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|
import collections
import collections.abc
from unittest import mock
from dict2xml import DataSorter, Node
class TestNode:
def test_determines_type_at_instantiation(self):
assert Node(data={}).type == "mapping"
assert Node(data=[]).type == "iterable"
for d in ["", "asdf", "", "asdf", 0, 1, False, True]:
assert Node(data=d).type == "flat"
class TestHandlingEntities:
def test_will_change_string_data_to_take_entities_into_account(self):
node = Node(data="<2&a>")
assert node.data == "<2&a>"
class TestDetermininType:
def assertType(self, *datas, **kwargs):
expected = kwargs.get("expected", None)
for d in datas:
assert Node(data=d).determine_type() == expected
def test_says_strings_are_falt(self):
self.assertType("", "asdf", "", "asdf", expected="flat")
def test_says_numbers_and_booleans_are_flat(self):
self.assertType(0, 1, False, True, expected="flat")
def test_says_anything_that_implements_dunder_iter_is_an_iterable(self):
class IterableObject(object):
def __iter__(s):
return []
self.assertType((), [], set(), IterableObject(), expected="iterable")
def test_says_anything_that_is_a_dict_or_subclass_of_collections_Mapping_is_a_mapping(
self,
):
class MappingObject(collections.abc.Mapping):
def __len__(s):
return 0
def __iter__(s):
return []
def __getitem__(s, key):
return key
self.assertType({}, MappingObject(), expected="mapping")
def test_can_not_determine_if_an_object_is_a_mapping_if_it_is_not_subclass_of_collections_Mapping(
self,
):
# Would be great if possible, but doesn't seem to be :(
class WantsToBeMappingObject(object):
def __iter__(s):
return []
def __getitem__(s, key):
return key
self.assertType(WantsToBeMappingObject(), expected="iterable")
class TestConversion:
def test_it_returns_list_of_Nodes_with_key_as_wrap_and_item_as_data_if_type_is_mapping(
self,
):
called = []
nodes = [mock.Mock(name="n{0}".format(i)) for i in range(3)]
def N(*args, **kwargs):
called.append(1)
return nodes[len(called) - 1]
ds = DataSorter()
irw = mock.Mock("irw")
ctf = mock.Mock("ctf")
FakeNode = mock.Mock(name="Node", side_effect=N)
with mock.patch("dict2xml.logic.Node", FakeNode):
data = dict(a=1, b=2, c=3)
result = Node(
data=data,
iterables_repeat_wrap=irw,
closed_tags_for=ctf,
data_sorter=ds,
).convert()
assert result == ("", nodes)
assert FakeNode.mock_calls == [
mock.call(
"a",
"",
1,
iterables_repeat_wrap=irw,
closed_tags_for=ctf,
data_sorter=ds,
),
mock.call(
"b",
"",
2,
iterables_repeat_wrap=irw,
closed_tags_for=ctf,
data_sorter=ds,
),
mock.call(
"c",
"",
3,
iterables_repeat_wrap=irw,
closed_tags_for=ctf,
data_sorter=ds,
),
]
def test_it_respects_the_order_of_an_ordered_dict(self):
called = []
nodes = [mock.Mock(name="n{0}".format(i)) for i in range(3)]
def N(*args, **kwargs):
called.append(1)
return nodes[len(called) - 1]
ds = DataSorter()
irw = mock.Mock("irw")
ctf = mock.Mock("ctf")
FakeNode = mock.Mock(name="Node", side_effect=N)
with mock.patch("dict2xml.logic.Node", FakeNode):
data = collections.OrderedDict([("b", 2), ("c", 3), ("a", 1)])
result = Node(
data=data,
iterables_repeat_wrap=irw,
closed_tags_for=ctf,
data_sorter=ds,
).convert()
assert result == ("", nodes)
assert FakeNode.mock_calls == [
mock.call(
"b",
"",
2,
iterables_repeat_wrap=irw,
closed_tags_for=ctf,
data_sorter=ds,
),
mock.call(
"c",
"",
3,
iterables_repeat_wrap=irw,
closed_tags_for=ctf,
data_sorter=ds,
),
mock.call(
"a",
"",
1,
iterables_repeat_wrap=irw,
closed_tags_for=ctf,
data_sorter=ds,
),
]
def test_it_can_be_told_to_also_sort_OrderdDict(self):
called = []
nodes = [mock.Mock(name="n{0}".format(i)) for i in range(3)]
def N(*args, **kwargs):
called.append(1)
return nodes[len(called) - 1]
ds = DataSorter.always()
irw = mock.Mock("irw")
ctf = mock.Mock("ctf")
FakeNode = mock.Mock(name="Node", side_effect=N)
with mock.patch("dict2xml.logic.Node", FakeNode):
data = collections.OrderedDict([("b", 2), ("c", 3), ("a", 1)])
result = Node(
data=data,
iterables_repeat_wrap=irw,
closed_tags_for=ctf,
data_sorter=ds,
).convert()
assert result == ("", nodes)
assert FakeNode.mock_calls == [
mock.call(
"a",
"",
1,
iterables_repeat_wrap=irw,
closed_tags_for=ctf,
data_sorter=ds,
),
mock.call(
"b",
"",
2,
iterables_repeat_wrap=irw,
closed_tags_for=ctf,
data_sorter=ds,
),
mock.call(
"c",
"",
3,
iterables_repeat_wrap=irw,
closed_tags_for=ctf,
data_sorter=ds,
),
]
def test_it_can_be_told_to_never_sort(self):
called = []
nodes = [mock.Mock(name="n{0}".format(i)) for i in range(3)]
def N(*args, **kwargs):
called.append(1)
return nodes[len(called) - 1]
ds = DataSorter.never()
irw = mock.Mock("irw")
ctf = mock.Mock("ctf")
FakeNode = mock.Mock(name="Node", side_effect=N)
with mock.patch("dict2xml.logic.Node", FakeNode):
data = {"c": 3, "a": 1, "b": 2}
result = Node(
data=data,
iterables_repeat_wrap=irw,
closed_tags_for=ctf,
data_sorter=ds,
).convert()
assert result == ("", nodes)
assert FakeNode.mock_calls == [
mock.call(
"c",
"",
3,
iterables_repeat_wrap=irw,
closed_tags_for=ctf,
data_sorter=ds,
),
mock.call(
"a",
"",
1,
iterables_repeat_wrap=irw,
closed_tags_for=ctf,
data_sorter=ds,
),
mock.call(
"b",
"",
2,
iterables_repeat_wrap=irw,
closed_tags_for=ctf,
data_sorter=ds,
),
]
def test_it_returns_list_of_Nodes_with_wrap_as_tag_and_item_as_data_if_type_is_iterable(
self,
):
called = []
nodes = [mock.Mock(name="n{0}".format(i)) for i in range(3)]
def N(*args, **kwargs):
called.append(1)
return nodes[len(called) - 1]
ds = DataSorter()
irw = mock.Mock("irw")
ctf = mock.Mock("ctf")
FakeNode = mock.Mock(name="Node", side_effect=N)
with mock.patch("dict2xml.logic.Node", FakeNode):
data = [1, 2, 3]
result = Node(
data=data,
iterables_repeat_wrap=irw,
closed_tags_for=ctf,
data_sorter=ds,
).convert()
assert result == ("", nodes)
assert FakeNode.mock_calls == [
mock.call(
"",
"",
1,
iterables_repeat_wrap=irw,
closed_tags_for=ctf,
data_sorter=ds,
),
mock.call(
"",
"",
2,
iterables_repeat_wrap=irw,
closed_tags_for=ctf,
data_sorter=ds,
),
mock.call(
"",
"",
3,
iterables_repeat_wrap=irw,
closed_tags_for=ctf,
data_sorter=ds,
),
]
def test_it_returns_data_enclosed_in_tags_made_from_self_tag_if_not_iterable_or_mapping(
self,
):
tag = "thing"
results = []
for d in [0, 1, "", "", "asdf", "qwer", False, True]:
val, children = Node(tag=tag, data=d).convert()
assert len(children) == 0
results.append(val)
assert results == [
"<thing>0</thing>",
"<thing>1</thing>",
"<thing></thing>",
"<thing></thing>",
"<thing>asdf</thing>",
"<thing>qwer</thing>",
"<thing>False</thing>",
"<thing>True</thing>",
]
def test_it_returns_data_as_is_if_not_iterable_or_mapping_and_no_self_tag(self):
tag = ""
results = []
for d in [0, 1, "", "", "asdf", "qwer", False, True]:
val, children = Node(tag=tag, data=d).convert()
assert len(children) == 0
results.append(val)
assert results == ["0", "1", "", "", "asdf", "qwer", "False", "True"]
|
