xahau.js/packages/ripple-binary-codec/test/binary-json.test.js

const fixtures = require("./fixtures/codec-fixtures.json");
const { decode, encode, decodeLedgerData } = require("../dist");

function json(object) {
  return JSON.stringify(object);
}

function truncateForDisplay(longStr) {
  return `${longStr.slice(0, 10)} ... ${longStr.slice(-10)}`;
}

describe("ripple-binary-codec", function () {
  function makeSuite(name, entries) {
    describe(name, function () {
      entries.forEach((t, testN) => {
        // eslint-disable-next-line max-len
        test(`${name}[${testN}] can encode ${truncateForDisplay(
          json(t.json)
        )} to ${truncateForDisplay(t.binary)}`, () => {
          expect(encode(t.json)).toEqual(t.binary);
        });
        // eslint-disable-next-line max-len
        test(`${name}[${testN}] can decode ${truncateForDisplay(
          t.binary
        )} to ${truncateForDisplay(json(t.json))}`, () => {
          const decoded = decode(t.binary);
          expect(decoded).toEqual(t.json);
        });
      });
    });
  }
  makeSuite("transactions", fixtures.transactions);
  makeSuite("accountState", fixtures.accountState);

  describe("ledgerData", function () {
    if (fixtures.ledgerData) {
      fixtures.ledgerData.forEach((t, testN) => {
        test(`ledgerData[${testN}] can decode ${t.binary} to ${json(
          t.json
        )}`, () => {
          const decoded = decodeLedgerData(t.binary);
          expect(t.json).toEqual(decoded);
        });
      });
    }
  });
});