@ledgerhq/coin-stellar/src/logic/getBlock.integ.test.ts

Ledger Stellar Coin integration

// SPDX-FileCopyrightText: © 2026 LEDGER SAS
// SPDX-License-Identifier: Apache-2.0

import coinConfig, { type StellarCoinConfig } from '../config'
import { getBlock } from './getBlock'
import { getBlockInfo } from './getBlockInfo'

const FIXED_LEDGER_SEQUENCE = 20_000_000

let originalGetCoinConfig: () => StellarCoinConfig

const mainnetConfig = (): StellarCoinConfig =>
  ({
    status: { type: 'active' },
    explorer: {
      url: 'https://stellar.coin.ledger.com',
      fetchLimit: 200,
    },
    useStaticFees: true,
    enableNetworkLogs: false,
  }) as StellarCoinConfig

describe('getBlock (integration)', () => {
  beforeAll(() => {
    originalGetCoinConfig = coinConfig.getCoinConfig
    coinConfig.setCoinConfig(mainnetConfig)
  })

  afterAll(() => {
    if (originalGetCoinConfig) {
      coinConfig.setCoinConfig(originalGetCoinConfig)
    }
  })

  it('fetches ledger metadata and a known payment transaction', async () => {
    const block = await getBlock(FIXED_LEDGER_SEQUENCE)

    expect(block.info).toMatchObject({
      height: FIXED_LEDGER_SEQUENCE,
      hash: '40b150c63d127e52264369090402565489350c7c62aaf59c6daa86be20b1bc90',
      time: new Date('2018-09-15T15:40:05.000Z'),
      parent: {
        height: FIXED_LEDGER_SEQUENCE - 1,
        hash: '6b94d006f60d2b927a7e13c8b127ca45f4357914f52ece5343ff362a1be91fb1',
      },
    })

    const knownPayment = block.transactions.find(
      (tx) => tx.hash === 'efcffb9877c73e74a8c816f57fdeab578fb88646bfa7149399604b59f9ae9ff6'
    )
    expect(knownPayment).toMatchObject({
      failed: false,
      operations: expect.arrayContaining([
        expect.objectContaining({
          type: 'transfer',
          address: 'GDL5OWCFRU6TJFZC6TRR5EJBWWFVGYAD3P2UKMF3P2JDKCDKHFM4AWES',
          amount: -10000200n,
        }),
        expect.objectContaining({
          type: 'transfer',
          address: 'GBFLCCEXVXIONEMYTWCYJJFZN333CTFXGWJ23LACWLLQDFZSXBZRLHU5',
          amount: 10000200n,
        }),
      ]),
    })
  })

  it('returns consistent metadata between getBlockInfo and getBlock', async () => {
    const info = await getBlockInfo(FIXED_LEDGER_SEQUENCE)
    const block = await getBlock(FIXED_LEDGER_SEQUENCE)
    expect(info).toEqual(block.info)
  })
})