def test_lookup_rotation(self, reg_size, gate_cnt):
self.log.debug('Testing Lookup Rotation with positive eigenvalues')
a = QuantumRegister(reg_size, name='a')
lrot = LookupRotation(negative_evals=False)
lrot_circuit = lrot.construct_circuit('', a)
circuit_cnt = lrot_circuit.data.__len__()
assert (circuit_cnt == gate_cnt)
self.log.debug('Lookup rotation register size: {}'.format(reg_size))
self.log.debug('Lookup rotation gate count: {}'.format(circuit_cnt))
def test_lookup_rotation(self, reg_size, ref_rot):
self.log.debug('Testing Lookup Rotation with positive eigenvalues')
ref_sv_ampl = ref_rot**2
ref_size = reg_size + 3 # add work, msq and anc qubits
ref_dim = 2**ref_size
ref_sv = np.zeros(ref_dim, dtype=complex)
ref_sv[int(ref_dim / 2) + 1] = ref_sv_ampl + 0j
ref_sv[1] = np.sqrt(1 - ref_sv_ampl**2) + 0j
state = basis_state('1', reg_size)
a = QuantumRegister(reg_size, name='a')
init_circuit = QuantumCircuit(a)
init_circuit.initialize(state, a)
lrot = LookupRotation(negative_evals=False)
lrot_circuit = init_circuit + lrot.construct_circuit('', a)
lrot_sv = sim_statevec(lrot_circuit)
fidelity = state_fidelity(lrot_sv, ref_sv)
np.testing.assert_approx_equal(fidelity, 1, significant=5)
self.log.debug('Lookup rotation register size: {}'.format(reg_size))
self.log.debug('Lookup rotation fidelity: {}'.format(fidelity))
def test_lookup_rotation(self, reg_size, ref_rot):
""" lookup rotation test """
self.log.debug('Testing Lookup Rotation with positive eigenvalues')
ref_sv_ampl = ref_rot**2
ref_size = reg_size + 3 # add work, msq and anc qubits
ref_dim = 2**ref_size
ref_sv = np.zeros(ref_dim, dtype=complex)
ref_sv[int(ref_dim / 2) + 1] = ref_sv_ampl + 0j
ref_sv[1] = np.sqrt(1 - ref_sv_ampl**2) + 0j
state = Statevector.from_label('0' * (reg_size - 1) + '1').data
q_a = QuantumRegister(reg_size, name='a')
init_circuit = QuantumCircuit(q_a)
init_circuit.initialize(state, q_a)
lrot = LookupRotation(negative_evals=False)
lrot_circuit = init_circuit + lrot.construct_circuit('', q_a)
lrot_sv = _sim_statevec(lrot_circuit)
fidelity = state_fidelity(lrot_sv, ref_sv)
np.testing.assert_approx_equal(fidelity, 1, significant=5)
self.log.debug('Lookup rotation register size: %s', reg_size)
self.log.debug('Lookup rotation fidelity: %s', fidelity)