def test_angled_gate_with_expr():
expr = FreeParameterExpression(FreeParameter("theta") + 1)
new_expr = expr.subs({"theta": 1})
gate = AngledGate(angle=new_expr, qubit_count=1, ascii_symbols=["bar"])
expected = AngledGate(angle=2, qubit_count=1, ascii_symbols=["bar"])
assert gate == expected
def test_adjoint_parameterized():
theta = FreeParameter("theta")
angled_gate = AngledGate(angle=(theta + 1),
qubit_count=1,
ascii_symbols=["foo"])
assert angled_gate.adjoint() == [
AngledGate(angle=-(theta + 1), qubit_count=1, ascii_symbols=["foo"])
]
def test_equality(angled_gate):
gate = AngledGate(angle=0.15, qubit_count=1, ascii_symbols=["bar"])
other_gate = AngledGate(angle=0.3, qubit_count=1, ascii_symbols=["foo"])
non_gate = "non gate"
assert angled_gate == gate
assert angled_gate is not gate
assert angled_gate != other_gate
assert angled_gate != non_gate
def test_symbolic_equality():
symbol1 = FreeParameter("theta")
symbol2 = FreeParameter("phi")
symbol3 = FreeParameter("theta")
gate1 = AngledGate(angle=symbol1, qubit_count=1, ascii_symbols=["bar"])
gate2 = AngledGate(angle=symbol1, qubit_count=1, ascii_symbols=["bar"])
gate3 = AngledGate(angle=symbol3, qubit_count=1, ascii_symbols=["bar"])
other_gate = AngledGate(angle=symbol2,
qubit_count=1,
ascii_symbols=["foo"])
assert gate1 == gate2
assert gate1 == gate3
assert gate1 is not gate2
assert gate1 != other_gate
def test_getters():
qubit_count = 2
ascii_symbols = ("foo", "bar")
angle = 0.15
gate = AngledGate(angle=angle, qubit_count=qubit_count, ascii_symbols=ascii_symbols)
assert gate.qubit_count == qubit_count
assert gate.ascii_symbols == ascii_symbols
assert gate.angle == angle
def test_np_float_angle_json():
angled_gate = AngledGate(angle=np.float32(0.15),
qubit_count=1,
ascii_symbols=["foo"])
angled_gate_json = BaseModel.construct(target=[0],
angle=angled_gate.angle).json()
match = re.match(r'\{"target": \[0], "angle": (\d*\.?\d*)}',
angled_gate_json)
angle_value = float(match.group(1))
assert angle_value == angled_gate.angle
def test_angle_is_none():
AngledGate(qubit_count=1, ascii_symbols=["foo"], angle=None)
def angled_gate():
return AngledGate(angle=0.15, qubit_count=1, ascii_symbols=["foo"])
def test_mixed_angle_equality():
symbol1 = FreeParameter("theta")
gate1 = AngledGate(angle=symbol1, qubit_count=1, ascii_symbols=["bar"])
gate2 = AngledGate(angle=0.15, qubit_count=1, ascii_symbols=["foo"])
assert gate1 != gate2
def test_adjoint(angled_gate):
assert angled_gate.adjoint() == [
AngledGate(angle=-0.15, qubit_count=1, ascii_symbols=["foo"])
]
def test_bind_values():
theta = FreeParameter("theta")
gate = AngledGate(angle=theta, qubit_count=1, ascii_symbols=["bar"])
gate.bind_values(theta=1)