Python FnConstWeighting.equivの例

コード例 #1

ファイル: ntuples_test.py プロジェクト: wjp/odl

def test_constant_equiv():
    n = 10
    constant = 1.5

    w_const = FnConstWeighting(constant)
    w_const2 = FnConstWeighting(constant)

    const_sparse_mat = sp.sparse.dia_matrix(([constant] * n, [0]),
                                            shape=(n, n))
    const_dense_mat = constant * np.eye(n)
    w_matrix_sp = FnMatrixWeighting(const_sparse_mat)
    w_matrix_de = FnMatrixWeighting(const_dense_mat)

    # Equal -> True
    assert w_const.equiv(w_const)
    assert w_const.equiv(w_const2)
    # Equivalent matrix representation -> True
    assert w_const.equiv(w_matrix_sp)
    assert w_const.equiv(w_matrix_de)

    w_different_const = FnConstWeighting(2.5)
    assert not w_const.equiv(w_different_const)

    # Bogus input
    assert not w_const.equiv(True)
    assert not w_const.equiv(object)
    assert not w_const.equiv(None)

コード例 #2

ファイル: ntuples_test.py プロジェクト: rajmund/odl

def test_constant_equiv():
    n = 10
    constant = 1.5

    w_const = FnConstWeighting(constant)
    w_const2 = FnConstWeighting(constant)

    const_sparse_mat = sp.sparse.dia_matrix(([constant] * n, [0]),
                                            shape=(n, n))
    const_dense_mat = constant * np.eye(n)
    w_matrix_sp = FnMatrixWeighting(const_sparse_mat)
    w_matrix_de = FnMatrixWeighting(const_dense_mat)

    # Equal -> True
    assert w_const.equiv(w_const)
    assert w_const.equiv(w_const2)
    # Equivalent matrix representation -> True
    assert w_const.equiv(w_matrix_sp)
    assert w_const.equiv(w_matrix_de)

    w_different_const = FnConstWeighting(2.5)
    assert not w_const.equiv(w_different_const)

    # Bogus input
    assert not w_const.equiv(True)
    assert not w_const.equiv(object)
    assert not w_const.equiv(None)