88 lines
2.0 KiB
Nim
88 lines
2.0 KiB
Nim
# Nimbus
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# Copyright (c) 2021 Status Research & Development GmbH
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# Licensed and distributed under either of
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# * MIT license (license terms in the root directory or at https://opensource.org/licenses/MIT).
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# * Apache v2 license (license terms in the root directory or at https://www.apache.org/licenses/LICENSE-2.0).
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# at your option. This file may not be copied, modified, or distributed except according to those terms.
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{.used.}
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import
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unittest2, stint,
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../network/state/state_content,
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../content_db
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proc genByteSeq(length: int): seq[byte] =
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var i = 0
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var resultSeq = newSeq[byte](length)
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while i < length:
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resultSeq[i] = byte(i)
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inc i
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return resultSeq
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suite "Content Database":
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# Note: We are currently not really testing something new here just basic
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# underlying kvstore.
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test "ContentDB basic API":
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let
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db = ContentDB.new("", inMemory = true)
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key = ContentId(UInt256.high()) # Some key
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block:
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let val = db.get(key)
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check:
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val.isNone()
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db.contains(key) == false
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block:
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db.put(key, [byte 0, 1, 2, 3])
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let val = db.get(key)
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check:
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val.isSome()
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val.get() == [byte 0, 1, 2, 3]
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db.contains(key) == true
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block:
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db.del(key)
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let val = db.get(key)
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check:
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val.isNone()
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db.contains(key) == false
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test "ContentDB size":
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let
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db = ContentDB.new("", inMemory = true)
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let numBytes = 10000
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let size1 = db.size()
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db.put(@[1'u8], genByteSeq(numBytes))
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let size2 = db.size()
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db.put(@[2'u8], genByteSeq(numBytes))
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let size3 = db.size()
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db.put(@[2'u8], genByteSeq(numBytes))
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let size4 = db.size()
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check:
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size2 > size1
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size3 > size2
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size3 == size4
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db.del(@[2'u8])
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db.del(@[1'u8])
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let size5 = db.size()
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check:
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size4 == size5
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db.reclaimSpace()
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let size6 = db.size()
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check:
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# After space reclamation size of db should be equal to initial size
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size6 == size1
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