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import string
import sys
import pytest
class TestMutableMultiDict:
@pytest.fixture
def cls(self, _multidict):
return _multidict.MultiDict
@pytest.fixture
def proxy_cls(self, _multidict):
return _multidict.MultiDictProxy
@pytest.fixture
def istr(self, _multidict):
return _multidict.istr
def test_copy(self, cls):
d1 = cls(key="value", a="b")
d2 = d1.copy()
assert d1 == d2
assert d1 is not d2
def test__repr__(self, cls):
d = cls()
assert str(d) == "<%s()>" % cls.__name__
d = cls([("key", "one"), ("key", "two")])
expected = "<%s('key': 'one', 'key': 'two')>" % cls.__name__
assert str(d) == expected
def test_getall(self, cls):
d = cls([("key", "value1")], key="value2")
assert len(d) == 2
assert d.getall("key") == ["value1", "value2"]
with pytest.raises(KeyError, match="some_key"):
d.getall("some_key")
default = object()
assert d.getall("some_key", default) is default
def test_add(self, cls):
d = cls()
assert d == {}
d["key"] = "one"
assert d == {"key": "one"}
assert d.getall("key") == ["one"]
d["key"] = "two"
assert d == {"key": "two"}
assert d.getall("key") == ["two"]
d.add("key", "one")
assert 2 == len(d)
assert d.getall("key") == ["two", "one"]
d.add("foo", "bar")
assert 3 == len(d)
assert d.getall("foo") == ["bar"]
def test_extend(self, cls):
d = cls()
assert d == {}
d.extend([("key", "one"), ("key", "two")], key=3, foo="bar")
assert d != {"key": "one", "foo": "bar"}
assert 4 == len(d)
itms = d.items()
# we can't guarantee order of kwargs
assert ("key", "one") in itms
assert ("key", "two") in itms
assert ("key", 3) in itms
assert ("foo", "bar") in itms
other = cls(bar="baz")
assert other == {"bar": "baz"}
d.extend(other)
assert ("bar", "baz") in d.items()
d.extend({"foo": "moo"})
assert ("foo", "moo") in d.items()
d.extend()
assert 6 == len(d)
with pytest.raises(TypeError):
d.extend("foo", "bar")
def test_extend_from_proxy(self, cls, proxy_cls):
d = cls([("a", "a"), ("b", "b")])
proxy = proxy_cls(d)
d2 = cls()
d2.extend(proxy)
assert [("a", "a"), ("b", "b")] == list(d2.items())
def test_clear(self, cls):
d = cls([("key", "one")], key="two", foo="bar")
d.clear()
assert d == {}
assert list(d.items()) == []
def test_del(self, cls):
d = cls([("key", "one"), ("key", "two")], foo="bar")
assert list(d.keys()) == ["key", "key", "foo"]
del d["key"]
assert d == {"foo": "bar"}
assert list(d.items()) == [("foo", "bar")]
with pytest.raises(KeyError, match="key"):
del d["key"]
def test_set_default(self, cls):
d = cls([("key", "one"), ("key", "two")], foo="bar")
assert "one" == d.setdefault("key", "three")
assert "three" == d.setdefault("otherkey", "three")
assert "otherkey" in d
assert "three" == d["otherkey"]
def test_popitem(self, cls):
d = cls()
d.add("key", "val1")
d.add("key", "val2")
assert ("key", "val1") == d.popitem()
assert [("key", "val2")] == list(d.items())
def test_popitem_empty_multidict(self, cls):
d = cls()
with pytest.raises(KeyError):
d.popitem()
def test_pop(self, cls):
d = cls()
d.add("key", "val1")
d.add("key", "val2")
assert "val1" == d.pop("key")
assert {"key": "val2"} == d
def test_pop2(self, cls):
d = cls()
d.add("key", "val1")
d.add("key2", "val2")
d.add("key", "val3")
assert "val1" == d.pop("key")
assert [("key2", "val2"), ("key", "val3")] == list(d.items())
def test_pop_default(self, cls):
d = cls(other="val")
assert "default" == d.pop("key", "default")
assert "other" in d
def test_pop_raises(self, cls):
d = cls(other="val")
with pytest.raises(KeyError, match="key"):
d.pop("key")
assert "other" in d
def test_replacement_order(self, cls):
d = cls()
d.add("key1", "val1")
d.add("key2", "val2")
d.add("key1", "val3")
d.add("key2", "val4")
d["key1"] = "val"
expected = [("key1", "val"), ("key2", "val2"), ("key2", "val4")]
assert expected == list(d.items())
def test_nonstr_key(self, cls):
d = cls()
with pytest.raises(TypeError):
d[1] = "val"
def test_istr_key(self, cls, istr):
d = cls()
d[istr("1")] = "val"
assert type(list(d.keys())[0]) is istr
def test_str_derived_key(self, cls):
class A(str):
pass
d = cls()
d[A("1")] = "val"
assert type(list(d.keys())[0]) is A
def test_istr_key_add(self, cls, istr):
d = cls()
d.add(istr("1"), "val")
assert type(list(d.keys())[0]) is istr
def test_str_derived_key_add(self, cls):
class A(str):
pass
d = cls()
d.add(A("1"), "val")
assert type(list(d.keys())[0]) is A
def test_popall(self, cls):
d = cls()
d.add("key1", "val1")
d.add("key2", "val2")
d.add("key1", "val3")
ret = d.popall("key1")
assert ["val1", "val3"] == ret
assert {"key2": "val2"} == d
def test_popall_default(self, cls):
d = cls()
assert "val" == d.popall("key", "val")
def test_popall_key_error(self, cls):
d = cls()
with pytest.raises(KeyError, match="key"):
d.popall("key")
def test_large_multidict_resizing(self, cls):
SIZE = 1024
d = cls()
for i in range(SIZE):
d["key" + str(i)] = i
for i in range(SIZE - 1):
del d["key" + str(i)]
assert {"key" + str(SIZE - 1): SIZE - 1} == d
class TestCIMutableMultiDict:
@pytest.fixture
def cls(self, _multidict):
return _multidict.CIMultiDict
@pytest.fixture
def proxy_cls(self, _multidict):
return _multidict.CIMultiDictProxy
@pytest.fixture
def istr(self, _multidict):
return _multidict.istr
def test_getall(self, cls):
d = cls([("KEY", "value1")], KEY="value2")
assert d != {"KEY": "value1"}
assert len(d) == 2
assert d.getall("key") == ["value1", "value2"]
with pytest.raises(KeyError, match="some_key"):
d.getall("some_key")
def test_ctor(self, cls):
d = cls(k1="v1")
assert "v1" == d["K1"]
assert ("k1", "v1") in d.items()
def test_setitem(self, cls):
d = cls()
d["k1"] = "v1"
assert "v1" == d["K1"]
assert ("k1", "v1") in d.items()
def test_delitem(self, cls):
d = cls()
d["k1"] = "v1"
assert "K1" in d
del d["k1"]
assert "K1" not in d
def test_copy(self, cls):
d1 = cls(key="KEY", a="b")
d2 = d1.copy()
assert d1 == d2
assert d1.items() == d2.items()
assert d1 is not d2
def test__repr__(self, cls):
d = cls()
assert str(d) == "<%s()>" % cls.__name__
d = cls([("KEY", "one"), ("KEY", "two")])
expected = "<%s('KEY': 'one', 'KEY': 'two')>" % cls.__name__
assert str(d) == expected
def test_add(self, cls):
d = cls()
assert d == {}
d["KEY"] = "one"
assert ("KEY", "one") in d.items()
assert d == cls({"Key": "one"})
assert d.getall("key") == ["one"]
d["KEY"] = "two"
assert ("KEY", "two") in d.items()
assert d == cls({"Key": "two"})
assert d.getall("key") == ["two"]
d.add("KEY", "one")
assert ("KEY", "one") in d.items()
assert 2 == len(d)
assert d.getall("key") == ["two", "one"]
d.add("FOO", "bar")
assert ("FOO", "bar") in d.items()
assert 3 == len(d)
assert d.getall("foo") == ["bar"]
d.add(key="test", value="test")
assert ("test", "test") in d.items()
assert 4 == len(d)
assert d.getall("test") == ["test"]
def test_extend(self, cls):
d = cls()
assert d == {}
d.extend([("KEY", "one"), ("key", "two")], key=3, foo="bar")
assert 4 == len(d)
itms = d.items()
# we can't guarantee order of kwargs
assert ("KEY", "one") in itms
assert ("key", "two") in itms
assert ("key", 3) in itms
assert ("foo", "bar") in itms
other = cls(Bar="baz")
assert other == {"Bar": "baz"}
d.extend(other)
assert ("Bar", "baz") in d.items()
assert "bar" in d
d.extend({"Foo": "moo"})
assert ("Foo", "moo") in d.items()
assert "foo" in d
d.extend()
assert 6 == len(d)
with pytest.raises(TypeError):
d.extend("foo", "bar")
def test_extend_from_proxy(self, cls, proxy_cls):
d = cls([("a", "a"), ("b", "b")])
proxy = proxy_cls(d)
d2 = cls()
d2.extend(proxy)
assert [("a", "a"), ("b", "b")] == list(d2.items())
def test_clear(self, cls):
d = cls([("KEY", "one")], key="two", foo="bar")
d.clear()
assert d == {}
assert list(d.items()) == []
def test_del(self, cls):
d = cls([("KEY", "one"), ("key", "two")], foo="bar")
del d["key"]
assert d == {"foo": "bar"}
assert list(d.items()) == [("foo", "bar")]
with pytest.raises(KeyError, match="key"):
del d["key"]
def test_set_default(self, cls):
d = cls([("KEY", "one"), ("key", "two")], foo="bar")
assert "one" == d.setdefault("key", "three")
assert "three" == d.setdefault("otherkey", "three")
assert "otherkey" in d
assert ("otherkey", "three") in d.items()
assert "three" == d["OTHERKEY"]
def test_popitem(self, cls):
d = cls()
d.add("KEY", "val1")
d.add("key", "val2")
pair = d.popitem()
assert ("KEY", "val1") == pair
assert isinstance(pair[0], str)
assert [("key", "val2")] == list(d.items())
def test_popitem_empty_multidict(self, cls):
d = cls()
with pytest.raises(KeyError):
d.popitem()
def test_pop(self, cls):
d = cls()
d.add("KEY", "val1")
d.add("key", "val2")
assert "val1" == d.pop("KEY")
assert {"key": "val2"} == d
def test_pop_lowercase(self, cls):
d = cls()
d.add("KEY", "val1")
d.add("key", "val2")
assert "val1" == d.pop("key")
assert {"key": "val2"} == d
def test_pop_default(self, cls):
d = cls(OTHER="val")
assert "default" == d.pop("key", "default")
assert "other" in d
def test_pop_raises(self, cls):
d = cls(OTHER="val")
with pytest.raises(KeyError, match="KEY"):
d.pop("KEY")
assert "other" in d
def test_extend_with_istr(self, cls, istr):
us = istr("aBc")
d = cls()
d.extend([(us, "val")])
assert [("aBc", "val")] == list(d.items())
def test_copy_istr(self, cls, istr):
d = cls({istr("Foo"): "bar"})
d2 = d.copy()
assert d == d2
def test_eq(self, cls):
d1 = cls(Key="val")
d2 = cls(KEY="val")
assert d1 == d2
@pytest.mark.skipif(
sys.implementation.name == "pypy",
reason="getsizeof() is not implemented on PyPy",
)
def test_sizeof(self, cls):
md = cls()
s1 = sys.getsizeof(md)
for i in string.ascii_lowercase:
for j in string.ascii_uppercase:
md[i + j] = i + j
# multidict should be resized
s2 = sys.getsizeof(md)
assert s2 > s1
@pytest.mark.skipif(
sys.implementation.name == "pypy",
reason="getsizeof() is not implemented on PyPy",
)
def test_min_sizeof(self, cls):
md = cls()
assert sys.getsizeof(md) < 1024
def test_issue_620_items(self, cls):
# https://github.com/aio-libs/multidict/issues/620
d = cls({"a": "123, 456", "b": "789"})
before_mutation_items = d.items()
d["c"] = "000"
# This causes an error on pypy.
list(before_mutation_items)
def test_issue_620_keys(self, cls):
# https://github.com/aio-libs/multidict/issues/620
d = cls({"a": "123, 456", "b": "789"})
before_mutation_keys = d.keys()
d["c"] = "000"
# This causes an error on pypy.
list(before_mutation_keys)
def test_issue_620_values(self, cls):
# https://github.com/aio-libs/multidict/issues/620
d = cls({"a": "123, 456", "b": "789"})
before_mutation_values = d.values()
d["c"] = "000"
# This causes an error on pypy.
list(before_mutation_values)
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