def test_QobjEigenEnergies(): "Qobj eigenenergies" data = np.eye(5) A = Qobj(data) b = A.eigenenergies() assert_(np.all(b - np.ones(5) == 0)) data = np.diag(np.arange(10)) A = Qobj(data) b = A.eigenenergies() assert_(np.all(b - np.arange(10) == 0)) data = np.diag(np.arange(10)) A = 5 * Qobj(data) b = A.eigenenergies() assert_(np.all(b - 5 * np.arange(10) == 0))