def test_recurse_property(self, cls, dict_class):
"""
Property tests for recursive asdict.
"""
obj = cls()
obj_dict = asdict(obj, dict_factory=dict_class)
def assert_proper_dict_class(obj, obj_dict):
assert isinstance(obj_dict, dict_class)
for field in fields(obj.__class__):
field_val = getattr(obj, field.name)
if has(field_val.__class__):
# This field holds a class, recurse the assertions.
assert_proper_dict_class(field_val, obj_dict[field.name])
elif isinstance(field_val, Sequence):
dict_val = obj_dict[field.name]
for item, item_dict in zip(field_val, dict_val):
if has(item.__class__):
assert_proper_dict_class(item, item_dict)
elif isinstance(field_val, Mapping):
# This field holds a dictionary.
assert isinstance(obj_dict[field.name], dict_class)
for key, val in field_val.items():
if has(val.__class__):
assert_proper_dict_class(val,
obj_dict[field.name][key])
assert_proper_dict_class(obj, obj_dict)
def test_recurse_property(self, cls, dict_class):
"""
Property tests for recursive asdict.
"""
obj = cls()
obj_dict = asdict(obj, dict_factory=dict_class)
def assert_proper_dict_class(obj, obj_dict):
assert isinstance(obj_dict, dict_class)
for field in fields(obj.__class__):
field_val = getattr(obj, field.name)
if has(field_val.__class__):
# This field holds a class, recurse the assertions.
assert_proper_dict_class(field_val, obj_dict[field.name])
elif isinstance(field_val, Sequence):
dict_val = obj_dict[field.name]
for item, item_dict in zip(field_val, dict_val):
if has(item.__class__):
assert_proper_dict_class(item, item_dict)
elif isinstance(field_val, Mapping):
# This field holds a dictionary.
assert isinstance(obj_dict[field.name], dict_class)
for key, val in field_val.items():
if has(val.__class__):
assert_proper_dict_class(val, obj_dict[key])
assert_proper_dict_class(obj, obj_dict)
def test_lists_tuples(self, container, C):
"""
If recurse is True, also recurse into lists.
"""
assert {"x": 1, "y": [{"x": 2, "y": 3}, {"x": 4, "y": 5}, "a"]} == asdict(
C(1, container([C(2, 3), C(4, 5), "a"]))
)
def test_asdict_preserve_order(self, cls):
"""
Field order should be preserved when dumping to OrderedDicts.
"""
instance = cls()
dict_instance = asdict(instance, dict_factory=OrderedDict)
assert [a.name for a in fields(cls)] == list(dict_instance.keys())
def test_shallow(self, C, dict_factory):
"""
Shallow asdict returns correct dict.
"""
assert {
"x": 1,
"y": 2,
} == asdict(C(x=1, y=2), False, dict_factory=dict_factory)
def test_asdict_preserve_order(self, cls):
"""
Field order should be preserved when dumping to OrderedDicts.
"""
instance = cls()
dict_instance = asdict(instance, dict_factory=OrderedDict)
assert [a.name for a in fields(cls)] == list(dict_instance.keys())
def test_shallow(self, C, dict_factory):
"""
Shallow asdict returns correct dict.
"""
assert {
"x": 1,
"y": 2,
} == asdict(C(x=1, y=2), False, dict_factory=dict_factory)
def test_lists_tuples(self, container, C):
"""
If recurse is True, also recurse into lists.
"""
assert {
"x": 1,
"y": [{"x": 2, "y": 3}, {"x": 4, "y": 5}, "a"],
} == asdict(C(1, container([C(2, 3), C(4, 5), "a"])))
def test_shallow(self):
"""
Shallow asdict returns correct dict.
"""
assert {
"x": 1,
"y": 2,
} == asdict(C(x=1, y=2), False)
def test_dicts(self, C, dict_factory):
"""
If recurse is True, also recurse into dicts.
"""
res = asdict(C(1, {"a": C(4, 5)}), dict_factory=dict_factory)
assert {
"x": 1,
"y": {"a": {"x": 4, "y": 5}},
} == res
assert isinstance(res, dict_factory)
def test_lists_tuples_retain_type(self, container, C):
"""
If recurse and retain_collection_types are True, also recurse
into lists and do not convert them into list.
"""
assert {
"x": 1,
"y": container([{"x": 2, "y": 3}, {"x": 4, "y": 5}, "a"]),
} == asdict(C(1, container([C(2, 3), C(4, 5), "a"])),
retain_collection_types=True)
def test_filter(self, C, dict_factory):
"""
Attributes that are supposed to be skipped are skipped.
"""
assert {
"x": {"x": 1},
} == asdict(C(
C(1, 2),
C(3, 4),
), filter=lambda a, v: a.name != "y", dict_factory=dict_factory)
def test_filter(self, C, dict_factory):
"""
Attributes that are supposed to be skipped are skipped.
"""
assert {
"x": {"x": 1},
} == asdict(C(
C(1, 2),
C(3, 4),
), filter=lambda a, v: a.name != "y", dict_factory=dict_factory)
def test_dicts(self, C, dict_factory):
"""
If recurse is True, also recurse into dicts.
"""
res = asdict(C(1, {"a": C(4, 5)}), dict_factory=dict_factory)
assert {
"x": 1,
"y": {"a": {"x": 4, "y": 5}},
} == res
assert isinstance(res, dict_factory)
def test_recurse(self, C, dict_class):
"""
Deep asdict returns correct dict.
"""
assert {
"x": {"x": 1, "y": 2},
"y": {"x": 3, "y": 4},
} == asdict(C(
C(1, 2),
C(3, 4),
), dict_factory=dict_class)
def test_recurse(self, C, dict_class):
"""
Deep asdict returns correct dict.
"""
assert {
"x": {"x": 1, "y": 2},
"y": {"x": 3, "y": 4},
} == asdict(C(
C(1, 2),
C(3, 4),
), dict_factory=dict_class)
def test_roundtrip(self, cls, dict_class):
"""
Test dumping to dicts and back for Hypothesis-generated classes.
"""
instance = cls()
dict_instance = asdict(instance, dict_factory=dict_class)
assert isinstance(dict_instance, dict_class)
roundtrip_instance = cls(**dict_instance)
assert instance == roundtrip_instance
def test_roundtrip(self, cls, dict_class):
"""
Test dumping to dicts and back for Hypothesis-generated classes.
"""
instance = cls()
dict_instance = asdict(instance, dict_factory=dict_class)
assert isinstance(dict_instance, dict_class)
roundtrip_instance = cls(**dict_instance)
assert instance == roundtrip_instance
def test_dicts(self):
"""
If recurse is True, also recurse into dicts.
"""
assert {
"x": 1,
"y": {
"a": {
"x": 4,
"y": 5
}
},
} == asdict(C(1, {"a": C(4, 5)}))
def test_roundtrip(self, cls, dict_class):
"""
Test dumping to dicts and back for Hypothesis-generated classes.
Private attributes don't round-trip (the attribute name is different
than the initializer argument).
"""
instance = cls()
dict_instance = asdict(instance, dict_factory=dict_class)
assert isinstance(dict_instance, dict_class)
roundtrip_instance = cls(**dict_instance)
assert instance == roundtrip_instance
def test_recurse(self):
"""
Deep asdict returns correct dict.
"""
assert {
"x": {
"x": 1,
"y": 2
},
"y": {
"x": 3,
"y": 4
},
} == asdict(C(
C(1, 2),
C(3, 4),
))
def test_dicts(self, C):
"""
If recurse is True, also recurse into dicts.
"""
assert {"x": 1, "y": {"a": {"x": 4, "y": 5}}} == asdict(C(1, {"a": C(4, 5)}))
def test_recurse(self, C):
"""
Deep asdict returns correct dict.
"""
assert {"x": {"x": 1, "y": 2}, "y": {"x": 3, "y": 4}} == asdict(C(C(1, 2), C(3, 4)))
def test_shallow(self, C):
"""
Shallow asdict returns correct dict.
"""
assert {"x": 1, "y": 2} == asdict(C(x=1, y=2), False)
