def test_single_qubit_op_to_framed_phase_form_output_on_example_case():
u, t, g = cirq.single_qubit_op_to_framed_phase_form(
cirq.unitary(cirq.Y**0.25))
cirq.testing.assert_allclose_up_to_global_phase(u,
cirq.unitary(cirq.X**0.5),
atol=1e-7)
assert abs(t - (1 + 1j) * math.sqrt(0.5)) < 0.00001
assert abs(g - 1) < 0.00001
def test_single_qubit_op_to_framed_phase_form_equivalent_on_known_and_random(
mat):
u, t, g = cirq.single_qubit_op_to_framed_phase_form(mat)
z = np.diag([g, g * t])
assert np.allclose(mat, np.conj(u.T).dot(z).dot(u))
def test_single_qubit_op_to_framed_phase_form_equivalent_on_known_and_random(
mat):
u, t, g = cirq.single_qubit_op_to_framed_phase_form(mat)
z = np.diag([g, g * t])
assert np.allclose(mat, np.conj(u.T).dot(z).dot(u))
def test_single_qubit_op_to_framed_phase_form_output_on_example_case():
u, t, g = cirq.single_qubit_op_to_framed_phase_form(
(cirq.Y**0.25).matrix())
assert cirq.allclose_up_to_global_phase(u, (cirq.X**0.5).matrix())
assert abs(t - (1 + 1j) * math.sqrt(0.5)) < 0.00001
assert abs(g - 1) < 0.00001
def test_single_qubit_op_to_framed_phase_form_output_on_example_case():
u, t, g = cirq.single_qubit_op_to_framed_phase_form(
(cirq.Y**0.25).matrix())
assert cirq.allclose_up_to_global_phase(u, (cirq.X**0.5).matrix())
assert abs(t - (1 + 1j) * math.sqrt(0.5)) < 0.00001
assert abs(g - 1) < 0.00001
