@ledgerhq/coin-tezos/src/logic/broadcast.integ.test.ts

Tezos Coin integration

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

import type { TezosContext } from '../config'
import { InMemorySigner } from '@taquito/signer'
import { OpKind, TezosToolkit } from '@taquito/taquito'
import { broadcast } from './broadcast'

describe('Broadcast', () => {
  const context: TezosContext = {
    config: async () =>
      ({
        status: { type: 'active' },
        node: {
          url: 'https://xtz-node.api.live.ledger.com',
        },
      }) as any,
    logger: () => undefined,
  }

  it('throws on insufficient funds', async () => {
    const tezos = new TezosToolkit('https://xtz-node.api.live.ledger.com')
    const signer = await InMemorySigner.fromSecretKey(
      'edsk4XGmciSU5EhXZK7nzw647RAkQ3Lgig4AUAqEzYzL4SHcZjRaoU'
    )

    tezos.setProvider({ signer })

    const head = await tezos.rpc.getBlockHeader()
    const pkh = await signer.publicKeyHash()

    const prepared = await tezos.rpc.forgeOperations({
      branch: head.hash,
      contents: [
        {
          kind: OpKind.TRANSACTION,
          source: pkh,
          fee: '1000',
          counter: '1',
          gas_limit: '10600',
          storage_limit: '300',
          amount: '1',
          destination: pkh,
        },
      ],
    })
    const { sbytes } = await signer.sign(prepared, new Uint8Array([3]))

    await expect(broadcast(context, sbytes)).rejects.toThrow(/Empty implicit contract/)
  })
})