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"""Test module for requests_toolbelt.utils.formdata."""
try:
from urllib.parse import parse_qs
except ImportError:
from urlparse import parse_qs
from requests_toolbelt.utils.formdata import urlencode
import pytest
dict_query = {
'first_nested': {
'second_nested': {
'third_nested': {
'fourth0': 'fourth_value0',
'fourth1': 'fourth_value1',
},
'third0': 'third_value0',
},
'second0': 'second_value0',
},
'outter': 'outter_value',
}
list_query = [
('first_nested', [
('second_nested', [
('third_nested', [
('fourth0', 'fourth_value0'),
('fourth1', 'fourth_value1'),
]),
('third0', 'third_value0'),
]),
('second0', 'second_value0'),
]),
('outter', 'outter_value'),
]
mixed_dict_query = {
'first_nested': {
'second_nested': [
('third_nested', {
'fourth0': 'fourth_value0',
'fourth1': 'fourth_value1',
}),
('third0', 'third_value0'),
],
'second0': 'second_value0',
},
'outter': 'outter_value',
}
expected_parsed_query = {
'first_nested[second0]': ['second_value0'],
'first_nested[second_nested][third0]': ['third_value0'],
'first_nested[second_nested][third_nested][fourth0]': ['fourth_value0'],
'first_nested[second_nested][third_nested][fourth1]': ['fourth_value1'],
'outter': ['outter_value'],
}
@pytest.mark.parametrize("query", [dict_query, list_query, mixed_dict_query])
def test_urlencode_flattens_nested_structures(query):
"""Show that when parsed, the structure is conveniently flat."""
parsed = parse_qs(urlencode(query))
assert parsed == expected_parsed_query
def test_urlencode_catches_invalid_input():
"""Show that queries are loosely validated."""
with pytest.raises(ValueError):
urlencode(['fo'])
with pytest.raises(ValueError):
urlencode([('foo', 'bar', 'bogus')])
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