shep

Multi-state key stores using bit masks for python3
git clone git://git.defalsify.org/shep.git
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test_store.py (2250B)

      1 # standard imports
      2 import unittest
      3 import logging
      4 
      5 # local imports
      6 from shep.persist import PersistedState
      7 from shep.error import (
      8         StateExists,
      9         StateItemExists,
     10         StateInvalid,
     11         StateItemNotFound,
     12         )
     13 
     14 logging.basicConfig(level=logging.DEBUG)
     15 logg = logging.getLogger()
     16 
     17 
     18 class MockStore:
     19 
     20     def __init__(self):
     21         self.v = {}
     22         self.for_state = 0
     23 
     24 
     25     def put(self, k, contents=None):
     26         self.v[k] = contents
     27 
     28 
     29     def remove(self, k):
     30         del self.v[k]
     31 
     32 
     33     def get(self, k):
     34         return self.v[k]
     35 
     36 
     37     def list(self):
     38         return list(self.v.keys())
     39 
     40 
     41 class TestStateItems(unittest.TestCase):
     42         
     43     def setUp(self):
     44         self.mockstore = MockStore()
     45 
     46         def mockstore_factory(v):
     47             #self.mockstore.for_state = v
     48             return self.mockstore
     49 
     50         self.states = PersistedState(mockstore_factory, 4)
     51         self.states.add('foo') 
     52         self.states.add('bar') 
     53         self.states.add('baz') 
     54         self.states.alias('xyzzy', self.states.BAZ | self.states.BAR) 
     55         self.states.alias('plugh', self.states.FOO | self.states.BAR) 
     56 
     57 
     58     def test_persist_new(self):
     59         item = b'foo'
     60         self.states.put(item, True)
     61         self.assertTrue(self.mockstore.v.get(item))
     62 
     63 
     64     def test_persist_move(self):
     65         item = b'foo'
     66         self.states.put(item, self.states.FOO)
     67         self.states.move(item, self.states.XYZZY) 
     68         self.assertEqual(self.mockstore.for_state, self.states.name(self.states.XYZZY))
     69 
     70 
     71     def test_persist_move(self):
     72         item = b'foo'
     73         self.states.put(item, self.states.FOO, True)
     74         self.states.move(item, self.states.XYZZY) 
     75         #self.assertEqual(self.mockstore.for_state, self.states.name(self.states.XYZZY))
     76         # TODO: cant check the add because remove happens after remove, need better mock
     77         self.assertIsNone(self.mockstore.v.get(item)) 
     78 
     79 
     80     def test_persist_move_new(self):
     81         item = b'foo'
     82         self.states.put(item)
     83         self.states.move(item, self.states.BAZ)
     84         #self.assertEqual(self.mockstore.for_state, self.states.name(self.states.BAZ))
     85         self.assertIsNone(self.mockstore.v.get(item))
     86 
     87 
     88 
     89 if __name__ == '__main__':
     90     unittest.main()