def test_mixer_layer_errors(self):
"""Tests that the mixer layer is throwing the correct errors"""
hamiltonian = [[1, 1], [1, 1]]
with pytest.raises(ValueError, match=r"hamiltonian must be of type pennylane.Hamiltonian"):
qaoa.mixer_layer(0.1, hamiltonian)
def test_mixer_layer_output(self, mixer, gates):
"""Tests that the gates of the mixer layer are correct"""
alpha = 1
with qml._queuing.OperationRecorder() as rec:
qaoa.mixer_layer(alpha, mixer)
for i, j in zip(rec.operations, gates):
prep = [i.name, i.parameters, i.wires]
target = [j.name, j.parameters, j.wires]
assert prep == target
def qaoa_layer(gamma, alpha):
qaoa.cost_layer(gamma, cost_h)
qaoa.mixer_layer(alpha, mixer_h)
def qaoa_layer(gamma, alpha):
qaoa.cost_layer(gamma, H_cost)
qaoa.mixer_layer(alpha, H_mixer)
def qaoa_layer(gamma, beta):
qaoa.cost_layer(gamma, cost_h)
qaoa.mixer_layer(beta, mixer_h)
