Python Err Beispiele

Beispiel #1

def test_hash_err_same_type_different_message():
    x = Err(Exception('foo'))
    y = Err(Exception('bar'))

    assert x != y
    assert hash(x) != hash(y)

Beispiel #2

def test_hash_err():
    x = Err(Exception('error message'))
    y = Err(Exception('error message'))

    assert x == y
    assert hash(x) == hash(y)

Beispiel #3

def test_hash_err_different_type_same_message():
    x = Err(IOError('error message'))
    y = Err(TypeError('error message'))

    assert x != y
    assert hash(x) != hash(y)

Beispiel #4

def test_and_with_ok_err():
    x = Ok(2)
    y = Err(Exception('late'))

    assert x.and_(y) == Err(Exception('late'))

Beispiel #5

Datei: test_option.py Projekt: JoshKarpel/hypoxia

def test_ok_or_else_with_nun():
    x = Nun()

    assert x.ok_or_else(lambda: Exception('error message')) == Err(Exception('error message'))

Beispiel #6

def test_err_val_must_be_exception():
    with pytest.raises(Panic):
        Err(0)

Beispiel #7

def test_map_with_err():
    x = Err(Exception('error message'))

    assert x.map(lambda x: x**2) == x

Beispiel #8

def test_or_else_with_err():
    x = Err(Exception('error message'))

    assert x.or_else(lambda x: Ok(True)) == Ok(True)

Beispiel #9

def test_unwrap_with_err():
    x = Err(Exception('error message'))

    with pytest.raises(Panic):
        x.unwrap()

Beispiel #10

def test_or_with_ok():
    x = Ok(2)

    assert x.or_(Err(Exception('error message'))) == x

Beispiel #11

def test_or_with_err():
    x = Err(Exception('error message'))

    assert x.or_(Ok(5)) == Ok(5)

Beispiel #12

def test_and_then_with_err():
    x = Err(Exception('error message'))

    assert x.and_then(lambda x: x + 1) == x

Beispiel #13

def test_and_then_with_ok_and_then_err():
    x = Ok(2)

    assert x.and_then(lambda x: Err(Exception(x + 1))) == Err(Exception(3))

Beispiel #14

def test_and_with_err_err():
    x = Err(Exception('early'))
    y = Err(Exception('late'))

    assert x.and_(y) == Err(Exception('early'))

Beispiel #15

def test_is_err_with_err():
    x = Err(Exception("error message"))

    assert x.is_err()

Beispiel #16

def test_unwrap_or_with_err():
    x = Err(Exception('error message'))

    assert x.unwrap_or(0) == 0

Beispiel #17

def test_ok_with_err():
    x = Err(Exception("error message"))

    assert x.ok() == Nun()

Beispiel #18

def test_unwrap_or_else_with_err():
    x = Err(Exception('error message'))

    assert x.unwrap_or_else(lambda x: x.args[0].upper()) == 'ERROR MESSAGE'

Beispiel #19

def test_err_with_err():
    x = Err(Exception("error message"))

    assert x.err() == Some("error message")

Beispiel #20

def test_unwrap_err_with_err():
    x = Err(Exception('error message'))

    assert x.unwrap_err().args == Exception('error message').args

Beispiel #21

def test_map_err_with_err():
    x = Err(Exception('error message'))

    assert x.map_err(lambda x: Err(type(x)(x.args[0].upper()))) == Err(
        Exception('ERROR MESSAGE'))

Beispiel #22

def test_iter_with_err():
    x = Err(Exception('error message'))

    assert list(iter(x)) == []

Beispiel #23

def test_and_with_err_ok():
    x = Err(Exception('early'))
    y = Ok(2)

    assert x.and_(y) == Err(Exception('early'))

Beispiel #24

Datei: test_option.py Projekt: JoshKarpel/hypoxia

def test_ok_or_with_nun():
    x = Nun()

    assert x.ok_or(Exception('error message')) == Err(Exception('error message'))