mirror of
https://github.com/Xahau/xahau.js.git
synced 2025-11-04 04:55:48 +00:00
397 lines
14 KiB
JavaScript
397 lines
14 KiB
JavaScript
const { coreTypes } = require('../src/types')
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const Decimal = require('decimal.js')
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const { encodeAccountID } = require('@transia/ripple-address-codec')
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const { binary } = require('../src/coretypes')
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const { Amount, Hash160 } = coreTypes
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const { makeParser, readJSON } = binary
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const { Field, TransactionType } = require('./../src/enums')
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const { parseHexOnly, hexOnly, loadFixture } = require('./utils')
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const fixtures = loadFixture('data-driven-tests.json')
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const { BytesList } = require('../src/serdes/binary-serializer')
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const { Buffer } = require('buffer/')
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const __ = hexOnly
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function toJSON(v) {
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return v.toJSON ? v.toJSON() : v
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}
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function assertEqualAmountJSON(actual, expected) {
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expect(typeof actual === typeof expected).toBe(true)
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if (typeof actual === 'string') {
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expect(actual).toEqual(expected)
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return
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}
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expect(actual.currency).toEqual(expected.currency)
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expect(actual.issuer).toEqual(expected.issuer)
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expect(
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actual.value === expected.value ||
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new Decimal(actual.value).equals(new Decimal(expected.value)),
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).toBe(true)
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}
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function basicApiTests() {
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const bytes = parseHexOnly('00,01020304,0506', Uint8Array)
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test('can read slices of bytes', () => {
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const parser = makeParser(bytes)
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expect(parser.bytes instanceof Buffer).toBe(true)
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const read1 = parser.read(1)
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expect(read1 instanceof Buffer).toBe(true)
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expect(read1).toEqual(Buffer.from([0]))
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expect(parser.read(4)).toEqual(Buffer.from([1, 2, 3, 4]))
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expect(parser.read(2)).toEqual(Buffer.from([5, 6]))
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expect(() => parser.read(1)).toThrow()
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})
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test('can read a Uint32 at full', () => {
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const parser = makeParser('FFFFFFFF')
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expect(parser.readUInt32()).toEqual(0xffffffff)
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})
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}
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function transactionParsingTests() {
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const transaction = {
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json: {
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Account: 'raD5qJMAShLeHZXf9wjUmo6vRK4arj9cF3',
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Fee: '10',
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Flags: 0,
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Sequence: 103929,
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SigningPubKey:
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'028472865AF4CB32AA285834B57576B7290AA8C31B459047DB27E16F418D6A7166',
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TakerGets: {
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currency: 'ILS',
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issuer: 'rNPRNzBB92BVpAhhZr4iXDTveCgV5Pofm9',
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value: '1694.768',
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},
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TakerPays: '98957503520',
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TransactionType: 'OfferCreate',
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TxnSignature: __(`
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304502202ABE08D5E78D1E74A4C18F2714F64E87B8BD57444AF
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A5733109EB3C077077520022100DB335EE97386E4C0591CAC02
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4D50E9230D8F171EEB901B5E5E4BD6D1E0AEF98C`),
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},
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binary: __(`
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120007220000000024000195F964400000170A53AC2065D5460561E
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C9DE000000000000000000000000000494C53000000000092D70596
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8936C419CE614BF264B5EEB1CEA47FF468400000000000000A73210
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28472865AF4CB32AA285834B57576B7290AA8C31B459047DB27E16F
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418D6A71667447304502202ABE08D5E78D1E74A4C18F2714F64E87B
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8BD57444AFA5733109EB3C077077520022100DB335EE97386E4C059
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1CAC024D50E9230D8F171EEB901B5E5E4BD6D1E0AEF98C811439408
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A69F0895E62149CFCC006FB89FA7D1E6E5D`),
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}
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const tx_json = transaction.json
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// These tests are basically development logs
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test('can be done with low level apis', () => {
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const parser = makeParser(transaction.binary)
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expect(parser.readField()).toEqual(Field.TransactionType)
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expect(parser.readUInt16()).toEqual(7)
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expect(parser.readField()).toEqual(Field.Flags)
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expect(parser.readUInt32()).toEqual(0)
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expect(parser.readField()).toEqual(Field.Sequence)
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expect(parser.readUInt32()).toEqual(103929)
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expect(parser.readField()).toEqual(Field.TakerPays)
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parser.read(8)
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expect(parser.readField()).toEqual(Field.TakerGets)
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// amount value
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expect(parser.read(8)).not.toBe([])
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// amount currency
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expect(Hash160.fromParser(parser)).not.toBe([])
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expect(encodeAccountID(parser.read(20))).toEqual(tx_json.TakerGets.issuer)
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expect(parser.readField()).toEqual(Field.Fee)
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expect(parser.read(8)).not.toEqual([])
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expect(parser.readField()).toEqual(Field.SigningPubKey)
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expect(parser.readVariableLengthLength()).toBe(33)
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expect(parser.read(33).toString('hex').toUpperCase()).toEqual(
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tx_json.SigningPubKey,
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)
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expect(parser.readField()).toEqual(Field.TxnSignature)
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expect(parser.readVariableLength().toString('hex').toUpperCase()).toEqual(
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tx_json.TxnSignature,
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)
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expect(parser.readField()).toEqual(Field.Account)
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expect(encodeAccountID(parser.readVariableLength())).toEqual(
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tx_json.Account,
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)
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expect(parser.end()).toBe(true)
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})
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test('can be done with high level apis', () => {
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const parser = makeParser(transaction.binary)
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function readField() {
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return parser.readFieldAndValue()
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}
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{
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const [field, value] = readField()
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expect(field).toEqual(Field.TransactionType)
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expect(value).toEqual(TransactionType.OfferCreate)
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}
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{
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const [field, value] = readField()
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expect(field).toEqual(Field.Flags)
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expect(value.valueOf()).toEqual(0)
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}
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{
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const [field, value] = readField()
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expect(field).toEqual(Field.Sequence)
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expect(value.valueOf()).toEqual(103929)
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}
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{
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const [field, value] = readField()
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expect(field).toEqual(Field.TakerPays)
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expect(value.isNative()).toEqual(true)
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expect(value.toJSON()).toEqual('98957503520')
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}
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{
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const [field, value] = readField()
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expect(field).toEqual(Field.TakerGets)
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expect(value.isNative()).toEqual(false)
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expect(value.toJSON().issuer).toEqual(tx_json.TakerGets.issuer)
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}
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{
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const [field, value] = readField()
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expect(field).toEqual(Field.Fee)
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expect(value.isNative()).toEqual(true)
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}
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{
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const [field, value] = readField()
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expect(field).toEqual(Field.SigningPubKey)
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expect(value.toJSON()).toEqual(tx_json.SigningPubKey)
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}
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{
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const [field, value] = readField()
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expect(field).toEqual(Field.TxnSignature)
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expect(value.toJSON()).toEqual(tx_json.TxnSignature)
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}
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{
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const [field, value] = readField()
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expect(field).toEqual(Field.Account)
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expect(value.toJSON()).toEqual(tx_json.Account)
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}
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expect(parser.end()).toBe(true)
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})
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test('can be done with higher level apis', () => {
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const parser = makeParser(transaction.binary)
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const jsonFromBinary = readJSON(parser)
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expect(jsonFromBinary).toEqual(tx_json)
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})
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test('readJSON (binary.decode) does not return STObject ', () => {
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const parser = makeParser(transaction.binary)
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const jsonFromBinary = readJSON(parser)
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expect(jsonFromBinary instanceof coreTypes.STObject).toBe(false)
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expect(jsonFromBinary instanceof Object).toBe(true)
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expect(jsonFromBinary.prototype).toBe(undefined)
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})
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}
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function amountParsingTests() {
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fixtures.values_tests
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.filter((obj) => obj.type === 'Amount')
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.forEach((f, i) => {
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if (f.error) {
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return
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}
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const parser = makeParser(f.expected_hex)
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const testName = `values_tests[${i}] parses ${f.expected_hex.slice(
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0,
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16,
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)}...
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as ${JSON.stringify(f.test_json)}`
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test(testName, () => {
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const value = parser.readType(Amount)
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// May not actually be in canonical form. The fixtures are to be used
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// also for json -> binary;
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const json = toJSON(value)
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assertEqualAmountJSON(json, f.test_json)
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if (f.exponent) {
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const exponent = new Decimal(json.value)
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expect(exponent.e - 15).toEqual(f.exponent)
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}
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})
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})
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}
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function fieldParsingTests() {
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fixtures.fields_tests.forEach((f, i) => {
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const parser = makeParser(f.expected_hex)
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test(`fields[${i}]: parses ${f.expected_hex} as ${f.name}`, () => {
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const field = parser.readField()
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expect(field.name).toEqual(f.name)
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expect(field.type.name).toEqual(f.type_name)
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})
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})
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test('Field throws when type code out of range', () => {
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const parser = makeParser('0101')
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expect(() => parser.readField()).toThrow(
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new Error('Cannot read FieldOrdinal, type_code out of range'),
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)
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})
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test('Field throws when field code out of range', () => {
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const parser = makeParser('1001')
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expect(() => parser.readFieldOrdinal()).toThrowError(
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new Error('Cannot read FieldOrdinal, field_code out of range'),
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)
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})
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test('Field throws when both type and field code out of range', () => {
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const parser = makeParser('000101')
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expect(() => parser.readFieldOrdinal()).toThrowError(
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new Error('Cannot read FieldOrdinal, type_code out of range'),
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)
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})
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}
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function assertRecyclable(json, forField) {
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const Type = forField.associatedType
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const recycled = Type.from(json).toJSON()
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expect(recycled).toEqual(json)
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const sink = new BytesList()
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Type.from(recycled).toBytesSink(sink)
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const recycledAgain = makeParser(sink.toHex()).readType(Type).toJSON()
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expect(recycledAgain).toEqual(json)
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}
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function nestedObjectTests() {
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fixtures.whole_objects.forEach((f, i) => {
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test(`whole_objects[${i}]: can parse blob into
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${JSON.stringify(
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f.tx_json,
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)}`, /* */ () => {
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const parser = makeParser(f.blob_with_no_signing)
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let ix = 0
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while (!parser.end()) {
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const [field, value] = parser.readFieldAndValue()
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const expected = f.fields[ix]
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const expectedJSON = expected[1].json
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const expectedField = expected[0]
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const actual = toJSON(value)
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try {
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expect(actual).toEqual(expectedJSON)
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} catch (e) {
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throw new Error(`${e} ${field} a: ${actual} e: ${expectedJSON}`)
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}
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expect(field.name).toEqual(expectedField)
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assertRecyclable(actual, field)
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ix++
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}
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})
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})
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}
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function pathSetBinaryTests() {
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const bytes = __(
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`1200002200000000240000002E2E00004BF161D4C71AFD498D00000000000000
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0000000000000055534400000000000A20B3C85F482532A9578DBB3950B85CA0
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6594D168400000000000000A69D446F8038585E9400000000000000000000000
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00425443000000000078CA21A6014541AB7B26C3929B9E0CD8C284D61C732103
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A4665B1F0B7AE2BCA12E2DB80A192125BBEA660F80E9CEE137BA444C1B0769EC
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7447304502205A964536805E35785C659D1F9670D057749AE39668175D6AA75D
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25B218FE682E0221009252C0E5DDD5F2712A48F211669DE17B54113918E0D2C2
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66F818095E9339D7D3811478CA21A6014541AB7B26C3929B9E0CD8C284D61C83
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140A20B3C85F482532A9578DBB3950B85CA06594D1011231585E1F3BD02A15D6
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185F8BB9B57CC60DEDDB37C10000000000000000000000004254430000000000
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585E1F3BD02A15D6185F8BB9B57CC60DEDDB37C131E4FE687C90257D3D2D694C
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8531CDEECBE84F33670000000000000000000000004254430000000000E4FE68
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7C90257D3D2D694C8531CDEECBE84F3367310A20B3C85F482532A9578DBB3950
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B85CA06594D100000000000000000000000042544300000000000A20B3C85F48
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2532A9578DBB3950B85CA06594D1300000000000000000000000005553440000
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0000000A20B3C85F482532A9578DBB3950B85CA06594D1FF31585E1F3BD02A15
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D6185F8BB9B57CC60DEDDB37C100000000000000000000000042544300000000
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00585E1F3BD02A15D6185F8BB9B57CC60DEDDB37C131E4FE687C90257D3D2D69
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4C8531CDEECBE84F33670000000000000000000000004254430000000000E4FE
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687C90257D3D2D694C8531CDEECBE84F33673115036E2D3F5437A83E5AC3CAEE
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34FF2C21DEB618000000000000000000000000425443000000000015036E2D3F
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5437A83E5AC3CAEE34FF2C21DEB6183000000000000000000000000055534400
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000000000A20B3C85F482532A9578DBB3950B85CA06594D1FF31585E1F3BD02A
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15D6185F8BB9B57CC60DEDDB37C1000000000000000000000000425443000000
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0000585E1F3BD02A15D6185F8BB9B57CC60DEDDB37C13157180C769B66D942EE
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69E6DCC940CA48D82337AD000000000000000000000000425443000000000057
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180C769B66D942EE69E6DCC940CA48D82337AD10000000000000000000000000
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00000000000000003000000000000000000000000055534400000000000A20B3
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C85F482532A9578DBB3950B85CA06594D100`,
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)
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const expectedJSON = [
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[
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{
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account: 'r9hEDb4xBGRfBCcX3E4FirDWQBAYtpxC8K',
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currency: 'BTC',
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issuer: 'r9hEDb4xBGRfBCcX3E4FirDWQBAYtpxC8K',
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},
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{
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account: 'rM1oqKtfh1zgjdAgbFmaRm3btfGBX25xVo',
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currency: 'BTC',
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issuer: 'rM1oqKtfh1zgjdAgbFmaRm3btfGBX25xVo',
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},
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{
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account: 'rvYAfWj5gh67oV6fW32ZzP3Aw4Eubs59B',
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currency: 'BTC',
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issuer: 'rvYAfWj5gh67oV6fW32ZzP3Aw4Eubs59B',
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},
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{
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currency: 'USD',
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issuer: 'rvYAfWj5gh67oV6fW32ZzP3Aw4Eubs59B',
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},
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],
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[
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{
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account: 'r9hEDb4xBGRfBCcX3E4FirDWQBAYtpxC8K',
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currency: 'BTC',
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issuer: 'r9hEDb4xBGRfBCcX3E4FirDWQBAYtpxC8K',
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},
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{
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account: 'rM1oqKtfh1zgjdAgbFmaRm3btfGBX25xVo',
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currency: 'BTC',
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issuer: 'rM1oqKtfh1zgjdAgbFmaRm3btfGBX25xVo',
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},
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{
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account: 'rpvfJ4mR6QQAeogpXEKnuyGBx8mYCSnYZi',
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currency: 'BTC',
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issuer: 'rpvfJ4mR6QQAeogpXEKnuyGBx8mYCSnYZi',
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},
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{
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currency: 'USD',
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issuer: 'rvYAfWj5gh67oV6fW32ZzP3Aw4Eubs59B',
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},
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],
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[
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{
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account: 'r9hEDb4xBGRfBCcX3E4FirDWQBAYtpxC8K',
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currency: 'BTC',
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issuer: 'r9hEDb4xBGRfBCcX3E4FirDWQBAYtpxC8K',
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},
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{
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account: 'r3AWbdp2jQLXLywJypdoNwVSvr81xs3uhn',
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currency: 'BTC',
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issuer: 'r3AWbdp2jQLXLywJypdoNwVSvr81xs3uhn',
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},
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{ currency: 'XRP' },
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{
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currency: 'USD',
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issuer: 'rvYAfWj5gh67oV6fW32ZzP3Aw4Eubs59B',
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},
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],
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]
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test('works with long paths', () => {
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const parser = makeParser(bytes)
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const txn = readJSON(parser)
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expect(txn.Paths).toEqual(expectedJSON)
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// TODO: this should go elsewhere
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expect(coreTypes.PathSet.from(txn.Paths).toJSON()).toEqual(expectedJSON)
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})
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}
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describe('Binary Parser', function () {
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describe('pathSetBinaryTests', () => pathSetBinaryTests())
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describe('nestedObjectTests', () => nestedObjectTests())
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describe('fieldParsingTests', () => fieldParsingTests())
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describe('amountParsingTests', () => amountParsingTests())
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describe('transactionParsingTests', () => transactionParsingTests())
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describe('basicApiTests', () => basicApiTests())
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})
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