def test_unsupported_unpickle(self):
"""
#21430 -- Verifies a warning is raised for querysets that are
unpickled with a different Django version than the current
"""
qs = Group.previous_django_version_objects.all()
with warnings.catch_warnings(record=True) as recorded:
pickle.loads(pickle.dumps(qs))
msg = force_text(recorded.pop().message)
self.assertEqual(msg,
"Pickled queryset instance's Django version %s does not "
"match the current version %s."
% (str(float(get_major_version()) - 0.1), get_version()))
def test_unsupported_unpickle(self):
"""
#21430 -- Verifies a warning is raised for querysets that are
unpickled with a different Django version than the current
"""
qs = Group.previous_django_version_objects.all()
with warnings.catch_warnings(record=True) as recorded:
pickle.loads(pickle.dumps(qs))
msg = force_text(recorded.pop().message)
self.assertEqual(msg,
"Pickled queryset instance's Django version %s does not "
"match the current version %s."
% (str(float(get_major_version()) - 0.1), get_version()))
def get_version(version=None):
"Return a PEP 386-compliant version number from VERSION."
version = get_complete_version(version)
# Now build the two parts of the version number:
# main = X.Y[.Z]
# sub = {a|b|rc}N - for alpha, beta and rc releases
main = get_major_version(version)
sub = ''
if version[3] != 'final':
mapping = {'alpha': 'a', 'beta': 'b', 'rc': 'rc'}
sub = mapping[version[3]] + str(version[4])
return str(main + sub)
def get_version(version=None):
"Return a PEP 386-compliant version number from VERSION."
version = get_complete_version(version)
# Now build the two parts of the version number:
# main = X.Y[.Z]
# sub = {a|b|rc}N - for alpha, beta and rc releases
main = get_major_version(version)
sub = ''
if version[3] != 'final':
mapping = {'alpha': 'a', 'beta': 'b', 'rc': 'rc'}
sub = mapping[version[3]] + str(version[4])
return str(main + sub)
def test_unsupported_unpickle(self):
"""
#21430 -- Verifies a warning is raised for models that are
unpickled with a different Django version than the current
"""
class DifferentDjangoVersion(models.Model):
title = models.CharField(max_length=10)
def __reduce__(self):
reduce_list = super(DifferentDjangoVersion, self).__reduce__()
data = reduce_list[-1]
data[DJANGO_VERSION_PICKLE_KEY] = str(float(get_major_version()) - 0.1)
return reduce_list
p = DifferentDjangoVersion(title="FooBar")
with warnings.catch_warnings(record=True) as recorded:
pickle.loads(pickle.dumps(p))
msg = force_text(recorded.pop().message)
self.assertEqual(msg,
"Pickled model instance's Django version %s does not "
"match the current version %s."
% (str(float(get_major_version()) - 0.1), get_version()))
def test_unsupported_unpickle(self):
"""
#21430 -- Verifies a warning is raised for models that are
unpickled with a different Django version than the current
"""
class DifferentDjangoVersion(models.Model):
title = models.CharField(max_length=10)
def __reduce__(self):
reduce_list = super(DifferentDjangoVersion, self).__reduce__()
data = reduce_list[-1]
data[DJANGO_VERSION_PICKLE_KEY] = str(
float(get_major_version()) - 0.1)
return reduce_list
p = DifferentDjangoVersion(title="FooBar")
with warnings.catch_warnings(record=True) as recorded:
pickle.loads(pickle.dumps(p))
msg = force_text(recorded.pop().message)
self.assertEqual(
msg, "Pickled model instance's Django version %s does not "
"match the current version %s." %
(str(float(get_major_version()) - 0.1), get_version()))
def __reduce__(self):
reduce_list = super(DifferentDjangoVersion, self).__reduce__()
data = reduce_list[-1]
data[DJANGO_VERSION_PICKLE_KEY] = str(
float(get_major_version()) - 0.1)
return reduce_list
def __reduce__(self):
reduce_list = super(DifferentDjangoVersion, self).__reduce__()
data = reduce_list[-1]
data[DJANGO_VERSION_PICKLE_KEY] = str(float(get_major_version()) - 0.1)
return reduce_list
def __getstate__(self):
state = super(PreviousDjangoVersionQuerySet, self).__getstate__()
state[DJANGO_VERSION_PICKLE_KEY] = str(
float(get_major_version()) - 0.1) # previous major version
return state
def __getstate__(self):
state = super(PreviousDjangoVersionQuerySet, self).__getstate__()
state[DJANGO_VERSION_PICKLE_KEY] = str(float(get_major_version()) - 0.1) # previous major version
return state
