def test_deep_merge_list11():
"""
"""
a = [{'foo': 23}, {'bar': 666}]
b = [{'foo': 33}, {'goo': 17}]
c = _deep_merge_object(a, b)
assert c == [{'foo': 33}, {'bar': 666, 'goo': 17}]
def test_deep_merge_list10():
"""
"""
a = [{'foo': 23}, {'bar': 666}, {'baz': 42}]
b = [None, 'COPY', 'COPY', {'moo': 99}]
c = _deep_merge_object(a, b)
assert c == [{'bar': 666}, {'baz': 42}, {'moo': 99}]
def test_deep_merge_list9():
"""
"""
a = [{'foo': 23}, {'bar': 666}, {'baz': 42}]
b = ['COPY', None, 'COPY']
c = _deep_merge_object(a, b)
assert c == [{'foo': 23}, {'baz': 42}]
def test_deep_merge_map9():
"""
Test replacing an existing key in a nested map.
"""
a = {'foo': 23, 'bar': {'baz': 666}}
b = {'bar': {'baz': 888}}
c = _deep_merge_object(a, b)
assert c == {'foo': 23, 'bar': {'baz': 888}}
def test_deep_merge_list7():
"""
Test partially dropping items, copying and appending items.
"""
a = [1, 2, 3]
b = [0, None, 'COPY', 4, 5]
c = _deep_merge_object(a, b)
assert c == [0, 3, 4, 5]
def test_deep_merge_list5():
"""
Test replacing a list.
"""
a = [1, 2, 3]
b = [None, None, None, 4, 5]
c = _deep_merge_object(a, b)
assert c == [4, 5]
def test_deep_merge_list4():
"""
Test expanding a list at the tail.
"""
a = [1, 2, 3]
b = ['COPY', 'COPY', 'COPY', 4]
c = _deep_merge_object(a, b)
assert c == [1, 2, 3, 4]
def test_deep_merge_list3():
"""
Test copying a list.
"""
a = [1, 2, 3]
b = [None, None, None]
c = _deep_merge_object(a, b)
assert c == []
def test_deep_merge_list2():
"""
Test copying a list.
"""
a = [1, 2, 3]
b = ['COPY', 'COPY', 'COPY']
c = _deep_merge_object(a, b)
assert c == [1, 2, 3]
def test_deep_merge_list1():
"""
Test merging two empty lists.
"""
a = []
b = []
c = _deep_merge_object(a, b)
assert c == []
def test_deep_merge_map10():
"""
Test expanding a nested map with a new key.
"""
a = {'foo': 23, 'bar': {'baz': 666}}
b = {'bar': {'moo': 888}}
c = _deep_merge_object(a, b)
assert c == {'foo': 23, 'bar': {'baz': 666, 'moo': 888}}
def test_deep_merge_map7():
"""
Test "expanding" a nested map with an empty map.
"""
a = {'foo': 23, 'bar': {'baz': 666}}
b = {'bar': {}}
c = _deep_merge_object(a, b)
assert c == {'foo': 23, 'bar': {'baz': 666}}
def test_deep_merge_map6():
"""
Test adding a new key to a map.
"""
a = {'foo': 23}
b = {'bar': 666}
c = _deep_merge_object(a, b)
assert c == {'foo': 23, 'bar': 666}
def test_deep_merge_map8():
"""
Test removing an existing key in a nested map.
"""
a = {'foo': 23, 'bar': {'baz': 666}}
b = {'bar': {'baz': None}}
c = _deep_merge_object(a, b)
assert c == {'foo': 23, 'bar': {}}
def test_deep_merge_map5():
"""
Test removing a non-existent key from a map.
"""
a = {'foo': 23}
b = {'bar': None}
c = _deep_merge_object(a, b)
assert c == a
def test_deep_merge_map4():
"""
Test removing a key from a non-empty map.
"""
a = {'foo': 23}
b = {'foo': None}
c = _deep_merge_object(a, b)
assert c == {}
def test_deep_merge_map3():
"""
Test merging a non-empty map into an empty map.
"""
a = {}
b = {'foo': 23}
c = _deep_merge_object(a, b)
assert c == b
def test_deep_merge_map1():
"""
Test merging two empty maps.
"""
a = {}
b = {}
c = _deep_merge_object(a, b)
assert c == {}
def test_deep_merge_complex1():
"""
"""
a = [{'foo': [1, 2, 3]}, {'bar': [{'baz': 666}, [4, 5, 6]]}]
b = [{'foo': [None, 5, 'COPY', 9]}, {'bar': [{'goo': 777}, 'COPY']}]
c = _deep_merge_object(a, b)
assert c == [{
'foo': [5, 3, 9]
}, {
'bar': [{
'baz': 666,
'goo': 777
}, [4, 5, 6]]
}]