root / test / py / ganeti.serializer_unittest.py @ 560ef132
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#!/usr/bin/python
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#
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# Copyright (C) 2006, 2007, 2008 Google Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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# 02110-1301, USA.
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"""Script for unittesting the serializer module"""
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import doctest |
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import unittest |
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from ganeti import errors |
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from ganeti import ht |
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from ganeti import objects |
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from ganeti import serializer |
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import testutils |
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class TestSerializer(testutils.GanetiTestCase): |
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"""Serializer tests"""
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_TESTDATA = [ |
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"test",
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255,
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[1, 2, 3], |
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(1, 2, 3), |
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{"1": 2, |
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"foo": "bar"}, |
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["abc", 1, 2, 3, 999, |
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{ |
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"a1": ("Hello", "World"), |
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"a2": "This is only a test", |
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"a3": None, |
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"osparams:": serializer.PrivateDict({
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"foo": 5, |
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}) |
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} |
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] |
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] |
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def _TestSerializer(self, dump_fn, load_fn): |
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_dump_fn = lambda data: dump_fn(
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data, |
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private_encoder=serializer.EncodeWithPrivateFields |
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) |
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for data in self._TESTDATA: |
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self.failUnless(_dump_fn(data).endswith("\n")) |
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self.assertEqualValues(load_fn(_dump_fn(data)), data)
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def testGeneric(self): |
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self._TestSerializer(serializer.Dump, serializer.Load)
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def testSignedGeneric(self): |
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self._TestSigned(serializer.DumpSigned, serializer.LoadSigned)
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def testJson(self): |
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self._TestSerializer(serializer.DumpJson, serializer.LoadJson)
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def testSignedJson(self): |
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self._TestSigned(serializer.DumpSignedJson, serializer.LoadSignedJson)
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def _TestSigned(self, dump_fn, load_fn): |
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_dump_fn = lambda *args, **kwargs: dump_fn(
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*args, |
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private_encoder=serializer.EncodeWithPrivateFields, |
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**kwargs |
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) |
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for data in self._TESTDATA: |
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self.assertEqualValues(load_fn(_dump_fn(data, "mykey"), "mykey"), |
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(data, ""))
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self.assertEqualValues(load_fn(_dump_fn(data, "myprivatekey", |
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salt="mysalt"),
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"myprivatekey"),
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(data, "mysalt"))
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keydict = { |
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"mykey_id": "myprivatekey", |
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} |
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self.assertEqualValues(load_fn(_dump_fn(data, "myprivatekey", |
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salt="mysalt",
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key_selector="mykey_id"),
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keydict.get), |
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(data, "mysalt"))
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self.assertRaises(errors.SignatureError, load_fn,
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_dump_fn(data, "myprivatekey",
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salt="mysalt",
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key_selector="mykey_id"),
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{}.get) |
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self.assertRaises(errors.SignatureError, load_fn,
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_dump_fn("test", "myprivatekey"), |
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"myotherkey")
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self.assertRaises(errors.SignatureError, load_fn,
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serializer.DumpJson("This is a test"), "mykey") |
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self.assertRaises(errors.SignatureError, load_fn,
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serializer.DumpJson({}), "mykey")
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# Message missing salt and HMAC
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tdata = { "msg": "Foo", } |
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self.assertRaises(errors.SignatureError, load_fn,
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serializer.DumpJson(tdata), "mykey")
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class TestLoadAndVerifyJson(unittest.TestCase): |
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def testNoJson(self): |
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self.assertRaises(errors.ParseError, serializer.LoadAndVerifyJson,
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"", NotImplemented) |
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self.assertRaises(errors.ParseError, serializer.LoadAndVerifyJson,
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"}", NotImplemented) |
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def testVerificationFails(self): |
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self.assertRaises(errors.ParseError, serializer.LoadAndVerifyJson,
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"{}", lambda _: False) |
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verify_fn = ht.TListOf(ht.TNonEmptyString) |
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try:
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serializer.LoadAndVerifyJson("{}", verify_fn)
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except errors.ParseError, err:
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self.assertTrue(str(err).endswith(str(verify_fn))) |
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else:
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self.fail("Exception not raised") |
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def testSuccess(self): |
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self.assertEqual(serializer.LoadAndVerifyJson("{}", ht.TAny), {}) |
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self.assertEqual(serializer.LoadAndVerifyJson("\"Foo\"", ht.TAny), "Foo") |
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class TestPrivate(unittest.TestCase): |
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def testEquality(self): |
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pDict = serializer.PrivateDict() |
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pDict["bar"] = "egg" |
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nDict = {"bar": "egg"} |
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self.assertEqual(pDict, nDict, "PrivateDict-dict equality failure") |
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def testPrivateDictUnprivate(self): |
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pDict = serializer.PrivateDict() |
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pDict["bar"] = "egg" |
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uDict = pDict.Unprivate() |
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nDict = {"bar": "egg"} |
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self.assertEquals(type(uDict), dict, |
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"PrivateDict.Unprivate() did not return a dict")
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self.assertEqual(pDict, uDict, "PrivateDict.Unprivate() equality failure") |
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self.assertEqual(nDict, uDict, "PrivateDict.Unprivate() failed to return") |
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def testAttributeTransparency(self): |
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class Dummy(object): |
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pass
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dummy = Dummy() |
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dummy.bar = "egg"
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pDummy = serializer.Private(dummy) |
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self.assertEqual(pDummy.bar, "egg", "Failed to access attribute of Private") |
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def testCallTransparency(self): |
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foo = serializer.Private("egg")
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self.assertEqual(foo.upper(), "EGG", "Failed to call Private instance") |
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def testFillDict(self): |
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pDict = serializer.PrivateDict() |
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pDict["bar"] = "egg" |
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self.assertEqual(pDict, objects.FillDict({}, pDict))
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def testLeak(self): |
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pDict = serializer.PrivateDict() |
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pDict["bar"] = "egg" |
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self.assertNotIn("egg", str(pDict), "Value leaked in str(PrivateDict)") |
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self.assertNotIn("egg", repr(pDict), "Value leaked in repr(PrivateDict)") |
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self.assertNotIn("egg", "{0}".format(pDict), |
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"Value leaked in PrivateDict.__format__")
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self.assertNotIn("egg", serializer.Dump(pDict), |
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"Value leaked in serializer.Dump(PrivateDict)")
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def testProperAccess(self): |
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pDict = serializer.PrivateDict() |
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pDict["bar"] = "egg" |
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self.assertIs("egg", pDict["bar"].Get(), |
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"Value not returned by Private.Get()")
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self.assertIs("egg", pDict.GetPrivate("bar"), |
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"Value not returned by Private.GetPrivate()")
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self.assertIs("egg", pDict.Unprivate()["bar"], |
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"Value not returned by PrivateDict.Unprivate()")
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self.assertIn(
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"egg",
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serializer.Dump(pDict, |
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private_encoder=serializer.EncodeWithPrivateFields) |
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) |
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def testDictGet(self): |
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self.assertIs("tar", serializer.PrivateDict().GetPrivate("bar", "tar"), |
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"Private.GetPrivate() did not handle the default case")
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def testZeronessPrivate(self): |
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self.assertTrue(serializer.Private("foo"), |
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"Private of non-empty string is false")
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self.assertFalse(serializer.Private(""), "Private empty string is true") |
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class TestCheckDoctests(unittest.TestCase): |
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def testCheckSerializer(self): |
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results = doctest.testmod(serializer) |
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self.assertEquals(results.failed, 0, "Doctest failures detected") |
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if __name__ == "__main__": |
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testutils.GanetiTestProgram() |