def mock_qubit_device_with_original_statistics(monkeypatch):
""" A mock device that mocks only basis methods and uses the original statistics related methods"""
with monkeypatch.context() as m:
m.setattr(QubitDevice, "__abstractmethods__", frozenset())
m.setattr(QubitDevice, "_capabilities", mock_qubit_device_capabilities)
m.setattr(QubitDevice, "operations", ["PauliY", "RX", "Rot"])
m.setattr(QubitDevice, "observables", ["PauliZ"])
m.setattr(QubitDevice, "short_name", "MockDevice")
yield QubitDevice()
def mock_qubit_device_with_paulis_and_methods(monkeypatch):
"""A mock instance of the abstract QubitDevice class that supports Paulis in its capabilities"""
with monkeypatch.context() as m:
m.setattr(QubitDevice, "__abstractmethods__", frozenset())
m.setattr(QubitDevice, "_capabilities", mock_qubit_device_capabilities)
m.setattr(QubitDevice, "operations", mock_qubit_device_paulis)
m.setattr(QubitDevice, "observables", mock_qubit_device_paulis)
m.setattr(QubitDevice, "short_name", "MockDevice")
m.setattr(QubitDevice, "expval", lambda self, x: 0)
m.setattr(QubitDevice, "var", lambda self, x: 0)
m.setattr(QubitDevice, "sample", lambda self, x: 0)
m.setattr(QubitDevice, "apply", lambda self, x: None)
yield QubitDevice()
def mock_qubit_device(monkeypatch):
""" A mock device that mocks most of the methods except for e.g. probability()"""
with monkeypatch.context() as m:
m.setattr(QubitDevice, "__abstractmethods__", frozenset())
m.setattr(QubitDevice, "_capabilities", mock_qubit_device_capabilities)
m.setattr(QubitDevice, "operations", ["PauliY", "RX", "Rot"])
m.setattr(QubitDevice, "observables", ["PauliZ"])
m.setattr(QubitDevice, "short_name", "MockDevice")
m.setattr(QubitDevice, "expval", lambda self, x: 0)
m.setattr(QubitDevice, "var", lambda self, x: 0)
m.setattr(QubitDevice, "sample", lambda self, x: 0)
m.setattr(QubitDevice, "apply", lambda self, x: None)
yield QubitDevice()
def mock_qubit_device_with_paulis_and_methods(monkeypatch):
"""A mock instance of the abstract QubitDevice class that supports Paulis in its capabilities"""
with monkeypatch.context() as m:
m.setattr(QubitDevice, '__abstractmethods__', frozenset())
m.setattr(QubitDevice, '_capabilities', mock_qubit_device_capabilities)
m.setattr(QubitDevice, 'operations', mock_qubit_device_paulis)
m.setattr(QubitDevice, 'observables', mock_qubit_device_paulis)
m.setattr(QubitDevice, 'short_name', 'MockDevice')
m.setattr(QubitDevice, 'expval', lambda self, x: 0)
m.setattr(QubitDevice, 'var', lambda self, x: 0)
m.setattr(QubitDevice, 'sample', lambda self, x: 0)
m.setattr(QubitDevice, 'apply', lambda self, x: None)
yield QubitDevice()
def mock_qubit_device(monkeypatch):
""" A mock device that mocks most of the methods except for e.g. probability()"""
with monkeypatch.context() as m:
m.setattr(QubitDevice, '__abstractmethods__', frozenset())
m.setattr(QubitDevice, '_capabilities', mock_qubit_device_capabilities)
m.setattr(QubitDevice, 'operations', ["PauliY", "RX", "Rot"])
m.setattr(QubitDevice, 'observables', ["PauliZ"])
m.setattr(QubitDevice, 'short_name', 'MockDevice')
m.setattr(QubitDevice, 'expval', lambda self, x: 0)
m.setattr(QubitDevice, 'var', lambda self, x: 0)
m.setattr(QubitDevice, 'sample', lambda self, x: 0)
m.setattr(QubitDevice, 'apply', lambda self, x: None)
yield QubitDevice()
def mock_qubit_device_extract_stats(monkeypatch):
""" A mock device that mocks the methods related to statistics (expval, var, sample, probability)"""
with monkeypatch.context() as m:
m.setattr(QubitDevice, "__abstractmethods__", frozenset())
m.setattr(QubitDevice, "_capabilities", mock_qubit_device_capabilities)
m.setattr(QubitDevice, "operations", ["PauliY", "RX", "Rot"])
m.setattr(QubitDevice, "observables", ["PauliZ"])
m.setattr(QubitDevice, "short_name", "MockDevice")
m.setattr(QubitDevice, "expval", lambda self, x: 0)
m.setattr(QubitDevice, "var", lambda self, x: 0)
m.setattr(QubitDevice, "sample", lambda self, x: 0)
m.setattr(
QubitDevice, "probability", lambda self, wires=None: 0 if wires is None else wires
)
m.setattr(QubitDevice, "apply", lambda self, x: x)
yield QubitDevice()
def mock_qubit_device_extract_stats(monkeypatch):
""" A mock device that mocks the methods related to statistics (expval, var, sample, probability)"""
with monkeypatch.context() as m:
m.setattr(QubitDevice, '__abstractmethods__', frozenset())
m.setattr(QubitDevice, '_capabilities', mock_qubit_device_capabilities)
m.setattr(QubitDevice, 'operations', ["PauliY", "RX", "Rot"])
m.setattr(QubitDevice, 'observables', ["PauliZ"])
m.setattr(QubitDevice, 'short_name', 'MockDevice')
m.setattr(QubitDevice, 'expval', lambda self, x: 0)
m.setattr(QubitDevice, 'var', lambda self, x: 0)
m.setattr(QubitDevice, 'sample', lambda self, x: 0)
m.setattr(QubitDevice,
'probability',
lambda self, wires=None: 0 if wires is None else wires)
m.setattr(QubitDevice, 'apply', lambda self, x: x)
yield QubitDevice()
def get_qubit_device(wires=1):
return QubitDevice(wires=wires)
