def test_cacheing_with_map(self):
expected_cache = DataMemoryElement()
expected_map = {
0: 'a',
75: 'b',
124769: 'c',
}
dms = DataMemorySet(expected_cache)
dms._element_map = expected_map
dms.cache()
self.assertFalse(expected_cache.is_empty())
self.assertEqual(pickle.loads(expected_cache.get_bytes()), expected_map)
def test_caching_no_map_no_cache(self):
dms = DataMemorySet()
# should do nothing
dms.cache()
self.assertIsNone(dms.cache_element)
self.assertEqual(dms._element_map, {})
def test_cacheing_no_map(self):
dms = DataMemorySet(DataMemoryElement())
dms.cache()
# technically caches something, but that something is an empty map.
self.assertFalse(dms.cache_element.is_empty())
self.assertEqual(pickle.loads(dms.cache_element.get_bytes()), {})
def test_caching_no_map_no_cache(self):
dms = DataMemorySet()
# should do nothing
dms.cache()
ntools.assert_is_none(dms.cache_element)
ntools.assert_equal(dms._element_map, {})
