def test_add_param_allows_the_same_parameter_name_to_be_added_twice(self):
s = QueryString('abc=123')
assert s.add_param('abc', '456') == 'abc=123&abc=456'
def test_add_param_encodes_utf8(self):
s = QueryString('abc=123')
assert s.add_param('foo', u('\ufffd')) == 'abc=123&foo=%EF%BF%BD'
def test_add_param_accepts_int(self):
s = QueryString('')
assert s.add_param('abc', 123) == 'abc=123'
def test_add_param_can_add_empty_valued_parameters(self):
s = QueryString('abc=123')
assert s.add_param('def', '') == 'abc=123&def='
def test_add_param_can_add_anonymous_parameters(self):
s = QueryString('abc=123')
assert s.add_param('', '456') == 'abc=123&=456'
def test_add_param_can_add_valueless_parameters(self):
s = QueryString('abc=123')
assert s.add_param('def', None) == 'abc=123&def'
def test_add_param_encodes_and_adds_the_given_parameter_to_the_QueryString(self):
s = QueryString('')
assert s.add_param('abc', '123') == 'abc=123'
assert (s.add_param('abc', '123')
.add_param('def', '456') == 'abc=123&def=456')
def test_add_params_with_multiple_values_adds_the_same_parameter_multiple_times(self):
s = QueryString('')
assert (s.add_params({'foo': ['bar', 'baz']}) ==
s.add_param('foo', 'bar').add_param('foo', 'baz'))
def test_add_params_is_equivalent_to_calling_add_param_multiple_times(self):
s = QueryString('')
assert (s.add_params([('abc', '123'), ('def', '456')]) ==
s.add_param('abc', '123').add_param('def', '456'))
def test_add_param_encodes_special_characters(self):
s = QueryString('abc=123')
assert s.add_param('d e f', '4+5#6') == 'abc=123&d+e+f=4%2B5%236'
