qiskit-aer/test/terra/backends/aer_simulator/test_reset.py

96 lines
4.0 KiB
Python

# This code is part of Qiskit.
#
# (C) Copyright IBM 2018, 2019.
#
# This code is licensed under the Apache License, Version 2.0. You may
# obtain a copy of this license in the LICENSE.txt file in the root directory
# of this source tree or at http://www.apache.org/licenses/LICENSE-2.0.
#
# Any modifications or derivative works of this code must retain this
# copyright notice, and modified files need to carry a notice indicating
# that they have been altered from the originals.
"""
AerSimulator Integration Tests
"""
from ddt import ddt
from test.terra.reference import ref_reset
from test.terra.backends.simulator_test_case import SimulatorTestCase, supported_methods
ALL_METHODS = [
"automatic",
"stabilizer",
"statevector",
"density_matrix",
"matrix_product_state",
"extended_stabilizer",
"tensor_network",
]
@ddt
class TestReset(SimulatorTestCase):
"""AerSimulator reset tests."""
# ---------------------------------------------------------------------
# Test reset
# ---------------------------------------------------------------------
@supported_methods(ALL_METHODS)
def test_reset_deterministic(self, method, device):
"""Test AerSimulator reset with for circuits with deterministic counts"""
backend = self.backend(method=method, device=device)
# For statevector output we can combine deterministic and non-deterministic
# count output circuits
shots = 100
circuits = ref_reset.reset_circuits_deterministic(final_measure=True)
targets = ref_reset.reset_counts_deterministic(shots)
result = backend.run(circuits, shots=shots).result()
self.assertSuccess(result)
self.compare_counts(result, circuits, targets, delta=0)
@supported_methods(ALL_METHODS)
def test_reset_nondeterministic(self, method, device):
"""Test AerSimulator reset with for circuits with non-deterministic counts"""
backend = self.backend(method=method, device=device)
# For statevector output we can combine deterministic and non-deterministic
# count output circuits
shots = 4000
circuits = ref_reset.reset_circuits_nondeterministic(final_measure=True)
targets = ref_reset.reset_counts_nondeterministic(shots)
result = backend.run(circuits, shots=shots).result()
self.assertSuccess(result)
self.compare_counts(result, circuits, targets, delta=0.05 * shots)
@supported_methods(ALL_METHODS)
def test_reset_sampling_opt(self, method, device):
"""Test sampling optimization"""
backend = self.backend(method=method, device=device)
shots = 4000
circuits = ref_reset.reset_circuits_sampling_optimization()
targets = ref_reset.reset_counts_sampling_optimization(shots)
result = backend.run(circuits, shots=shots).result()
self.assertSuccess(result)
self.compare_counts(result, circuits, targets, delta=0.05 * shots)
@supported_methods(ALL_METHODS)
def test_repeated_resets(self, method, device):
"""Test repeated reset operations"""
backend = self.backend(method=method, device=device)
shots = 100
circuits = ref_reset.reset_circuits_repeated()
targets = ref_reset.reset_counts_repeated(shots)
result = backend.run(circuits, shots=shots).result()
self.assertSuccess(result)
self.compare_counts(result, circuits, targets, delta=0)
@supported_methods(ALL_METHODS)
def test_reset_moving_qubits(self, method, device):
"""Test AerSimulator reset with for circuits where qubits have moved"""
backend = self.backend(method=method, device=device)
# count output circuits
shots = 1000
circuits = ref_reset.reset_circuits_with_entangled_and_moving_qubits(final_measure=True)
targets = ref_reset.reset_counts_with_entangled_and_moving_qubits(shots)
result = backend.run(circuits, shots=shots).result()
self.assertSuccess(result)
self.compare_counts(result, circuits, targets, delta=0.05 * shots)