import
  macro_assembler, unittest, macros, strutils,
  byteutils, eth/common, ../nimbus/db/state_db,
  ../nimbus/db/db_chain, ranges

suite "Custom Opcodes Test":
  let (blockNumber, chainDB) = initDatabase()

  var acc: EthAddress
  hexToByteArray("0xc669eaad75042be84daaf9b461b0e868b9ac1871", acc)
  var
    parent = chainDB.getBlockHeader(blockNumber - 1)
    stateDB = newAccountStateDB(chainDB.db, parent.stateRoot, false)

  stateDB.setBalance(acc, 1000.u256)
  parent.stateRoot = stateDB.rootHash
  chainDB.setHead(parent, true)

  assembler: # CALLDATASIZE OP
    title: "CALLDATASIZE_1"
    data:
      "0x00000000000000000000000000000000000000000000000000000000000000A1"
      "0x00000000000000000000000000000000000000000000000000000000000000B1"
    code:
      CallDataSize
    stack: "0x0000000000000000000000000000000000000000000000000000000000000040"

  assembler: # CALLDATALOAD OP
    title: "CALLDATALOAD_1"
    data:
      "0x00000000000000000000000000000000000000000000000000000000000000A1"
      "0x00000000000000000000000000000000000000000000000000000000000000B1"
    code:
      Push1 "0x00"
      CallDataLoad
    stack: "0x00000000000000000000000000000000000000000000000000000000000000A1"

  assembler: # CALLDATALOAD OP
    title: "CALLDATALOAD_2"
    data:
      "0x00000000000000000000000000000000000000000000000000000000000000A1"
      "0x00000000000000000000000000000000000000000000000000000000000000B1"
    code:
      Push1 "0x02"
      CallDataLoad
    stack: "0x0000000000000000000000000000000000000000000000000000000000A10000"

  assembler: # CALLDATALOAD OP
    title: "CALLDATALOAD_3"
    data:
      "0x00000000000000000000000000000000000000000000000000000000000000A1"
      "0x00000000000000000000000000000000000000000000000000000000000000B1"
    code:
      Push1 "0x20"
      CallDataLoad
    stack: "0x00000000000000000000000000000000000000000000000000000000000000B1"

  assembler: # CALLDATALOAD OP
    title: "CALLDATALOAD_4"
    data:
      "0x00000000000000000000000000000000000000000000000000000000000000A1"
      "0x00000000000000000000000000000000000000000000000000000000000000B1"
    code:
      Push1 "0x23"
      CallDataLoad
    stack: "0x00000000000000000000000000000000000000000000000000000000B1000000"

  assembler: # CALLDATALOAD OP
    title: "CALLDATALOAD_5"
    data:
      "0x00000000000000000000000000000000000000000000000000000000000000A1"
      "0x00000000000000000000000000000000000000000000000000000000000000B1"
    code:
      Push1 "0x3F"
      CallDataLoad
    stack: "0xB100000000000000000000000000000000000000000000000000000000000000"

  assembler: # CALLDATALOAD OP mal
    title: "CALLDATALOAD_6"
    code:
      CallDataLoad
    success: false


  assembler: # CALLDATACOPY OP
    title: "CALLDATACOPY_1"
    data:
      "0x00000000000000000000000000000000000000000000000000000000000000A1"
      "0x00000000000000000000000000000000000000000000000000000000000000B1"
    code:
      Push1 "0x20"
      Push1 "0x00"
      Push1 "0x00"
      CallDataCopy
    memory: "0x00000000000000000000000000000000000000000000000000000000000000A1"

  assembler: # CALLDATACOPY OP
    title: "CALLDATACOPY_2"
    data:
      "0x00000000000000000000000000000000000000000000000000000000000000A1"
      "0x00000000000000000000000000000000000000000000000000000000000000B1"
    code:
      Push1 "0x40"
      Push1 "0x00"
      Push1 "0x00"
      CallDataCopy
    memory:
      "0x00000000000000000000000000000000000000000000000000000000000000A1"
      "0x00000000000000000000000000000000000000000000000000000000000000B1"

  assembler: # CALLDATACOPY OP
    title: "CALLDATACOPY_3"
    data:
      "0x00000000000000000000000000000000000000000000000000000000000000A1"
      "0x00000000000000000000000000000000000000000000000000000000000000B1"
    code:
      Push1 "0x40"
      Push1 "0x04"
      Push1 "0x00"
      CallDataCopy
    memory:
      "0x000000000000000000000000000000000000000000000000000000A100000000"
      "0x000000000000000000000000000000000000000000000000000000B100000000"

  assembler: # CALLDATACOPY OP
    title: "CALLDATACOPY_4"
    data:
      "0x00000000000000000000000000000000000000000000000000000000000000A1"
      "0x00000000000000000000000000000000000000000000000000000000000000B1"
    code:
      Push1 "0x40"
      Push1 "0x00"
      Push1 "0x04"
      CallDataCopy
    memory:
      "0x0000000000000000000000000000000000000000000000000000000000000000"
      "0x000000A100000000000000000000000000000000000000000000000000000000"
      "0x000000B100000000000000000000000000000000000000000000000000000000"

  assembler: # CALLDATACOPY OP
    title: "CALLDATACOPY_5"
    data:
      "0x00000000000000000000000000000000000000000000000000000000000000A1"
      "0x00000000000000000000000000000000000000000000000000000000000000B1"
    code:
      Push1 "0x40"
      Push1 "0x00"
      Push1 "0x04"
      CallDataCopy
    memory:
      "0x0000000000000000000000000000000000000000000000000000000000000000"
      "0x000000A100000000000000000000000000000000000000000000000000000000"
      "0x000000B100000000000000000000000000000000000000000000000000000000"

  assembler: # CALLDATACOPY OP mal
    title: "CALLDATACOPY_6"
    data:
      "0x00000000000000000000000000000000000000000000000000000000000000A1"
      "0x00000000000000000000000000000000000000000000000000000000000000B1"
    code:
      Push1 "0x40"
      Push1 "0x00"
      CallDataCopy
    success: false
    stack:
      "0x40"
      "0x00"

  assembler: # CALLDATACOPY OP mal
    title: "CALLDATACOPY_7"
    data:
      "0x00000000000000000000000000000000000000000000000000000000000000A1"
      "0x00000000000000000000000000000000000000000000000000000000000000B1"
    code: "0x6020600073CC0929EB16730E7C14FEFC63006AC2D794C5795637"
    success: false

  assembler: # ADDRESS OP
    title: "ADDRESS_1"
    code:
      Address
    stack: "0x000000000000000000000000c669eaad75042be84daaf9b461b0e868b9ac1871"

  assembler: # BALANCE OP
    title: "BALANCE_1"
    code:
      Address
      Balance
    stack: "0x00000000000000000000000000000000000000000000000000000000000003E8"

  assembler: # ORIGIN OP
    title: "ORIGIN_1"
    code:
      Origin
    stack: "0x000000000000000000000000fbe0afcd7658ba86be41922059dd879c192d4c73"

  assembler: # CALLER OP
    title: "CALLER_1"
    code:
      Caller
    stack: "0x000000000000000000000000fbe0afcd7658ba86be41922059dd879c192d4c73"

  assembler: # CALLVALUE OP
    title: "CALLVALUE_1"
    code:
      CallValue
    stack: "0xcff56a1b273a8000"

  assembler: # SHA3 OP
    title: "SHA3_1"
    code:
      Push1 "0x01"
      Push1 "0x00"
      Mstore8
      Push1 "0x01"
      Push1 "0x00"
      Sha3
    stack: "0x5FE7F977E71DBA2EA1A68E21057BEEBB9BE2AC30C6410AA38D4F3FBE41DCFFD2"
    memory: "0x0100000000000000000000000000000000000000000000000000000000000000"

  assembler: # SHA3 OP
    title: "SHA3_2"
    code:
      Push2 "0x0201"
      Push1 "0x00"
      Mstore
      Push1 "0x02"
      Push1 "0x1E"
      Sha3
    stack: "0x114A3FE82A0219FCC31ABD15617966A125F12B0FD3409105FC83B487A9D82DE4"
    memory: "0x0000000000000000000000000000000000000000000000000000000000000201"

  assembler: # SHA3 OP mal
    title: "SHA3_3"
    code:
      Push2 "0x0201"
      Push1 "0x00"
      Mstore
      Push1 "0x02"
      Sha3
    success: false
    stack: "0x02"
    memory: "0x0000000000000000000000000000000000000000000000000000000000000201"

#[
  assembler: # BLOCKHASH OP
    title: "BLOCKHASH_1"
    code:
      Push1 "0x01"
      Blockhash
    stack: "0xC89EFDAA54C0F20C7ADF612882DF0950F5A951637E0307CDCB4C672F298B8BC6"
]#

  # current coinbase or parent coinbase?
  assembler: # COINBASE OP
    title: "COINBASE_1"
    code:
      Coinbase
    stack: "0x000000000000000000000000c0ede9a639d107851462c15f2fb729c7c61bbf62"

  # current timestamp or parent timestamp?
  assembler: # TIMESTAMP OP
    title: "TIMESTAMP_1"
    code:
      TimeStamp
    stack: "0x0000000000000000000000000000000000000000000000000000000055c46bb3"

  # it should be current block number
  assembler: # NUMBER OP
    title: "NUMBER_1"
    code:
      Number
    stack: "0x000000000000000000000000000000000000000000000000000000000000b865"

  # current difficulty or parent dificulty?
  assembler: # DIFFICULTY OP
    title: "DIFFICULTY_1"
    code:
      Difficulty
    stack: "0x0000000000000000000000000000000000000000000000000000015451e94505"

  # ??
  assembler: # GASPRICE OP
    title: "GASPRICE_1"
    code:
      GasPrice
    stack: "0x000000000000000000000000000000000000000000000000000000746a528800"

  # ??
  assembler: # GAS OP
    title: "GAS_1"
    code:
      Gas
    stack: "0x000000000000000000000000000000000000000000000000000000001dcd64fe"

  # ??
  assembler: # GASLIMIT OP
    title: "GASLIMIT_1"
    code:
      GasLimit
    stack: "0x000000000000000000000000000000000000000000000000000000000000a271"

  assembler: # INVALID OP
    title: "INVALID_1"
    code: "0x60012F6002"
    stack: "0x0000000000000000000000000000000000000000000000000000000000000001"
    success: false