def test_multidict():
"""Multidict behavior"""
md = MultiDict()
assert isinstance(md, dict)
mapping = [('a', 1), ('b', 2), ('a', 2), ('d', 3),
('a', 1), ('a', 3), ('d', 4), ('c', 3)]
md = MultiDict(mapping)
# simple getitem gives the first value
assert md['a'] == 1
assert md['c'] == 3
assert_raises(KeyError, lambda: md['e'])
assert md.get('a') == 1
# list getitem
assert md.getlist('a') == [1, 2, 1, 3]
assert md.getlist('d') == [3, 4]
# do not raise if key not found
assert md.getlist('x') == []
# simple setitem overwrites all values
md['a'] = 42
assert md.getlist('a') == [42]
# list setitem
md.setlist('a', [1, 2, 3])
assert md['a'] == 1
assert md.getlist('a') == [1, 2, 3]
# verify that it does not change original lists
l1 = [1, 2, 3]
md.setlist('a', l1)
del l1[:]
assert md['a'] == 1
# setdefault, setlistdefault
assert md.setdefault('u', 23) == 23
assert md.getlist('u') == [23]
del md['u']
assert md.setlistdefault('u', [-1, -2]) == [-1, -2]
assert md.getlist('u') == [-1, -2]
assert md['u'] == -1
# delitem
del md['u']
assert_raises(KeyError, lambda: md['u'])
del md['d']
assert md.getlist('d') == []
# keys, values, items, lists
assert list(sorted(md.keys())) == ['a', 'b', 'c']
assert list(sorted(md.iterkeys())) == ['a', 'b', 'c']
assert list(sorted(md.values())) == [1, 2, 3]
assert list(sorted(md.itervalues())) == [1, 2, 3]
assert list(sorted(md.items())) == [('a', 1), ('b', 2), ('c', 3)]
assert list(sorted(md.items(multi=True))) == \
[('a', 1), ('a', 2), ('a', 3), ('b', 2), ('c', 3)]
assert list(sorted(md.iteritems())) == [('a', 1), ('b', 2), ('c', 3)]
assert list(sorted(md.iteritems(multi=True))) == \
[('a', 1), ('a', 2), ('a', 3), ('b', 2), ('c', 3)]
assert list(sorted(md.lists())) == [('a', [1, 2, 3]), ('b', [2]), ('c', [3])]
assert list(sorted(md.iterlists())) == [('a', [1, 2, 3]), ('b', [2]), ('c', [3])]
# copy method
copy = md.copy()
assert copy['a'] == 1
assert copy.getlist('a') == [1, 2, 3]
# update with a multidict
od = MultiDict([('a', 4), ('a', 5), ('y', 0)])
md.update(od)
assert md.getlist('a') == [1, 2, 3, 4, 5]
assert md.getlist('y') == [0]
# update with a regular dict
md = copy
od = {'a': 4, 'y': 0}
md.update(od)
assert md.getlist('a') == [1, 2, 3, 4]
assert md.getlist('y') == [0]
# pop, poplist, popitem, popitemlist
assert md.pop('y') == 0
assert 'y' not in md
assert md.poplist('a') == [1, 2, 3, 4]
assert 'a' not in md
assert md.poplist('missing') == []
# remaining: b=2, c=3
popped = md.popitem()
assert popped in [('b', 2), ('c', 3)]
popped = md.popitemlist()
assert popped in [('b', [2]), ('c', [3])]
# type conversion
md = MultiDict({'a': '4', 'b': ['2', '3']})
assert md.get('a', type=int) == 4
assert md.getlist('b', type=int) == [2, 3]
# repr
md = MultiDict([('a', 1), ('a', 2), ('b', 3)])
assert "('a', 1)" in repr(md)
assert "('a', 2)" in repr(md)
assert "('b', 3)" in repr(md)
def test_multidict():
"""Multidict behavior"""
md = MultiDict()
assert isinstance(md, dict)
mapping = [('a', 1), ('b', 2), ('a', 2), ('d', 3),
('a', 1), ('a', 3), ('d', 4), ('c', 3)]
md = MultiDict(mapping)
# simple getitem gives the first value
assert md['a'] == 1
assert md['c'] == 3
assert_raises(KeyError, lambda: md['e'])
assert md.get('a') == 1
# list getitem
assert md.getlist('a') == [1, 2, 1, 3]
assert md.getlist('d') == [3, 4]
# do not raise if key not found
assert md.getlist('x') == []
# simple setitem overwrites all values
md['a'] = 42
assert md.getlist('a') == [42]
# list setitem
md.setlist('a', [1, 2, 3])
assert md['a'] == 1
assert md.getlist('a') == [1, 2, 3]
# verify that it does not change original lists
l1 = [1, 2, 3]
md.setlist('a', l1)
del l1[:]
assert md['a'] == 1
# setdefault, setlistdefault
assert md.setdefault('u', 23) == 23
assert md.getlist('u') == [23]
del md['u']
assert md.setlistdefault('u', [-1, -2]) == [-1, -2]
assert md.getlist('u') == [-1, -2]
assert md['u'] == -1
# delitem
del md['u']
assert_raises(KeyError, lambda: md['u'])
del md['d']
assert md.getlist('d') == []
# keys, values, items, lists
assert list(sorted(md.keys())) == ['a', 'b', 'c']
assert list(sorted(md.iterkeys())) == ['a', 'b', 'c']
assert list(sorted(md.values())) == [1, 2, 3]
assert list(sorted(md.itervalues())) == [1, 2, 3]
assert list(sorted(md.items())) == [('a', 1), ('b', 2), ('c', 3)]
assert list(sorted(md.items(multi=True))) == \
[('a', 1), ('a', 2), ('a', 3), ('b', 2), ('c', 3)]
assert list(sorted(md.iteritems())) == [('a', 1), ('b', 2), ('c', 3)]
assert list(sorted(md.iteritems(multi=True))) == \
[('a', 1), ('a', 2), ('a', 3), ('b', 2), ('c', 3)]
assert list(sorted(md.lists())) == [('a', [1, 2, 3]), ('b', [2]), ('c', [3])]
assert list(sorted(md.iterlists())) == [('a', [1, 2, 3]), ('b', [2]), ('c', [3])]
# copy method
copy = md.copy()
assert copy['a'] == 1
assert copy.getlist('a') == [1, 2, 3]
# update with a multidict
od = MultiDict([('a', 4), ('a', 5), ('y', 0)])
md.update(od)
assert md.getlist('a') == [1, 2, 3, 4, 5]
assert md.getlist('y') == [0]
# update with a regular dict
md = copy
od = {'a': 4, 'y': 0}
md.update(od)
assert md.getlist('a') == [1, 2, 3, 4]
assert md.getlist('y') == [0]
# pop, poplist, popitem, popitemlist
assert md.pop('y') == 0
assert 'y' not in md
assert md.poplist('a') == [1, 2, 3, 4]
assert 'a' not in md
assert md.poplist('missing') == []
# remaining: b=2, c=3
popped = md.popitem()
assert popped in [('b', 2), ('c', 3)]
popped = md.popitemlist()
assert popped in [('b', [2]), ('c', [3])]
# type conversion
md = MultiDict({'a': '4', 'b': ['2', '3']})
assert md.get('a', type=int) == 4
assert md.getlist('b', type=int) == [2, 3]
# repr
md = MultiDict([('a', 1), ('a', 2), ('b', 3)])
assert "('a', 1)" in repr(md)
assert "('a', 2)" in repr(md)
assert "('b', 3)" in repr(md)
# add and getlist
md.add('c', '42')
md.add('c', '23')
assert md.getlist('c') == ['42', '23']
md.add('c', 'blah')
assert md.getlist('c', type=int) == [42, 23]
# iter interfaces
assert list(zip(md.keys(), md.listvalues())) == list(md.lists())
assert list(zip(md, md.iterlistvalues())) == list(md.iterlists())
assert list(zip(md.iterkeys(), md.iterlistvalues())) == list(md.iterlists())
# setdefault
md = MultiDict()
md.setdefault('x', []).append(42)
md.setdefault('x', []).append(23)
assert md['x'] == [42, 23]
# to dict
md = MultiDict()
md['foo'] = 42
md.add('bar', 1)
md.add('bar', 2)
assert md.to_dict() == {'foo': 42, 'bar': 1}
assert md.to_dict(flat=False) == {'foo': [42], 'bar': [1, 2]}
# popitem from empty dict
assert_raises(KeyError, MultiDict().popitem)
assert_raises(KeyError, MultiDict().popitemlist)
# key errors are of a special type
assert_raises(MultiDict.KeyError, MultiDict().__getitem__, 42)
# setlist works
md = MultiDict()
md['foo'] = 42
md.setlist('foo', [1, 2])
assert md.getlist('foo') == [1, 2]
def test_multidict():
"""Multidict behavior"""
md = MultiDict()
assert isinstance(md, dict)
mapping = [("a", 1), ("b", 2), ("a", 2), ("d", 3), ("a", 1), ("a", 3), ("d", 4), ("c", 3)]
md = MultiDict(mapping)
# simple getitem gives the first value
assert md["a"] == 1
assert md["c"] == 3
assert_raises(KeyError, lambda: md["e"])
assert md.get("a") == 1
# list getitem
assert md.getlist("a") == [1, 2, 1, 3]
assert md.getlist("d") == [3, 4]
# do not raise if key not found
assert md.getlist("x") == []
# simple setitem overwrites all values
md["a"] = 42
assert md.getlist("a") == [42]
# list setitem
md.setlist("a", [1, 2, 3])
assert md["a"] == 1
assert md.getlist("a") == [1, 2, 3]
# verify that it does not change original lists
l1 = [1, 2, 3]
md.setlist("a", l1)
del l1[:]
assert md["a"] == 1
# setdefault, setlistdefault
assert md.setdefault("u", 23) == 23
assert md.getlist("u") == [23]
del md["u"]
assert md.setlistdefault("u", [-1, -2]) == [-1, -2]
assert md.getlist("u") == [-1, -2]
assert md["u"] == -1
# delitem
del md["u"]
assert_raises(KeyError, lambda: md["u"])
del md["d"]
assert md.getlist("d") == []
# keys, values, items, lists
assert list(sorted(md.keys())) == ["a", "b", "c"]
assert list(sorted(md.iterkeys())) == ["a", "b", "c"]
assert list(sorted(md.values())) == [1, 2, 3]
assert list(sorted(md.itervalues())) == [1, 2, 3]
assert list(sorted(md.items())) == [("a", 1), ("b", 2), ("c", 3)]
assert list(sorted(md.items(multi=True))) == [("a", 1), ("a", 2), ("a", 3), ("b", 2), ("c", 3)]
assert list(sorted(md.iteritems())) == [("a", 1), ("b", 2), ("c", 3)]
assert list(sorted(md.iteritems(multi=True))) == [("a", 1), ("a", 2), ("a", 3), ("b", 2), ("c", 3)]
assert list(sorted(md.lists())) == [("a", [1, 2, 3]), ("b", [2]), ("c", [3])]
assert list(sorted(md.iterlists())) == [("a", [1, 2, 3]), ("b", [2]), ("c", [3])]
# copy method
copy = md.copy()
assert copy["a"] == 1
assert copy.getlist("a") == [1, 2, 3]
# update with a multidict
od = MultiDict([("a", 4), ("a", 5), ("y", 0)])
md.update(od)
assert md.getlist("a") == [1, 2, 3, 4, 5]
assert md.getlist("y") == [0]
# update with a regular dict
md = copy
od = {"a": 4, "y": 0}
md.update(od)
assert md.getlist("a") == [1, 2, 3, 4]
assert md.getlist("y") == [0]
# pop, poplist, popitem, popitemlist
assert md.pop("y") == 0
assert "y" not in md
assert md.poplist("a") == [1, 2, 3, 4]
assert "a" not in md
assert md.poplist("missing") == []
# remaining: b=2, c=3
popped = md.popitem()
assert popped in [("b", 2), ("c", 3)]
popped = md.popitemlist()
assert popped in [("b", [2]), ("c", [3])]
# type conversion
md = MultiDict({"a": "4", "b": ["2", "3"]})
assert md.get("a", type=int) == 4
assert md.getlist("b", type=int) == [2, 3]
# repr
md = MultiDict([("a", 1), ("a", 2), ("b", 3)])
assert "('a', 1)" in repr(md)
assert "('a', 2)" in repr(md)
assert "('b', 3)" in repr(md)
# add and getlist
md.add("c", "42")
md.add("c", "23")
assert md.getlist("c") == ["42", "23"]
md.add("c", "blah")
assert md.getlist("c", type=int) == [42, 23]
# iter interfaces
assert list(zip(md.keys(), md.listvalues())) == list(md.lists())
assert list(zip(md, md.iterlistvalues())) == list(md.iterlists())
assert list(zip(md.iterkeys(), md.iterlistvalues())) == list(md.iterlists())
# setdefault
md = MultiDict()
md.setdefault("x", []).append(42)
md.setdefault("x", []).append(23)
assert md["x"] == [42, 23]
# to dict
md = MultiDict()
md["foo"] = 42
md.add("bar", 1)
md.add("bar", 2)
assert md.to_dict() == {"foo": 42, "bar": 1}
assert md.to_dict(flat=False) == {"foo": [42], "bar": [1, 2]}
# popitem from empty dict
assert_raises(KeyError, MultiDict().popitem)
assert_raises(KeyError, MultiDict().popitemlist)
# key errors are of a special type
assert_raises(MultiDict.KeyError, MultiDict().__getitem__, 42)
# setlist works
md = MultiDict()
md["foo"] = 42
md.setlist("foo", [1, 2])
assert md.getlist("foo") == [1, 2]
def test_multidict():
"""Multidict behavior"""
md = MultiDict()
assert isinstance(md, dict)
mapping = [('a', 1), ('b', 2), ('a', 2), ('d', 3), ('a', 1), ('a', 3),
('d', 4), ('c', 3)]
md = MultiDict(mapping)
# simple getitem gives the first value
assert md['a'] == 1
assert md['c'] == 3
assert_raises(KeyError, lambda: md['e'])
assert md.get('a') == 1
# list getitem
assert md.getlist('a') == [1, 2, 1, 3]
assert md.getlist('d') == [3, 4]
# do not raise if key not found
assert md.getlist('x') == []
# simple setitem overwrites all values
md['a'] = 42
assert md.getlist('a') == [42]
# list setitem
md.setlist('a', [1, 2, 3])
assert md['a'] == 1
assert md.getlist('a') == [1, 2, 3]
# verify that it does not change original lists
l1 = [1, 2, 3]
md.setlist('a', l1)
del l1[:]
assert md['a'] == 1
# setdefault, setlistdefault
assert md.setdefault('u', 23) == 23
assert md.getlist('u') == [23]
del md['u']
assert md.setlistdefault('u', [-1, -2]) == [-1, -2]
assert md.getlist('u') == [-1, -2]
assert md['u'] == -1
# delitem
del md['u']
assert_raises(KeyError, lambda: md['u'])
del md['d']
assert md.getlist('d') == []
# keys, values, items, lists
assert list(sorted(md.keys())) == ['a', 'b', 'c']
assert list(sorted(md.iterkeys())) == ['a', 'b', 'c']
assert list(sorted(md.values())) == [1, 2, 3]
assert list(sorted(md.itervalues())) == [1, 2, 3]
assert list(sorted(md.items())) == [('a', 1), ('b', 2), ('c', 3)]
assert list(sorted(md.items(multi=True))) == \
[('a', 1), ('a', 2), ('a', 3), ('b', 2), ('c', 3)]
assert list(sorted(md.iteritems())) == [('a', 1), ('b', 2), ('c', 3)]
assert list(sorted(md.iteritems(multi=True))) == \
[('a', 1), ('a', 2), ('a', 3), ('b', 2), ('c', 3)]
assert list(sorted(md.lists())) == [('a', [1, 2, 3]), ('b', [2]),
('c', [3])]
assert list(sorted(md.iterlists())) == [('a', [1, 2, 3]), ('b', [2]),
('c', [3])]
# copy method
copy = md.copy()
assert copy['a'] == 1
assert copy.getlist('a') == [1, 2, 3]
# update with a multidict
od = MultiDict([('a', 4), ('a', 5), ('y', 0)])
md.update(od)
assert md.getlist('a') == [1, 2, 3, 4, 5]
assert md.getlist('y') == [0]
# update with a regular dict
md = copy
od = {'a': 4, 'y': 0}
md.update(od)
assert md.getlist('a') == [1, 2, 3, 4]
assert md.getlist('y') == [0]
# pop, poplist, popitem, popitemlist
assert md.pop('y') == 0
assert 'y' not in md
assert md.poplist('a') == [1, 2, 3, 4]
assert 'a' not in md
assert md.poplist('missing') == []
# remaining: b=2, c=3
popped = md.popitem()
assert popped in [('b', 2), ('c', 3)]
popped = md.popitemlist()
assert popped in [('b', [2]), ('c', [3])]
# type conversion
md = MultiDict({'a': '4', 'b': ['2', '3']})
assert md.get('a', type=int) == 4
assert md.getlist('b', type=int) == [2, 3]
# repr
md = MultiDict([('a', 1), ('a', 2), ('b', 3)])
assert "('a', 1)" in repr(md)
assert "('a', 2)" in repr(md)
assert "('b', 3)" in repr(md)
# add and getlist
md.add('c', '42')
md.add('c', '23')
assert md.getlist('c') == ['42', '23']
md.add('c', 'blah')
assert md.getlist('c', type=int) == [42, 23]
# iter interfaces
assert list(zip(md.keys(), md.listvalues())) == list(md.lists())
assert list(zip(md, md.iterlistvalues())) == list(md.iterlists())
assert list(zip(md.iterkeys(),
md.iterlistvalues())) == list(md.iterlists())
# setdefault
md = MultiDict()
md.setdefault('x', []).append(42)
md.setdefault('x', []).append(23)
assert md['x'] == [42, 23]
# to dict
md = MultiDict()
md['foo'] = 42
md.add('bar', 1)
md.add('bar', 2)
assert md.to_dict() == {'foo': 42, 'bar': 1}
assert md.to_dict(flat=False) == {'foo': [42], 'bar': [1, 2]}
# popitem from empty dict
assert_raises(KeyError, MultiDict().popitem)
assert_raises(KeyError, MultiDict().popitemlist)
# key errors are of a special type
assert_raises(MultiDict.KeyError, MultiDict().__getitem__, 42)
# setlist works
md = MultiDict()
md['foo'] = 42
md.setlist('foo', [1, 2])
assert md.getlist('foo') == [1, 2]
