from unittest import TestCase import simplejson as json class TestBigintAsString(TestCase): # Python 2.5, at least the one that ships on Mac OS X, calculates # 2 ** 53 as 0! It manages to calculate 1 << 53 correctly. values = [(200, 200), ((1 << 53) - 1, 9007199254740991), ((1 << 53), '9007199254740992'), ((1 << 53) + 1, '9007199254740993'), (-100, -100), ((-1 << 53), '-9007199254740992'), ((-1 << 53) - 1, '-9007199254740993'), ((-1 << 53) + 1, -9007199254740991)] options = ( {"bigint_as_string": True}, {"int_as_string_bitcount": 53} ) def test_ints(self): for opts in self.options: for val, expect in self.values: self.assertEqual( val, json.loads(json.dumps(val))) self.assertEqual( expect, json.loads(json.dumps(val, **opts))) def test_lists(self): for opts in self.options: for val, expect in self.values: val = [val, val] expect = [expect, expect] self.assertEqual( val, json.loads(json.dumps(val))) self.assertEqual( expect, json.loads(json.dumps(val, **opts))) def test_dicts(self): for opts in self.options: for val, expect in self.values: val = {'k': val} expect = {'k': expect} self.assertEqual( val, json.loads(json.dumps(val))) self.assertEqual( expect, json.loads(json.dumps(val, **opts))) def test_dict_keys(self): for opts in self.options: for val, _ in self.values: expect = {str(val): 'value'} val = {val: 'value'} self.assertEqual( expect, json.loads(json.dumps(val))) self.assertEqual( expect, json.loads(json.dumps(val, **opts)))