nim-codex/rocksdb/tests/test_sstfilewriter.nim

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2024-05-01 07:29:00 +00:00
# Nim-RocksDB
# Copyright 2024 Status Research & Development GmbH
# Licensed under either of
#
# * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or http://www.apache.org/licenses/LICENSE-2.0)
# * GPL license, version 2.0, ([LICENSE-GPLv2](LICENSE-GPLv2) or https://www.gnu.org/licenses/old-licenses/gpl-2.0.en.html)
#
# at your option. This file may not be copied, modified, or distributed except according to those terms.
{.used.}
import
std/os,
tempfile,
unittest2,
../rocksdb/[rocksdb, sstfilewriter],
./test_helper
suite "SstFileWriterRef Tests":
const
CF_DEFAULT = "default"
CF_OTHER = "other"
let
key1 = @[byte(1)]
val1 = @[byte(1)]
key2 = @[byte(2)]
val2 = @[byte(2)]
key3 = @[byte(3)]
val3 = @[byte(3)]
setup:
let
dbPath = mkdtemp() / "data"
sstFilePath = mkdtemp() / "sst"
db = initReadWriteDb(dbPath,
columnFamilyNames = @[CF_DEFAULT, CF_OTHER])
teardown:
db.close()
removeDir($dbPath)
test "Write to sst file then load into db using default column family":
let res = openSstFileWriter(sstFilePath)
check res.isOk()
let writer = res.get()
defer: writer.close()
check:
writer.put(key1, val1).isOk()
writer.put(key2, val2).isOk()
writer.put(key3, val3).isOk()
writer.delete(@[byte(4)]).isOk()
writer.finish().isOk()
db.ingestExternalFile(sstFilePath).isOk()
db.get(key1).get() == val1
db.get(key2).get() == val2
db.get(key3).get() == val3
test "Write to sst file then load into db using specific column family":
let res = openSstFileWriter(sstFilePath)
check res.isOk()
let writer = res.get()
defer: writer.close()
check:
writer.put(key1, val1).isOk()
writer.put(key2, val2).isOk()
writer.put(key3, val3).isOk()
writer.finish().isOk()
db.ingestExternalFile(sstFilePath, CF_OTHER).isOk()
db.keyExists(key1, CF_DEFAULT).get() == false
db.keyExists(key2, CF_DEFAULT).get() == false
db.keyExists(key3, CF_DEFAULT).get() == false
db.get(key1, CF_OTHER).get() == val1
db.get(key2, CF_OTHER).get() == val2
db.get(key3, CF_OTHER).get() == val3
test "Test close":
let res = openSstFileWriter(sstFilePath)
check res.isOk()
let writer = res.get()
check not writer.isClosed()
writer.close()
check writer.isClosed()
writer.close()
check writer.isClosed()