += ops.DefinitionFloat(name='global_phase',
length=1,
is_output=True)
circuit += ops.PauliX(qubit=0)
circuit += ops.PragmaGlobalPhase(phase=1)
circuit += ops.PragmaGlobalPhase(phase='test')
circuit += ops.MeasureQubit(qubit=0, readout='out', readout_index=0)
circuit += ops.MeasureQubit(qubit=1, readout='out', readout_index=1)
circuit += ops.InputSymbolic(name="test", input=-2)
circuit = circuit.substitute_parameters({})
pyquest = PyQuestBackend(number_qubits=2)
(output_bit_register_dict, output_float_register_dict,
output_complex_register_dict) = pyquest.run_circuit(circuit)
assert output_bit_register_dict['out'] == [[True, False]]
assert len(output_bit_register_dict['out']) == 1
assert output_float_register_dict['global_phase'][0][0] == -1
def test_measurement():
"""Test gate operations without free parameters with PyQuEST interface"""
op = ops.MeasureQubit(qubit=0, readout='test', readout_index=0)
test_dict = {'test': np.array([0, 0, 0, 0])}
env = utils.createQuestEnv()()
qubits = utils.createQureg()(2, env)
state = np.array([0, 1, 0, 0])
cheat.initStateFromAmps()(qubits, np.real(state), np.imag(state))
pyquest_call_operation(op, qubits,
classical_bit_registers=test_dict,
classical_float_registers=dict(),
classical_complex_registers=dict(),
output_bit_register_dict=dict(),)
utils.destroyQureg()(qubits, env=env)
utils.destroyQuestEnv()(env)
assert test_dict['test'][0]
#
# Unless required by applicable law or agreed to in writing, software distributed under the License
# is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
# or implied. See the License for the specific language governing permissions and limitations under
# the License.
import pytest
import sys
import numpy as np
import numpy.testing as npt
from qoqo import operations as ops
from qoqo import Circuit
from typing import List
@pytest.mark.parametrize('measurement', [
(ops.MeasureQubit(qubit=0, readout='ro', readout_index=0), int, 0),
(ops.PragmaRepeatedMeasurement(readout='ro',
number_measurements=10), int, 0),
(ops.PragmaGetPauliProduct(
qubit_paulis={
0: 1,
1: 2
}, readout='ro', circuit=Circuit()), float, 1),
(ops.PragmaGetOccupationProbability(readout='ro',
circuit=Circuit()), float, 1),
(ops.PragmaGetStateVector(readout='ro', circuit=Circuit()), complex, 2),
(ops.PragmaGetDensityMatrix(readout='ro', circuit=Circuit()), complex, 2),
])
def test_circuit(measurement):
"""Test building a circuit"""
circuit = Circuit()
ops.PragmaSetStateVector(np.array([0, 1], dtype=complex)),
ops.PragmaSetDensityMatrix(np.array([[0, 0], [0, 1]], dtype=complex)),
ops.PragmaDamping(0, 0.005, 0.02),
ops.PragmaDephasing(0, 0.005, 0.02),
ops.PragmaDepolarising(0, 0.005, 0.02),
ops.PragmaRandomNoise(0, 0.005, 0.02, 0.01),
ops.PragmaGeneralNoise(
0, 0.005, np.array([[1, 0, 0], [0, 1, 0], [0, 0, 1]], dtype=float)),
ops.PragmaConditional('ro', 0, Circuit()),
ops.PragmaRepeatGate(3),
ops.PragmaBoostNoise(0.004),
ops.PragmaStopParallelBlock([0, 1], 0.002),
ops.PragmaSleep([0, 1], 0.002),
ops.PragmaActiveReset(0),
ops.PragmaGlobalPhase(0.03),
ops.MeasureQubit(0, 'ro', 0),
ops.PragmaRepeatedMeasurement('ro', 20, {}),
ops.PragmaGetStateVector('ro', Circuit()),
ops.PragmaGetDensityMatrix('ro', Circuit()),
ops.PragmaGetOccupationProbability('ro', Circuit()),
ops.PragmaGetPauliProduct({}, 'ro', Circuit()),
ops.PragmaStartDecompositionBlock([0, 1], {}),
ops.PragmaStopDecompositionBlock([0, 1]),
ops.InputSymbolic('other', 0),
])
def test_all_operations(op: Any):
"""Test all operations with mocked interface"""
circuit = Circuit()
circuit += ops.DefinitionFloat(name='ro', length=1, is_output=False)
circuit += ops.DefinitionBit(name='ro', length=1, is_output=False)
circuit += ops.DefinitionComplex(name='ro', length=1, is_output=False)
def test_conditional_pragma():
"""Test PRAGMA conditional operation"""
test_dict = {'ro': [False, False],
'cond': [True, False]}
circuit0 = Circuit()
circuit0 += ops.PauliX(qubit=0)
circuit0 += ops.MeasureQubit(readout='ro', qubit=0, readout_index=0)
circuit1 = Circuit()
circuit1 += ops.PauliX(qubit=1)
circuit1 += ops.MeasureQubit(readout='ro', qubit=1, readout_index=1)
operation = ops.PragmaConditional(
condition_register='cond',
condition_index=0,
circuit=circuit0)
env = utils.createQuestEnv()()
qureg = utils.createQureg()(2, env)
test_dict = {'ro': [False, False],
'cond': [True, False]}
pyquest_call_operation(operation=operation,
qureg=qureg,
classical_bit_registers=test_dict,
classical_float_registers=dict(),
classical_complex_registers=dict(),
output_bit_register_dict=dict(),
)
utils.destroyQureg().call_interactive(qureg, env)
utils.destroyQuestEnv().call_interactive(env)
assert test_dict['ro'] == [True, False]
operation = ops.PragmaConditional(
condition_register='cond',
condition_index=0,
circuit=circuit1)
env = utils.createQuestEnv()()
qureg = utils.createQureg()(2, env)
test_dict = {'ro': [False, False],
'cond': [True, False]}
pyquest_call_operation(operation=operation,
qureg=qureg,
classical_bit_registers=test_dict,
classical_float_registers=dict(),
classical_complex_registers=dict(),
output_bit_register_dict=dict(),
)
utils.destroyQureg().call_interactive(qureg, env)
utils.destroyQuestEnv().call_interactive(env)
assert test_dict['ro'] == [False, True]
operation = ops.PragmaConditional(
condition_register='not_in',
condition_index=0,
circuit=circuit1)
env = utils.createQuestEnv()()
qureg = utils.createQureg()(2, env)
with pytest.raises(RuntimeError):
pyquest_call_operation(operation=operation,
qureg=qureg,
classical_bit_registers=dict(),
classical_float_registers=dict(),
classical_complex_registers=test_dict,
output_bit_register_dict=dict(),
)
utils.destroyQureg().call_interactive(qureg, env)
utils.destroyQuestEnv().call_interactive(env)
(ops.CNOT(0, 1), 'cx q[0],q[1]'),
(ops.Hadamard(0), 'h q[0]'),
(ops.PauliX(0), 'x q[0]'),
(ops.PauliY(0), 'y q[0]'),
(ops.PauliZ(0), 'z q[0]'),
(ops.SGate(0), 's q[0]'),
(ops.TGate(0), 't q[0]'),
(ops.SqrtPauliX(0), 'rx(1.5707963267948966) q[0]'),
(ops.MolmerSorensenXX(0, 1), 'rxx(pi/2) q[0],q[1]'),
(ops.ControlledPauliY(0, 1), 'cy q[0],q[1]'),
(ops.ControlledPauliZ(0, 1), 'cz q[0],q[1]'),
(ops.SingleQubitGate(0, 1, 0, 1, 0, 1.0), 'u3(0.0,0.0,-0.0) q[0]'),
(ops.PragmaRepeatedMeasurement('ro', 1, None), 'measure q -> ro;\n'),
(ops.PragmaRepeatedMeasurement('ro', 1, {0: 1, 1: 0}),
'measure q[1] -> ro[0];\nmeasure q[0] -> ro[1];\n'),
(ops.MeasureQubit(0, 'ro', 0), 'measure q[0] -> ro[0]'),
(ops.DefinitionFloat(name='ro', length=1, is_output=True), 'creg ro[1]'),
(ops.DefinitionUsize(name='ro', length=1, is_output=True), 'creg ro[1]'),
(ops.DefinitionBit(name='ro', length=1, is_output=True), 'creg ro[1]'),
(ops.DefinitionComplex(name='ro', length=1, is_output=True), 'creg ro[1]'),
(ops.InputSymbolic('other', 0), None),
(ops.PragmaSetNumberOfMeasurements(20, 'ro'), None)
])
def test_gate_translation(gate: Tuple[Any, str]):
"""Test gate operations with QASM interface"""
qasm_operation = qasm_call_operation(operation=gate[0],
number_qubits=2)
if gate[1] is None:
assert qasm_operation is None
else:
