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File test.py of Package python-ana (Revision 33b03fdd4052a4c0ad5337016650a60b)

Currently displaying revision 33b03fdd4052a4c0ad5337016650a60b , Show latest

import os
import gc
import ana
import unittest
import pickle

import logging
l = logging.getLogger("ana.test")

class A(ana.Storable):
    def __init__(self, n):
        self.n = n
        l.debug("%s.__init__", self)

def __repr__(self):
        return "<A %s>" % str(self.n)

def _ana_getstate(self):
        l.debug("%s._ana_getstate", self)
        return (self.n,)

def _ana_setstate(self, s):
        self.n = s[0]
        l.debug("%s._ana_setstate", self)

def _ana_getliteral(self):
        return { 'n': self.n }

class TestAna(unittest.TestCase):
    def test_simple(self):
        ana.set_dl(ana.SimpleDataLayer())
        one = A(1)
        one.make_uuid()
        o = pickle.dumps(one)
        one_copy = pickle.loads(o)
        assert one is one_copy

two = A(1)
        t = pickle.dumps(one)
        two_copy = pickle.loads(t)
        assert two_copy is not two

assert pickle.load(open(os.path.join(os.path.dirname(__file__), 'test_pickle.p'), 'rb')).n == 1337

def write_a1337(self):
        a1337 = A(1337)
        a1337.make_uuid()
        pickle.dump(a1337, open(os.path.join(os.path.dirname(__file__), 'test_pickle.p'), 'w'))

def test_dict(self):
        ana.set_dl(ana.DictDataLayer())
        l.debug("Initializing 1")
        one = A(1)
        l.debug("Initializing 2")
        two = A(2)

one.make_uuid()

l.debug("Copying 1")
        one_p = pickle.dumps(one)
        one_copy = pickle.loads(one_p)
        l.debug("Copying 2")
        two_p = pickle.dumps(two)
        two_copy = pickle.loads(two_p)

self.assertIs(one_copy, one)
        self.assertIsNot(two_copy, two)
        self.assertEqual(str(two_copy), str(two))

self.assertIs(one, A.ana_load(one.ana_store()))
        self.assertIs(two, A.ana_load(two.ana_store()))

two_copy2 = pickle.loads(pickle.dumps(two))
        self.assertEqual(str(two_copy2), str(two))

l.debug("Initializing 3")
        three = A(3)
        three_str = str(three)
        l.debug("Storing 3")
        three_uuid = three.ana_store()
        l.debug("Deleting 3")
        del three
        gc.collect()
        self.assertFalse(three_uuid in ana.get_dl().uuid_cache)
        l.debug("Loading 3")
        three_copy = A.ana_load(three_uuid)
        self.assertEqual(three_copy.ana_uuid, three_uuid) #pylint:disable=no-member
        self.assertEqual(str(three_copy), three_str)

known = set()
        first_json = three_copy.to_literal(known)
        self.assertTrue(three_copy.ana_uuid in first_json['objects'])
        self.assertEqual(first_json['objects'][three_copy.ana_uuid]['object']['n'], three_copy.n)
        self.assertEqual(first_json['value']['ana_uuid'], three_copy.ana_uuid)

second_json = three_copy.to_literal(known)
        self.assertFalse(three_copy.ana_uuid in second_json['objects'])
        self.assertEqual(second_json['value']['ana_uuid'], three_copy.ana_uuid)

def test_dir(self):
        ana.dl = ana.DirDataLayer(pickle_dir="/tmp/test_ana")
        one = A(1)
        self.assertIs(one, A.ana_load(one.ana_store()))
        self.assertTrue(os.path.exists("/tmp/test_ana/%s.p" % one.ana_uuid))

uuid = one.ana_uuid
        old_id = id(one)
        del one
        gc.collect()
        ana.dl = ana.DirDataLayer(pickle_dir="/tmp/test_ana")
        two = A.ana_load(uuid)
        self.assertEqual(uuid, two.ana_uuid)

# reset the datalayer to make sure we handle it properly
        ana.set_dl(ana.DictDataLayer())
        try:
            two = A.ana_load(uuid)
            assert False
        except KeyError:
            pass
        two.ana_store()
        del two
        three = A.ana_load(uuid)
        assert uuid, three.ana_uuid

if __name__ == '__main__':
    unittest.main()

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File test.py of Package python-ana (Revision 33b03fdd4052a4c0ad5337016650a60b)

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