nim-dagger/tests/dagger/stores/testfsstore.nim
Eric Mastro 70cbdff901
feat: introduce LRU cache (#50)
* feat: introduce LRU cache

Replace `MemoryStore` with LRU caching mechanism.

`lrucache` library was forked to https://github.com/status-im/lrucache.nim.

Co-authored-by: Eric Mastro <eric.mastro@gmail.com>

# Conflicts:
#	dagger/dagger.nim
#	dagger/stores.nim
#	dagger/stores/manager.nim
#	tests/dagger/blockexc/testengine.nim
#	tests/dagger/helpers/nodeutils.nim
#	tests/dagger/testnode.nim
#	tests/dagger/teststores.nim

* feat: introduce --cache-size CLI option

Allow for a value of `0` to disable the cache.

# Conflicts:
#	dagger/dagger.nim

* allow dynamic block size in cache

allow block size to be variable/dynamic

update lrucache to use updated lrucache dep

Using removeLru proc, added tests

* Refactor CacheStore init block

Co-authored-by: Michael Bradley, Jr <michaelsbradleyjr@gmail.com>
2022-03-02 10:30:42 -06:00

64 lines
1.5 KiB
Nim

import std/os
import pkg/questionable
import pkg/questionable/results
import pkg/chronos
import pkg/asynctest
import pkg/libp2p
import pkg/stew/byteutils
import pkg/dagger/stores/cachestore
import pkg/dagger/chunker
import pkg/dagger/stores
import ../helpers
suite "FS Store":
let
(path, _, _) = instantiationInfo(-2, fullPaths = true) # get this file's name
var
store: FSStore
repoDir: string
newBlock = Block.init("New Block".toBytes()).tryGet()
setup:
repoDir = path.parentDir / "repo"
createDir(repoDir)
store = FSStore.new(repoDir)
teardown:
removeDir(repoDir)
test "putBlock":
check await store.putBlock(newBlock)
check fileExists(store.blockPath(newBlock.cid))
check newBlock.cid in store
test "getBlock":
createDir(store.blockPath(newBlock.cid).parentDir)
writeFile(store.blockPath(newBlock.cid), newBlock.data)
let blk = await store.getBlock(newBlock.cid)
check blk.option == newBlock.some
test "fail getBlock":
let blk = await store.getBlock(newBlock.cid)
check blk.isErr
test "hasBlock":
createDir(store.blockPath(newBlock.cid).parentDir)
writeFile(store.blockPath(newBlock.cid), newBlock.data)
check store.hasBlock(newBlock.cid)
test "fail hasBlock":
check not store.hasBlock(newBlock.cid)
test "delBlock":
createDir(store.blockPath(newBlock.cid).parentDir)
writeFile(store.blockPath(newBlock.cid), newBlock.data)
check await store.delBlock(newBlock.cid)
check not fileExists(store.blockPath(newBlock.cid))