nim-rocksdb/tests/test_columnfamily.nim

85 lines
2.1 KiB
Nim

# Nim-RocksDB
# Copyright 2018-2024 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/columnfamily,
./test_helper
suite "ColFamily Tests":
const
CF_DEFAULT = "default"
CF_OTHER = "other"
let
key = @[byte(1), 2, 3, 4, 5]
otherKey = @[byte(1), 2, 3, 4, 5, 6]
val = @[byte(1), 2, 3, 4, 5]
setup:
let
dbPath = mkdtemp() / "data"
db = initReadWriteDb(dbPath, columnFamilyNames = @[CF_DEFAULT, CF_OTHER])
teardown:
db.close()
removeDir($dbPath)
test "Basic operations":
let r0 = db.withColFamily(CF_OTHER)
check r0.isOk()
let cf = r0.value()
check cf.put(key, val).isOk()
var bytes: seq[byte]
check cf.get(key, proc(data: openArray[byte]) = bytes = @data)[]
check not cf.get(otherKey, proc(data: openArray[byte]) = bytes = @data)[]
var r1 = cf.get(key)
check r1.isOk() and r1.value == val
var r2 = cf.get(otherKey)
# there's no error string for missing keys
check r2.isOk() == false and r2.error.len == 0
var e1 = cf.keyExists(key)
check e1.isOk() and e1.value == true
var e2 = cf.keyExists(otherKey)
check e2.isOk() and e2.value == false
var d = cf.delete(key)
check d.isOk()
e1 = cf.keyExists(key)
check e1.isOk() and e1.value == false
d = cf.delete(otherKey)
check d.isOk()
cf.db.close()
check db.isClosed()
# Open database in read only mode
block:
var res = initReadOnlyDb(dbPath).withColFamily(CF_DEFAULT)
check res.isOk()
let readOnlyCf = res.value()
let r = readOnlyCf.keyExists(key)
check r.isOk() and r.value == false
readOnlyCf.db.close()
check readOnlyCf.db.isClosed()