@brtnetwork/brt-binary-codec/test/signing-data-encoding.test.js

BRT Ledger binary codec

const {
  encodeForSigning,
  encodeForSigningClaim,
  encodeForMultisigning,
} = require("../dist");

const tx_json = {
  Account: "bnCLGxX4DaGh89DLohvD1qcCHSXnrvHPnN",
  Amount: "1000",
  Destination: "bG23eHAVywMb53i7QVh3gUjujEM29c1ySs",
  Fee: "10",
  Flags: 2147483648,
  Sequence: 1,
  TransactionType: "Payment",
  TxnSignature:
    "30440220718D264EF05CAED7C781FF6DE298DCAC68D002562C9BF3A07C1" +
    "E721B420C0DAB02203A5A4779EF4D2CCC7BC3EF886676D803A9981B928D3B8ACA483B80" +
    "ECA3CD7B9B",
  Signature:
    "30440220718D264EF05CAED7C781FF6DE298DCAC68D002562C9BF3A07C1E72" +
    "1B420C0DAB02203A5A4779EF4D2CCC7BC3EF886676D803A9981B928D3B8ACA483B80ECA" +
    "3CD7B9B",
  SigningPubKey:
    "ED5F5AC8B98974A3CA843326D9B88CEBD0560177B973EE0B149F782CFAA06DC66A",
};

describe("Signing data", function () {
  test("can create single signing blobs", function () {
    const actual = encodeForSigning(tx_json);
    expect(actual).toBe(
      [
        "53545800", // signingPrefix
        // TransactionType
        "12",
        "0000",
        // Flags
        "22",
        "80000000",
        // Sequence
        "24",
        "00000001",
        // Amount
        "61",
        // native amount
        "40000000000003E8",
        // Fee
        "68",
        // native amount
        "400000000000000A",
        // SigningPubKey
        "73",
        // VLLength
        "21",
        "ED5F5AC8B98974A3CA843326D9B88CEBD0560177B973EE0B149F782CFAA06DC66A",
        // Account
        "81",
        // VLLength
        "14",
        "3E49CA67EB494CA1BFE0F4FC8BEBE8861952E7F5",
        // Destination
        "83",
        // VLLength
        "14",
        "B5F762798A53D543A014CAF8B297CFF8F2F937E8",
      ].join("")
    );
  });
  test("can create multi signing blobs", function () {
    const signingAccount = "bPcW6Gtebrb6sYUnWie2xfoEWme34mEoG";
    const signingJson = Object.assign({}, tx_json, { SigningPubKey: "" });
    const actual = encodeForMultisigning(signingJson, signingAccount);
    expect(actual).toBe(
      [
        "534D5400", // signingPrefix
        // TransactionType
        "12",
        "0000",
        // Flags
        "22",
        "80000000",
        // Sequence
        "24",
        "00000001",
        // Amount
        "61",
        // native amount
        "40000000000003E8",
        // Fee
        "68",
        // native amount
        "400000000000000A",
        // SigningPubKey
        "73",
        // VLLength
        "00",
        // '',
        // Account
        "81",
        // VLLength
        "14",
        "3E49CA67EB494CA1BFE0F4FC8BEBE8861952E7F5",
        // Destination
        "83",
        // VLLength
        "14",
        "B5F762798A53D543A014CAF8B297CFF8F2F937E8",
        // signingAccount suffix
        "04780F77CC211BBE72AF69BF97C78377BEB74877",
      ].join("")
    );
  });
  test("can create claim blob", function () {
    const channel =
      "43904CBFCDCEC530B4037871F86EE90BF799DF8D2E0EA564BC8A3F332E4F5FB1";
    const amount = "1000";
    const json = { channel, amount };
    const actual = encodeForSigningClaim(json);
    expect(actual).toBe(
      [
        // hash prefix
        "434C4D00",
        // channel ID
        "43904CBFCDCEC530B4037871F86EE90BF799DF8D2E0EA564BC8A3F332E4F5FB1",
        // amount as a uint64
        "00000000000003E8",
      ].join("")
    );
  });
});