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from unittest import TestCase
from django.test import ignore_warnings
from django.utils.deprecation import RemovedInDjango50Warning
with ignore_warnings(category=RemovedInDjango50Warning):
from django.utils.baseconv import (
BaseConverter,
base2,
base16,
base36,
base56,
base62,
base64,
)
# RemovedInDjango50Warning
class TestBaseConv(TestCase):
def test_baseconv(self):
nums = [-(10**10), 10**10, *range(-100, 100)]
for converter in [base2, base16, base36, base56, base62, base64]:
for i in nums:
self.assertEqual(i, converter.decode(converter.encode(i)))
def test_base11(self):
base11 = BaseConverter("0123456789-", sign="$")
self.assertEqual(base11.encode(1234), "-22")
self.assertEqual(base11.decode("-22"), 1234)
self.assertEqual(base11.encode(-1234), "$-22")
self.assertEqual(base11.decode("$-22"), -1234)
def test_base20(self):
base20 = BaseConverter("0123456789abcdefghij")
self.assertEqual(base20.encode(1234), "31e")
self.assertEqual(base20.decode("31e"), 1234)
self.assertEqual(base20.encode(-1234), "-31e")
self.assertEqual(base20.decode("-31e"), -1234)
def test_base64(self):
self.assertEqual(base64.encode(1234), "JI")
self.assertEqual(base64.decode("JI"), 1234)
self.assertEqual(base64.encode(-1234), "$JI")
self.assertEqual(base64.decode("$JI"), -1234)
def test_base7(self):
base7 = BaseConverter("cjdhel3", sign="g")
self.assertEqual(base7.encode(1234), "hejd")
self.assertEqual(base7.decode("hejd"), 1234)
self.assertEqual(base7.encode(-1234), "ghejd")
self.assertEqual(base7.decode("ghejd"), -1234)
def test_exception(self):
with self.assertRaises(ValueError):
BaseConverter("abc", sign="a")
self.assertIsInstance(BaseConverter("abc", sign="d"), BaseConverter)
def test_repr(self):
base7 = BaseConverter("cjdhel3", sign="g")
self.assertEqual(repr(base7), "<BaseConverter: base7 (cjdhel3)>")
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