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from datetime import datetime
from datetime import timezone
import math
import string
import uuid
import pytest
from falcon.routing import converters
_TEST_UUID = uuid.uuid4()
_TEST_UUID_STR = str(_TEST_UUID)
_TEST_UUID_STR_SANS_HYPHENS = _TEST_UUID_STR.replace('-', '')
def _as_params(*values, prefix=''):
# NOTE(caselit): each value must be a tuple/list even when using one
# single argument
return [
pytest.param(*value, id=f'{prefix}_{i}' if prefix else f'{i}')
for i, value in enumerate(values, 1)
]
@pytest.mark.parametrize(
'value, num_digits, min, max, expected',
[
('123', None, None, None, 123),
('01', None, None, None, 1),
('001', None, None, None, 1),
('0', None, None, None, 0),
('00', None, None, None, 00),
('1', 1, None, None, 1),
('12', 1, None, None, None),
('12', 2, None, None, 12),
('1', 1, 1, 1, 1),
('1', 1, 1, None, 1),
('1', 1, 1, 2, 1),
('1', 1, 2, None, None),
('1', 1, 2, 1, None),
('2', 1, 1, 2, 2),
('2', 1, 2, 2, 2),
('3', 1, 1, 2, None),
('12', 1, None, None, None),
('12', 1, 1, 12, None),
('12', 2, None, None, 12),
('12', 2, 1, 12, 12),
('12', 2, 12, 12, 12),
('12', 2, 13, 12, None),
('12', 2, 13, 13, None),
],
)
def test_int_converter(value, num_digits, min, max, expected):
c = converters.IntConverter(num_digits, min, max)
assert c.convert(value) == expected
@pytest.mark.parametrize(
'value',
(
['0x0F', 'something', '', ' ']
+ ['123' + w for w in string.whitespace]
+ [w + '123' for w in string.whitespace]
),
)
def test_int_converter_malformed(value):
c = converters.IntConverter()
assert c.convert(value) is None
@pytest.mark.parametrize('num_digits', [0, -1, -10])
def test_int_converter_invalid_config(num_digits):
with pytest.raises(ValueError):
converters.IntConverter(num_digits)
@pytest.mark.parametrize(
'value, min, max, expected',
[
('123', None, None, 123.0),
('01', None, None, 1.0),
('001', None, None, 1.0),
('0', None, None, 0.0),
('00', None, None, 00.0),
('1', None, None, 1.0),
('12', 2, None, 12.0),
('1', 1, 1, 1.0),
('12', 1, 20, 12.0),
('12', 2, 10, None),
('1', 2, 13, None),
('-1', 2, 13, None),
('-1', -2, 10, -1.0),
('1.4', 1, 10, 1.4),
('inf', 1, 100, None),
('-inf', 1, 1000, None),
('nan', 1, 1000, None),
('1.5e100', 0, 1, None),
('0.5e1', 0, 10, 5.0),
('-1.6e1', -50, 50, -16.0),
('1.5e2', 0, 500, 150),
('-1.6e10', -1.7e10, 1.0e10, -16000000000.0),
],
)
def test_float_converter(value, min, max, expected):
c = converters.FloatConverter(min, max)
assert c.convert(value) == expected
@pytest.mark.parametrize(
'value', ['nan', 'NaN', 'NAN', 'nAn', '-inf', 'inf', '-INF', 'INF']
)
def test_float_converter_non_finite_allowed(value):
c = converters.FloatConverter(finite=False)
assert not math.isfinite(c.convert(value))
@pytest.mark.parametrize('finite', [None, True])
def test_float_converter_non_finite_disallowed(finite):
c = converters.FloatConverter(finite=finite)
assert c.convert('nan') is None
@pytest.mark.parametrize(
'value',
(
['0x0F', 'something', '', ' ']
+ ['123' + w for w in string.whitespace]
+ [w + '123' for w in string.whitespace]
),
)
def test_float_converter_malformed(value):
c = converters.FloatConverter()
assert c.convert(value) is None
@pytest.mark.parametrize(
'value, format_string, expected',
[
('07-03-17', '%m-%d-%y', datetime(2017, 7, 3)),
('07-03-17 ', '%m-%d-%y ', datetime(2017, 7, 3)),
('2017-07-03T14:30:01Z', '%Y-%m-%dT%H:%M:%SZ', datetime(2017, 7, 3, 14, 30, 1)),
('2017-07-03T14:30:01', '%Y-%m-%dT%H:%M:%S', datetime(2017, 7, 3, 14, 30, 1)),
('2017_19', '%Y_%H', datetime(2017, 1, 1, 19, 0)),
('2017-07-03T14:30:01', '%Y-%m-%dT%H:%M:%SZ', None),
('07-03-17 ', '%m-%d-%y', None),
(' 07-03-17', '%m-%d-%y', None),
('07 -03-17', '%m-%d-%y', None),
],
)
def test_datetime_converter(value, format_string, expected):
c = converters.DateTimeConverter(format_string)
assert c.convert(value) == expected
def test_datetime_converter_default_format():
c = converters.DateTimeConverter()
assert c.convert('2017-07-03T14:30:01Z') == datetime(
2017, 7, 3, 14, 30, 1, tzinfo=timezone.utc
)
@pytest.mark.parametrize(
'value, expected',
_as_params(
(_TEST_UUID_STR, _TEST_UUID),
(_TEST_UUID_STR.replace('-', '', 1), _TEST_UUID),
(_TEST_UUID_STR_SANS_HYPHENS, _TEST_UUID),
('urn:uuid:' + _TEST_UUID_STR, _TEST_UUID),
('urn:uuid:' + _TEST_UUID_STR_SANS_HYPHENS, _TEST_UUID),
(' ', None),
(_TEST_UUID_STR + ' ', None),
(' ' + _TEST_UUID_STR, None),
(_TEST_UUID_STR[:-1], None),
(_TEST_UUID_STR[0], None),
(_TEST_UUID_STR[:-1] + 'g', None),
(_TEST_UUID_STR.replace('-', '_'), None),
prefix='uuid',
),
)
def test_uuid_converter(value, expected):
c = converters.UUIDConverter()
assert c.convert(value) == expected
|
