def test_attr_after_storing(self):
a = Node()
a._set_attr('none', None)
a._set_attr('bool', self.boolval)
a._set_attr('integer', self.intval)
a._set_attr('float', self.floatval)
a._set_attr('string', self.stringval)
a._set_attr('dict', self.dictval)
a._set_attr('list', self.listval)
a.store()
# Now I check if I can retrieve them, before the storage
self.assertIsNone(a.get_attr('none'))
self.assertEquals(self.boolval, a.get_attr('bool'))
self.assertEquals(self.intval, a.get_attr('integer'))
self.assertEquals(self.floatval, a.get_attr('float'))
self.assertEquals(self.stringval, a.get_attr('string'))
self.assertEquals(self.dictval, a.get_attr('dict'))
self.assertEquals(self.listval, a.get_attr('list'))
# And now I try to edit/delete the keys; I should not be able to do it
# after saving. I try only for a couple of attributes
with self.assertRaises(ModificationNotAllowed):
a._del_attr('bool')
with self.assertRaises(ModificationNotAllowed):
a._set_attr('integer', 13)
def test_attr_before_storing(self):
a = Node()
a._set_attr('k1', self.boolval)
a._set_attr('k2', self.intval)
a._set_attr('k3', self.floatval)
a._set_attr('k4', self.stringval)
a._set_attr('k5', self.dictval)
a._set_attr('k6', self.listval)
a._set_attr('k7', self.emptydict)
a._set_attr('k8', self.emptylist)
a._set_attr('k9', None)
# Now I check if I can retrieve them, before the storage
self.assertEquals(self.boolval, a.get_attr('k1'))
self.assertEquals(self.intval, a.get_attr('k2'))
self.assertEquals(self.floatval, a.get_attr('k3'))
self.assertEquals(self.stringval, a.get_attr('k4'))
self.assertEquals(self.dictval, a.get_attr('k5'))
self.assertEquals(self.listval, a.get_attr('k6'))
self.assertEquals(self.emptydict, a.get_attr('k7'))
self.assertEquals(self.emptylist, a.get_attr('k8'))
self.assertIsNone(a.get_attr('k9'))
# And now I try to delete the keys
a._del_attr('k1')
a._del_attr('k2')
a._del_attr('k3')
a._del_attr('k4')
a._del_attr('k5')
a._del_attr('k6')
a._del_attr('k7')
a._del_attr('k8')
a._del_attr('k9')
with self.assertRaises(AttributeError):
# I delete twice the same attribute
a._del_attr('k1')
with self.assertRaises(AttributeError):
# I delete a non-existing attribute
a._del_attr('nonexisting')
with self.assertRaises(AttributeError):
# I get a deleted attribute
a.get_attr('k1')
with self.assertRaises(AttributeError):
# I get a non-existing attribute
a.get_attr('nonexisting')
