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#!/usr/bin/python
# -*- coding: utf-8 -*-
import cPickle
import sys
import os
import unittest
import uuid
sys.path.insert(0, os.pardir)
sys.path.append(os.getcwd())
from carrot.serialization import registry
# For content_encoding tests
unicode_string = u'abcdé\u8463'
unicode_string_as_utf8 = unicode_string.encode('utf-8')
latin_string = u'abcdé'
latin_string_as_latin1 = latin_string.encode('latin-1')
latin_string_as_utf8 = latin_string.encode('utf-8')
# For serialization tests
py_data = {"string": "The quick brown fox jumps over the lazy dog",
"int": 10,
"float": 3.14159265,
"unicode": u"Thé quick brown fox jumps over thé lazy dog",
"list": ["george", "jerry", "elaine", "cosmo"],
}
# JSON serialization tests
json_data = ('{"int": 10, "float": 3.1415926500000002, '
'"list": ["george", "jerry", "elaine", "cosmo"], '
'"string": "The quick brown fox jumps over the lazy '
'dog", "unicode": "Th\\u00e9 quick brown fox jumps over '
'th\\u00e9 lazy dog"}')
# Pickle serialization tests
pickle_data = cPickle.dumps(py_data)
# YAML serialization tests
yaml_data = ('float: 3.1415926500000002\nint: 10\n'
'list: [george, jerry, elaine, cosmo]\n'
'string: The quick brown fox jumps over the lazy dog\n'
'unicode: "Th\\xE9 quick brown fox '
'jumps over th\\xE9 lazy dog"\n')
msgpack_py_data = dict(py_data)
# msgpack only supports tuples
msgpack_py_data["list"] = tuple(msgpack_py_data["list"])
# Unicode chars are lost in transmit :(
msgpack_py_data["unicode"] = 'Th quick brown fox jumps over th lazy dog'
msgpack_data = ('\x85\xa3int\n\xa5float\xcb@\t!\xfbS\xc8\xd4\xf1\xa4list'
'\x94\xa6george\xa5jerry\xa6elaine\xa5cosmo\xa6string\xda'
'\x00+The quick brown fox jumps over the lazy dog\xa7unicode'
'\xda\x00)Th quick brown fox jumps over th lazy dog')
def say(m):
sys.stderr.write("%s\n" % (m, ))
class TestSerialization(unittest.TestCase):
def test_content_type_decoding(self):
content_type = 'plain/text'
self.assertEquals(unicode_string,
registry.decode(
unicode_string_as_utf8,
content_type='plain/text',
content_encoding='utf-8'))
self.assertEquals(latin_string,
registry.decode(
latin_string_as_latin1,
content_type='application/data',
content_encoding='latin-1'))
def test_content_type_binary(self):
content_type = 'plain/text'
self.assertNotEquals(unicode_string,
registry.decode(
unicode_string_as_utf8,
content_type='application/data',
content_encoding='binary'))
self.assertEquals(unicode_string_as_utf8,
registry.decode(
unicode_string_as_utf8,
content_type='application/data',
content_encoding='binary'))
def test_content_type_encoding(self):
# Using the "raw" serializer
self.assertEquals(unicode_string_as_utf8,
registry.encode(
unicode_string, serializer="raw")[-1])
self.assertEquals(latin_string_as_utf8,
registry.encode(
latin_string, serializer="raw")[-1])
# And again w/o a specific serializer to check the
# code where we force unicode objects into a string.
self.assertEquals(unicode_string_as_utf8,
registry.encode(unicode_string)[-1])
self.assertEquals(latin_string_as_utf8,
registry.encode(latin_string)[-1])
def test_json_decode(self):
self.assertEquals(py_data,
registry.decode(
json_data,
content_type='application/json',
content_encoding='utf-8'))
def test_json_encode(self):
self.assertEquals(registry.decode(
registry.encode(py_data, serializer="json")[-1],
content_type='application/json',
content_encoding='utf-8'),
registry.decode(
json_data,
content_type='application/json',
content_encoding='utf-8'))
def test_msgpack_decode(self):
try:
import msgpack
except ImportError:
return say("* msgpack-python not installed, will not execute "
"related tests.")
self.assertEquals(msgpack_py_data,
registry.decode(
msgpack_data,
content_type='application/x-msgpack',
content_encoding='binary'))
def test_msgpack_encode(self):
try:
import msgpack
except ImportError:
return say("* msgpack-python not installed, will not execute "
"related tests.")
self.assertEquals(registry.decode(
registry.encode(msgpack_py_data, serializer="msgpack")[-1],
content_type='application/x-msgpack',
content_encoding='binary'),
registry.decode(
msgpack_data,
content_type='application/x-msgpack',
content_encoding='binary'))
def test_yaml_decode(self):
try:
import yaml
except ImportError:
return say("* PyYAML not installed, will not execute "
"related tests.")
self.assertEquals(py_data,
registry.decode(
yaml_data,
content_type='application/x-yaml',
content_encoding='utf-8'))
def test_yaml_encode(self):
try:
import yaml
except ImportError:
return say("* PyYAML not installed, will not execute "
"related tests.")
self.assertEquals(registry.decode(
registry.encode(py_data, serializer="yaml")[-1],
content_type='application/x-yaml',
content_encoding='utf-8'),
registry.decode(
yaml_data,
content_type='application/x-yaml',
content_encoding='utf-8'))
def test_pickle_decode(self):
self.assertEquals(py_data,
registry.decode(
pickle_data,
content_type='application/x-python-serialize',
content_encoding='binary'))
def test_pickle_encode(self):
self.assertEquals(pickle_data,
registry.encode(py_data,
serializer="pickle")[-1])
if __name__ == '__main__':
unittest.main()
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