mirror of https://github.com/status-im/nim-eth.git
49 lines
1.5 KiB
Nim
49 lines
1.5 KiB
Nim
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# Copyright (c) 2020-2021 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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unittest,
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../eth/utp/packets,
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../../eth/keys
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suite "Utp packets encoding/decoding":
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let rng = newRng()
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test "Encode/decode syn packet":
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let synPacket = synPacket(rng[], 10, 20)
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let encoded = encodePacket(synPacket)
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let decoded = decodePacket(encoded)
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check:
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decoded.isOk()
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synPacket == decoded.get()
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test "Decode state packet":
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# Packet obtained by interaction with c reference implementation
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let pack: array[20, uint8] = [
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0x21'u8, 0x0, 0x15, 0x72, 0x00, 0xBA, 0x4D, 0x71, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0,
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0x0, 0x41, 0xA7, 0x00, 0x01]
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let decoded = decodePacket(pack)
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check:
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decoded.isOk()
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let packet = decoded.get()
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check:
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packet.header.pType == ST_STATE
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packet.header.version == 1
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packet.header.extension == 0
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packet.header.connectionId == 5490
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packet.header.timestamp == 12209521
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packet.header.timestampDiff == 0
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packet.header.wndSize == 1048576
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packet.header.seqNr == 16807
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packet.header.ackNr == 1
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