Files
bonobo/tests/structs/test_bags.py
Romain Dorgueil 3c453f0be7 Code formating.
2017-10-22 18:05:39 +02:00

143 lines
3.3 KiB
Python

import pickle
from unittest.mock import Mock
from bonobo import Bag
from bonobo.constants import INHERIT_INPUT
from bonobo.structs import Token
args = (
'foo',
'bar',
)
kwargs = dict(acme='corp')
def test_basic():
my_callable1 = Mock()
my_callable2 = Mock()
bag = Bag(*args, **kwargs)
assert not my_callable1.called
result1 = bag.apply(my_callable1)
assert my_callable1.called and result1 is my_callable1.return_value
assert not my_callable2.called
result2 = bag.apply(my_callable2)
assert my_callable2.called and result2 is my_callable2.return_value
assert result1 is not result2
my_callable1.assert_called_once_with(*args, **kwargs)
my_callable2.assert_called_once_with(*args, **kwargs)
def test_inherit():
bag = Bag('a', a=1)
bag2 = Bag.inherit('b', b=2, _parent=bag)
bag3 = bag.extend('c', c=3)
bag4 = Bag('d', d=4)
assert bag.args == ('a', )
assert bag.kwargs == {'a': 1}
assert bag.flags is ()
assert bag2.args == (
'a',
'b',
)
assert bag2.kwargs == {'a': 1, 'b': 2}
assert INHERIT_INPUT in bag2.flags
assert bag3.args == (
'a',
'c',
)
assert bag3.kwargs == {'a': 1, 'c': 3}
assert bag3.flags is ()
assert bag4.args == ('d', )
assert bag4.kwargs == {'d': 4}
assert bag4.flags is ()
bag4.set_parent(bag)
assert bag4.args == (
'a',
'd',
)
assert bag4.kwargs == {'a': 1, 'd': 4}
assert bag4.flags is ()
bag4.set_parent(bag3)
assert bag4.args == (
'a',
'c',
'd',
)
assert bag4.kwargs == {'a': 1, 'c': 3, 'd': 4}
assert bag4.flags is ()
def test_pickle():
bag1 = Bag('a', a=1)
bag2 = Bag.inherit('b', b=2, _parent=bag1)
bag3 = bag1.extend('c', c=3)
bag4 = Bag('d', d=4)
# XXX todo this probably won't work with inheriting bags if parent is not there anymore? maybe that's not true
# because the parent may be in the serialization output but we need to verify this assertion.
for bag in bag1, bag2, bag3, bag4:
pickled = pickle.dumps(bag)
unpickled = pickle.loads(pickled)
assert unpickled == bag
def test_eq_operator_bag():
assert Bag('foo') == Bag('foo')
assert Bag('foo') != Bag('bar')
assert Bag('foo') is not Bag('foo')
assert Bag('foo') != Token('foo')
assert Token('foo') != Bag('foo')
def test_eq_operator_tuple_mixed():
assert Bag('foo', bar='baz') == ('foo', {'bar': 'baz'})
assert Bag('foo') == ('foo', {})
assert Bag() == ({}, )
def test_eq_operator_tuple_not_mixed():
assert Bag('foo', 'bar') == ('foo', 'bar')
assert Bag('foo') == ('foo', )
assert Bag() == ()
def test_eq_operator_dict():
assert Bag(foo='bar') == {'foo': 'bar'}
assert Bag(
foo='bar', corp='acme'
) == {
'foo': 'bar',
'corp': 'acme',
}
assert Bag(
foo='bar', corp='acme'
) == {
'corp': 'acme',
'foo': 'bar',
}
assert Bag() == {}
def test_repr():
bag = Bag('a', a=1)
assert repr(bag) == "<Bag ('a', a=1)>"
def test_iterator():
bag = Bag()
assert list(bag.apply([1, 2, 3])) == [1, 2, 3]
assert list(bag.apply((1, 2, 3))) == [1, 2, 3]
assert list(bag.apply(range(5))) == [0, 1, 2, 3, 4]
assert list(bag.apply('azerty')) == ['a', 'z', 'e', 'r', 't', 'y']