tests.py 文件源码

def test_cache_versioning_get_set_many(self):
        cache = self.cache
        cache2 = LRUObjectCache('lru2', dict(VERSION=2))
        cache2._cache = cache._cache

        # set, using default version = 1
        cache.set_many({'ford1': 37, 'arthur1': 42})
        self.assertEqual(cache.get_many(['ford1', 'arthur1']), {'ford1': 37, 'arthur1': 42})
        self.assertEqual(cache.get_many(['ford1', 'arthur1'], version=1), {'ford1': 37, 'arthur1': 42})
        self.assertEqual(cache.get_many(['ford1', 'arthur1'], version=2), {})

        self.assertEqual(cache2.get_many(['ford1', 'arthur1']), {})
        self.assertEqual(cache2.get_many(['ford1', 'arthur1'], version=1), {'ford1': 37, 'arthur1': 42})
        self.assertEqual(cache2.get_many(['ford1', 'arthur1'], version=2), {})

        # set, default version = 1, but manually override version = 2
        cache.set_many({'ford2': 37, 'arthur2': 42}, version=2)
        self.assertEqual(cache.get_many(['ford2', 'arthur2']), {})
        self.assertEqual(cache.get_many(['ford2', 'arthur2'], version=1), {})
        self.assertEqual(cache.get_many(['ford2', 'arthur2'], version=2), {'ford2': 37, 'arthur2': 42})

        self.assertEqual(cache2.get_many(['ford2', 'arthur2']), {'ford2': 37, 'arthur2': 42})
        self.assertEqual(cache2.get_many(['ford2', 'arthur2'], version=1), {})
        self.assertEqual(cache2.get_many(['ford2', 'arthur2'], version=2), {'ford2': 37, 'arthur2': 42})

        # v2 set, using default version = 2
        cache2.set_many({'ford3': 37, 'arthur3': 42})
        self.assertEqual(cache.get_many(['ford3', 'arthur3']), {})
        self.assertEqual(cache.get_many(['ford3', 'arthur3'], version=1), {})
        self.assertEqual(cache.get_many(['ford3', 'arthur3'], version=2), {'ford3': 37, 'arthur3': 42})

        self.assertEqual(cache2.get_many(['ford3', 'arthur3']), {'ford3': 37, 'arthur3': 42})
        self.assertEqual(cache2.get_many(['ford3', 'arthur3'], version=1), {})
        self.assertEqual(cache2.get_many(['ford3', 'arthur3'], version=2), {'ford3': 37, 'arthur3': 42})

        # v2 set, default version = 2, but manually override version = 1
        cache2.set_many({'ford4': 37, 'arthur4': 42}, version=1)
        self.assertEqual(cache.get_many(['ford4', 'arthur4']), {'ford4': 37, 'arthur4': 42})
        self.assertEqual(cache.get_many(['ford4', 'arthur4'], version=1), {'ford4': 37, 'arthur4': 42})
        self.assertEqual(cache.get_many(['ford4', 'arthur4'], version=2), {})

        self.assertEqual(cache2.get_many(['ford4', 'arthur4']), {})
        self.assertEqual(cache2.get_many(['ford4', 'arthur4'], version=1), {'ford4': 37, 'arthur4': 42})
        self.assertEqual(cache2.get_many(['ford4', 'arthur4'], version=2), {})