def test_delitem(self):
with pytest.raises(NotImplementedError) as exc_info:
del FrozenDict()['key']
assert exc_info.value.args == ('FrozenDict.__delitem__',)
with pytest.raises(NotImplementedError) as exc_info:
FrozenDict().__delitem__('key')
assert exc_info.value.args == ('FrozenDict.__delitem__',)
def test_pop(self):
with pytest.raises(NotImplementedError) as exc_info:
FrozenDict().pop('key')
assert exc_info.value.args == ('FrozenDict.pop',)
def test_update(self):
with pytest.raises(NotImplementedError) as exc_info:
FrozenDict().update({})
assert exc_info.value.args == ('FrozenDict.update',)
def test_clear(self):
with pytest.raises(NotImplementedError) as exc_info:
FrozenDict().clear()
assert exc_info.value.args == ('FrozenDict.clear',)
class TestFrozenDict(object):
_frozendict_samples = [
FrozenDict(),
FrozenDict({'key': 'value'}),
FrozenDict({'key': False}),
FrozenDict({'key': None}),
FrozenDict({'key': True}),
FrozenDict({'key': FrozenDict({'foo': 'bar', 'key': 1})}),
]
@pytest.mark.parametrize('frozendict', _frozendict_samples)
def test_str(self, frozendict):
assert str(frozendict) == 'FrozenDict({})'.format(dict(frozendict))
@pytest.mark.parametrize('frozendict', _frozendict_samples)
def test_repr(self, frozendict):
assert repr(frozendict) == 'FrozenDict({})'.format(dict(frozendict))
def test_setitem(self):
with pytest.raises(NotImplementedError) as exc_info:
FrozenDict()['key'] = 'value'
assert exc_info.value.args == ('FrozenDict.__setitem__',)
with pytest.raises(NotImplementedError) as exc_info:
FrozenDict().__setitem__('key', 'value')
assert exc_info.value.args == ('FrozenDict.__setitem__',)
def test_delitem(self):
with pytest.raises(NotImplementedError) as exc_info:
del FrozenDict()['key']
assert exc_info.value.args == ('FrozenDict.__delitem__',)
with pytest.raises(NotImplementedError) as exc_info:
FrozenDict().__delitem__('key')
assert exc_info.value.args == ('FrozenDict.__delitem__',)
def test_clear(self):
with pytest.raises(NotImplementedError) as exc_info:
FrozenDict().clear()
assert exc_info.value.args == ('FrozenDict.clear',)
def test_update(self):
with pytest.raises(NotImplementedError) as exc_info:
FrozenDict().update({})
assert exc_info.value.args == ('FrozenDict.update',)
def test_pop(self):
with pytest.raises(NotImplementedError) as exc_info:
FrozenDict().pop('key')
assert exc_info.value.args == ('FrozenDict.pop',)
def test_popitem(self):
with pytest.raises(NotImplementedError) as exc_info:
FrozenDict().popitem()
assert exc_info.value.args == ('FrozenDict.popitem',)
def test_setdefault(self):
with pytest.raises(NotImplementedError) as exc_info:
FrozenDict().setdefault('key', 'value')
assert exc_info.value.args == ('FrozenDict.setdefault',)
def test_copy(self):
x = FrozenDict({'a': {}})
assert isinstance(x.copy(), FrozenDict)
assert x['a'] is x.copy()['a']
def test_fromkeys(self):
res = FrozenDict.fromkeys(['a'])
assert isinstance(res, FrozenDict)
assert res == FrozenDict({'a': None})
def test_fromkeys(self):
res = FrozenDict.fromkeys(['a'])
assert isinstance(res, FrozenDict)
assert res == FrozenDict({'a': None})
def test_copy(self):
x = FrozenDict({'a': {}})
assert isinstance(x.copy(), FrozenDict)
assert x['a'] is x.copy()['a']
def test_setdefault(self):
with pytest.raises(NotImplementedError) as exc_info:
FrozenDict().setdefault('key', 'value')
assert exc_info.value.args == ('FrozenDict.setdefault',)