def test_concatenate_arrays():
a = {1: [1, 2]}
b = {1: [3, 4]}
assert mergedict(a, b) == {
1: [1, 2, 3, 4]
}
def test_nested2():
a = {1: {2: {3: 4}}}
b = {2: {4: 5}}
assert mergedict(a, b) == {
1: {2: {3: 4}},
2: {4: 5}
}
def test_nested():
a = {1: {2: 3}}
b = {2: {4: 5}}
assert mergedict(a, b) == {
1: {2: 3},
2: {4: 5}
}
def test_merge_multiple():
a = {1: [1, 2]}
b = {1: [3, 4]}
c = {2: [3, 4]}
assert mergedict(a, b, c) == {
1: [1, 2, 3, 4],
2: [3, 4]
}
def test_nested_merge():
a = {1: {2: {3: 4}}}
b = {1: {4: 5}}
assert mergedict(a, b) == {
1: {
2: {3: 4},
4: 5
},
}
def test_none_input():
with pytest.raises(TypeError):
mergedict(None, None) == None
def test_overwrite():
a = {1: 2, 3: 5}
b = {3: 4}
assert mergedict(a, b) == {1: 2, 3: 4}
def test_no_overwrite():
a = {1: 2, 3: 5}
b = {3: 4}
assert mergedict(a, b, update=False) == {1: 2, 3: 5}
def test_one_argument():
d = {1:2, 3:4}
assert mergedict(d) == d
def test_simple_merge():
a = {1: 2}
b = {3: 4}
assert mergedict(a, b) == {1: 2, 3: 4}
def test_one_empty_dict():
assert mergedict({1: 2}, {}) == {1: 2}
assert mergedict({}, {1: 2}) == {1: 2}
def test_accepts_other_dicts():
assert mergedict(defaultdict(), defaultdict()) == {}
assert mergedict(OrderedDict(), OrderedDict()) == {}
def test_two_empty_dicts():
assert mergedict({}, {}) == {}
def test_merge_non_dict():
a = [1, 2]
b = {}
with pytest.raises(TypeError):
mergedict(a, b)
def test_one_argument_none():
with pytest.raises(TypeError):
mergedict(None, {1: 2})
with pytest.raises(TypeError):
mergedict({1: 2}, None)
