SP/web2py/gluon/tests/test_serializers.py

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2018-10-25 15:33:07 +00:00
#!/bin/python
# -*- coding: utf-8 -*-
"""
Unit tests for gluon.serializers
"""
import unittest
from .fix_path import fix_sys_path
import datetime
import decimal
from gluon.serializers import *
from gluon.storage import Storage
# careful with the import path 'cause of isinstance() checks
from gluon.languages import translator
from gluon.html import SPAN
class TestSerializers(unittest.TestCase):
def testJSON(self):
# the main and documented "way" is to use the json() function
# it has a few corner-cases that make json() be somewhat
# different from the standard buyt being compliant
# it's just a matter of conventions
# incompatible spacing, newer simplejson already account
# for this but it's still better to remember
weird = {'JSON': u"ro" + u'\u2028' + u'ck' + u'\u2029' + u's!'}
rtn = json(weird)
self.assertEqual(rtn, u'{"JSON": "ro\\u2028ck\\u2029s!"}')
# date, datetime, time strictly as strings in isoformat, minus the T
objs = [
datetime.datetime(2014, 1, 1, 12, 15, 35),
datetime.date(2014, 1, 1),
datetime.time(12, 15, 35)
]
iso_objs = [obj.isoformat()[:19].replace('T', ' ') for obj in objs]
json_objs = [json(obj) for obj in objs]
json_web2pyfied = [json(obj) for obj in iso_objs]
self.assertEqual(json_objs, json_web2pyfied)
# int or long int()ified
# self.assertEqual(json(1), json(1))
# decimal stringified
obj = {'a': decimal.Decimal('4.312312312312')}
self.assertEqual(json(obj), u'{"a": "4.312312312312"}')
# lazyT translated
T = translator('', 'en')
lazy_translation = T('abc')
self.assertEqual(json(lazy_translation), u'"abc"')
# html helpers are xml()ed before too
self.assertEqual(json(SPAN('abc')), u'"<span>abc</span>"')
# unicode keys make a difference with loads_json
base = {u'è': 1, 'b': 2}
base_enc = json(base)
base_load = loads_json(base_enc)
self.assertTrue(base == base_load)
# if unicode_keys is false, the standard behaviour is assumed
base_load = loads_json(base_enc, unicode_keys=False)
self.assertFalse(base == base_load)