nim-libp2p-experimental/tests/pubsub/testtimedcache.nim

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{.used.}
import std/unittest
import chronos/timer
import ../../libp2p/protocols/pubsub/timedcache
suite "TimedCache":
test "put/get":
var cache = TimedCache[int].init(5.seconds)
let now = Moment.now()
check:
not cache.put(1, now)
not cache.put(2, now + 3.seconds)
check:
1 in cache
2 in cache
check: not cache.put(3, now + 6.seconds) # expires 1
check:
1 notin cache
2 in cache
3 in cache
check:
cache.put(2, now + 7.seconds) # refreshes 2
not cache.put(4, now + 12.seconds) # expires 3
check:
2 in cache
3 notin cache
4 in cache