def test_inprocess_cache_prevents_multiple_calls_multiple_fetch(self):
fun = CB()
cc = CachedCall('key', fun)
self.assertEqual(fun.retvalue, cc())
cache.delete('key')
self.assertEqual(fun.retvalue, cc())
self.assertEqual(1, fun.called)
def test_inprocess_cache_prevents_multiple_calls_multiple_fetch(self):
fun = CB()
cc = CachedCall('key', fun)
self.assertEqual(fun.retvalue, cc())
cache.delete('key')
self.assertEqual(fun.retvalue, cc())
self.assertEqual(1, fun.called)
def test_inprocess_cached_prevents_multiple_fetches_in_multicall(self):
funs = [CB(retvalue=n) for n in [1, 2, 3, 4, 5]]
calls = [CachedCall("key_%s" % e, fun) for e, fun in enumerate(funs)]
# Uncached
self.assertEquals([1, 2, 3], CachedCall.multicall(calls[:3]))
# Remove some of the backing stores
cache.delete('key_0')
cache.delete('key_1')
CachedCall.inprocess_cache.delete('key_2')
# 1,2 in-process only, 3 in redis only, 4,5 uncached
self.assertEquals([1, 2, 3, 4, 5], CachedCall.multicall(calls))
self.assertEquals([1] * len(funs), [fun.called for fun in funs])
def test_inprocess_cached_prevents_multiple_fetches_in_multicall(self):
funs = [CB(retvalue=n) for n in [1,2,3,4,5]]
calls = [CachedCall("key_%s" % e, fun) for e,fun in enumerate(funs)]
# Uncached
self.assertEquals([1,2,3], CachedCall.multicall(calls[:3]))
# Remove some of the backing stores
cache.delete('key_0')
cache.delete('key_1')
CachedCall.inprocess_cache.delete('key_2')
# 1,2 in-process only, 3 in redis only, 4,5 uncached
self.assertEquals([1,2,3,4,5], CachedCall.multicall(calls))
self.assertEquals([1] * len(funs), [fun.called for fun in funs])
