def test_multiple_params(self):
"""
If multiple parameter values exist for single key in query_string,
the QueryDict returned should return the last value for __getitem__,
but should still return the full list using the .get_list() method.
If the QueryDict is converted to a dict(), than the value should be
the last value set.
"""
url = self.base_url + '?baz=1&x=y&baz=5'
params = get_query_params(url)
assert params['baz'] == '5'
assert params.getlist('baz') == ['1', '5']
params = get_query_params(url, as_dict=True)
assert params['baz'] == '5'
def test_returns_dict(self):
"""
Specifying `as_dict = True` for get_query_params() should result in
a mutable dict instance being returned.
"""
url = self.base_url + '?baz=1&x=y'
params = get_query_params(url, mutable=False, as_dict=True)
assert isinstance(params, dict)
def test_default_is_query_dict(self):
"""
By default, get_query_params() should return a QueryDict instance, not
a dict instance.
"""
url = self.base_url + '?baz=1&x=y'
params = get_query_params(url)
assert isinstance(params, QueryDict)
def test_empty(self):
"""
If the url has no query params, get_query_params() should return an
empty QueryDict instance.
"""
url = self.base_url
params = get_query_params(url)
assert params.dict() == {}
def test_can_be_mutable(self):
"""
Passing `mutable=True` into get_query_params() should create a QueryDict
instance that we are allowed to mutate.
"""
url = self.base_url + '?baz=1&x=y'
params = get_query_params(url, mutable=True)
params['baz'] = '2'
assert params.dict() == {'baz': '2', 'x': 'y'}
def test_default_immutable(self):
"""
By default, the QueryDict returned from get_query_params() should not
be mutable.
"""
url = self.base_url + '?baz=1&x=y'
params = get_query_params(url)
with pytest.raises(AttributeError):
params['baz'] = '2'