def test_commutes_identity(self):
com = commutator(FermionOperator.identity(),
FermionOperator('2^ 3', 2.3))
self.assertEqual(com, FermionOperator.zero())
com = commutator(BosonOperator.identity(), BosonOperator('2^ 3', 2.3))
self.assertTrue(com == BosonOperator.zero())
com = commutator(QuadOperator.identity(), QuadOperator('q2 p3', 2.3))
self.assertTrue(com == QuadOperator.zero())
def test_identity(self):
"""Test alpha=0 gives identity"""
self.logTestName()
H, r = displacement(0, hbar=self.hbar)
self.assertEqual(H, BosonOperator.identity())
self.assertEqual(r, 0)
def test_identity(self):
q = QuadOperator('')
b = get_boson_operator(q)
self.assertTrue(b == BosonOperator.identity())
def test_identity(self, hbar):
"""Test alpha=0 gives identity"""
H, r = displacement(0, hbar=hbar)
assert H == BosonOperator.identity()
assert r == 0
