def test_Zgate_displacement(self):
"""Test displacement vector matches Zgate"""
z = 0.654
H, _ = zdisplacement(z)
_, d = quadratic_coefficients(H)
expected = np.array([0, 1])
assert np.allclose(d, expected)
def test_coefficients(self):
"""Test coefficients are correct"""
self.logTestName()
H, _ = zdisplacement(self.p)
self.assertEqual(H, -QuadOperator('q0', 1))
def test_gaussian(self):
"""Test output is gaussian"""
self.logTestName()
H, _ = zdisplacement(self.p)
res = H.is_gaussian()
self.assertTrue(res)
def test_time(self):
"""Test time parameter is correct"""
self.logTestName()
_, r = zdisplacement(self.p)
self.assertEqual(r, self.p)
def test_identity(self):
"""Test alpha=0 gives identity"""
self.logTestName()
_, r = zdisplacement(0)
self.assertEqual(r, 0)
def test_hermitian(self):
"""Test output is hermitian"""
self.logTestName()
H, _ = zdisplacement(self.p)
self.assertTrue(is_hermitian(H))
self.assertTrue(is_hermitian(get_boson_operator(H, hbar=self.hbar)))
def test_coefficients(self):
"""Test coefficients are correct"""
H, _ = zdisplacement(self.p)
assert H == -QuadOperator('q0', 1)
def test_time(self):
"""Test time parameter is correct"""
_, r = zdisplacement(self.p)
assert r == self.p
def test_gaussian(self):
"""Test output is gaussian"""
H, _ = zdisplacement(self.p)
res = H.is_gaussian()
assert res
def test_hermitian(self, hbar):
"""Test output is hermitian"""
H, _ = zdisplacement(self.p)
assert is_hermitian(H)
assert is_hermitian(get_boson_operator(H, hbar=hbar))
def test_identity(self):
"""Test alpha=0 gives identity"""
_, r = zdisplacement(0)
assert r == 0
