def test_handles_non_dict_mappings(self):
"""Mapping types in general are supported"""
from collections import OrderedDict, defaultdict
first = OrderedDict(a=OrderedDict(a1=1), c={'c1': 1})
second = defaultdict(None, a=dict(a2=2))
update_deep(first, second)
self.assertEqual(first, {'a': {'a1': 1, 'a2': 2}, 'c': {'c1': 1}})
def test_handles_non_dict_mappings(self):
"""Mapping types in general are supported"""
from collections import OrderedDict, defaultdict
first = OrderedDict(a=OrderedDict(a1=1), c={'c1': 1})
second = defaultdict(None, a=dict(a2=2))
update_deep(first, second)
self.assertEqual(first, {'a': {'a1': 1, 'a2': 2}, 'c': {'c1': 1}})
def test_updates_recursively(self):
first = {'a': {'a1': 1, 'aa': {}}, 'b': "B"}
second = {'a': {'a2': 2, 'aa': {'aa1': 11}}}
result = update_deep(first, second)
self.assertEqual(first, {
'a': {
'a1': 1,
'a2': 2,
'aa': {
'aa1': 11
}
},
'b': "B"
})
self.assertIsNone(
result
) # modifies first in place; doesn't return it (same as dict.update())
def test_overwrites_sequences(self):
"""Only mappings are handled recursively; sequences are considered atomic"""
first = {'a': [1, 2]}
second = {'a': [3]}
update_deep(first, second)
self.assertEqual(first, {'a': [3]})
def test_overwrites_sequences(self):
"""Only mappings are handled recursively; sequences are considered atomic"""
first = {'a': [1, 2]}
second = {'a': [3]}
update_deep(first, second)
self.assertEqual(first, {'a': [3]})
def test_updates_recursively(self):
first = {'a': {'a1': 1, 'aa': {}}, 'b': "B"}
second = {'a': {'a2': 2, 'aa': {'aa1': 11}}}
result = update_deep(first, second)
self.assertEqual(first, {'a': {'a1': 1, 'a2': 2, 'aa': {'aa1': 11}}, 'b': "B"})
self.assertIsNone(result) # modifies first in place; doesn't return it (same as dict.update())
