xahau.js/test/client/preparePayment.ts

import { ValidationError } from "xrpl-local/common/errors";

import requests from "../fixtures/requests";
import responses from "../fixtures/responses";
import rippled from "../fixtures/rippled";
import setupClient from "../setupClient";
import { assertResultMatch, addressTests, assertRejects } from "../testUtils";

const instructionsWithMaxLedgerVersionOffset = { maxLedgerVersionOffset: 100 };
const { preparePayment: REQUEST_FIXTURES } = requests;
const { preparePayment: RESPONSE_FIXTURES } = responses;
const RECIPIENT_ADDRESS = "rpZc4mVfWUif9CRoHRKKcmhu1nx2xktxBo";

describe("client.preparePayment", function () {
  beforeEach(setupClient.setup);
  afterEach(setupClient.teardown);

  addressTests.forEach(function (test) {
    describe(test.type, function () {
      it("normal", async function () {
        this.mockRippled.addResponse("server_info", rippled.server_info.normal);
        this.mockRippled.addResponse("fee", rippled.fee);
        this.mockRippled.addResponse("ledger_current", rippled.ledger_current);
        this.mockRippled.addResponse(
          "account_info",
          rippled.account_info.normal
        );
        const localInstructions = {
          ...instructionsWithMaxLedgerVersionOffset,
          maxFee: "0.000012",
        };
        const response = await this.client.preparePayment(
          test.address,
          REQUEST_FIXTURES.normal,
          localInstructions
        );
        assertResultMatch(response, RESPONSE_FIXTURES.normal, "prepare");
      });

      it("min amount xrp", async function () {
        this.mockRippled.addResponse("server_info", rippled.server_info.normal);
        this.mockRippled.addResponse("fee", rippled.fee);
        this.mockRippled.addResponse("ledger_current", rippled.ledger_current);
        this.mockRippled.addResponse(
          "account_info",
          rippled.account_info.normal
        );
        const localInstructions = {
          ...instructionsWithMaxLedgerVersionOffset,
          maxFee: "0.000012",
        };
        const response = await this.client.preparePayment(
          test.address,
          REQUEST_FIXTURES.minAmountXRP,
          localInstructions
        );
        assertResultMatch(response, RESPONSE_FIXTURES.minAmountXRP, "prepare");
      });

      it("min amount xrp2xrp", async function () {
        this.mockRippled.addResponse("server_info", rippled.server_info.normal);
        this.mockRippled.addResponse("fee", rippled.fee);
        this.mockRippled.addResponse("ledger_current", rippled.ledger_current);
        this.mockRippled.addResponse(
          "account_info",
          rippled.account_info.normal
        );
        const response = await this.client.preparePayment(
          test.address,
          REQUEST_FIXTURES.minAmount,
          instructionsWithMaxLedgerVersionOffset
        );
        assertResultMatch(
          response,
          RESPONSE_FIXTURES.minAmountXRPXRP,
          "prepare"
        );
      });

      it("XRP to XRP", async function () {
        this.mockRippled.addResponse("server_info", rippled.server_info.normal);
        this.mockRippled.addResponse("fee", rippled.fee);
        this.mockRippled.addResponse("ledger_current", rippled.ledger_current);
        this.mockRippled.addResponse(
          "account_info",
          rippled.account_info.normal
        );
        const payment = {
          source: {
            address: "r9cZA1mLK5R5Am25ArfXFmqgNwjZgnfk59",
            maxAmount: { value: "1", currency: "XRP" },
          },
          destination: {
            address: "rpZc4mVfWUif9CRoHRKKcmhu1nx2xktxBo",
            amount: { value: "1", currency: "XRP" },
          },
        };
        const expected = {
          txJSON:
            '{"TransactionType":"Payment","Account":"r9cZA1mLK5R5Am25ArfXFmqgNwjZgnfk59","Destination":"rpZc4mVfWUif9CRoHRKKcmhu1nx2xktxBo","Amount":"1000000","Flags":2147483648,"LastLedgerSequence":8820051,"Sequence":23,"Fee":"12"}',
          instructions: {
            fee: "0.000012",
            sequence: 23,
            maxLedgerVersion: 8820051,
          },
        };
        const response = await this.client.preparePayment(
          test.address,
          payment,
          instructionsWithMaxLedgerVersionOffset
        );
        assertResultMatch(response, expected, "prepare");
      });

      it("XRP drops to XRP drops", async function () {
        this.mockRippled.addResponse("server_info", rippled.server_info.normal);
        this.mockRippled.addResponse("fee", rippled.fee);
        this.mockRippled.addResponse("ledger_current", rippled.ledger_current);
        this.mockRippled.addResponse(
          "account_info",
          rippled.account_info.normal
        );
        const payment = {
          source: {
            address: "r9cZA1mLK5R5Am25ArfXFmqgNwjZgnfk59",
            maxAmount: { value: "1000000", currency: "drops" },
          },
          destination: {
            address: "rpZc4mVfWUif9CRoHRKKcmhu1nx2xktxBo",
            amount: { value: "1000000", currency: "drops" },
          },
        };
        const expected = {
          txJSON:
            '{"TransactionType":"Payment","Account":"r9cZA1mLK5R5Am25ArfXFmqgNwjZgnfk59","Destination":"rpZc4mVfWUif9CRoHRKKcmhu1nx2xktxBo","Amount":"1000000","Flags":2147483648,"LastLedgerSequence":8820051,"Sequence":23,"Fee":"12"}',
          instructions: {
            fee: "0.000012",
            sequence: 23,
            maxLedgerVersion: 8820051,
          },
        };
        const response = await this.client.preparePayment(
          test.address,
          payment,
          instructionsWithMaxLedgerVersionOffset
        );
        assertResultMatch(response, expected, "prepare");
      });

      it("XRP drops to XRP", async function () {
        this.mockRippled.addResponse("server_info", rippled.server_info.normal);
        this.mockRippled.addResponse("fee", rippled.fee);
        this.mockRippled.addResponse("ledger_current", rippled.ledger_current);
        this.mockRippled.addResponse(
          "account_info",
          rippled.account_info.normal
        );
        const payment = {
          source: {
            address: "r9cZA1mLK5R5Am25ArfXFmqgNwjZgnfk59",
            maxAmount: { value: "1000000", currency: "drops" },
          },
          destination: {
            address: "rpZc4mVfWUif9CRoHRKKcmhu1nx2xktxBo",
            amount: { value: "1", currency: "XRP" },
          },
        };
        const expected = {
          txJSON:
            '{"TransactionType":"Payment","Account":"r9cZA1mLK5R5Am25ArfXFmqgNwjZgnfk59","Destination":"rpZc4mVfWUif9CRoHRKKcmhu1nx2xktxBo","Amount":"1000000","Flags":2147483648,"LastLedgerSequence":8820051,"Sequence":23,"Fee":"12"}',
          instructions: {
            fee: "0.000012",
            sequence: 23,
            maxLedgerVersion: 8820051,
          },
        };
        const response = await this.client.preparePayment(
          test.address,
          payment,
          instructionsWithMaxLedgerVersionOffset
        );
        assertResultMatch(response, expected, "prepare");
      });

      it("XRP to XRP drops", async function () {
        this.mockRippled.addResponse("server_info", rippled.server_info.normal);
        this.mockRippled.addResponse("fee", rippled.fee);
        this.mockRippled.addResponse("ledger_current", rippled.ledger_current);
        this.mockRippled.addResponse(
          "account_info",
          rippled.account_info.normal
        );
        const payment = {
          source: {
            address: "r9cZA1mLK5R5Am25ArfXFmqgNwjZgnfk59",
            maxAmount: { value: "1", currency: "XRP" },
          },
          destination: {
            address: "rpZc4mVfWUif9CRoHRKKcmhu1nx2xktxBo",
            amount: { value: "1000000", currency: "drops" },
          },
        };
        const expected = {
          txJSON:
            '{"TransactionType":"Payment","Account":"r9cZA1mLK5R5Am25ArfXFmqgNwjZgnfk59","Destination":"rpZc4mVfWUif9CRoHRKKcmhu1nx2xktxBo","Amount":"1000000","Flags":2147483648,"LastLedgerSequence":8820051,"Sequence":23,"Fee":"12"}',
          instructions: {
            fee: "0.000012",
            sequence: 23,
            maxLedgerVersion: 8820051,
          },
        };
        const response = await this.client.preparePayment(
          test.address,
          payment,
          instructionsWithMaxLedgerVersionOffset
        );
        assertResultMatch(response, expected, "prepare");
      });

      // Errors
      it("rejects promise and does not throw when payment object is invalid", async function () {
        this.mockRippled.addResponse("server_info", rippled.server_info.normal);
        this.mockRippled.addResponse("fee", rippled.fee);
        this.mockRippled.addResponse("ledger_current", rippled.ledger_current);
        this.mockRippled.addResponse(
          "account_info",
          rippled.account_info.normal
        );
        const payment = {
          source: {
            address: test.address,
            // instead of `maxAmount`
            amount: { value: "1000", currency: "drops" },
          },
          destination: {
            address: RECIPIENT_ADDRESS,
            amount: { value: "1000", currency: "drops" },
          },
        };

        return assertRejects(
          this.client.preparePayment(test.address, payment),
          ValidationError,
          "payment must specify either (source.maxAmount and destination.amount) or (source.amount and destination.minAmount)"
        );
      });

      // it("rejects promise and does not throw when field is missing", async function () {
      //   this.mockRippled.addResponse("server_info", rippled.server_info.normal);
      //   this.mockRippled.addResponse("fee", rippled.fee);
      //   this.mockRippled.addResponse("ledger_current", rippled.ledger_current);
      //   this.mockRippled.addResponse(
      //     "account_info",
      //     rippled.account_info.normal
      //   );
      //   // Marking as "any" to get around the fact that TS won't allow this.
      //   const payment: any = {
      //     source: { address: test.address },
      //     destination: {
      //       address: RECIPIENT_ADDRESS,
      //       amount: { value: "1000", currency: "drops" },
      //     },
      //   };

      //   return assertRejects(
      //     this.client.preparePayment(test.address, payment),
      //     ValidationError,
      //     "instance.payment.source is not exactly one from <sourceExactAdjustment>,<maxAdjustment>"
      //   );
      // });

      it("rejects promise and does not throw when fee exceeds maxFeeXRP", async function () {
        this.mockRippled.addResponse("server_info", rippled.server_info.normal);
        this.mockRippled.addResponse("fee", rippled.fee);
        this.mockRippled.addResponse("ledger_current", rippled.ledger_current);
        this.mockRippled.addResponse(
          "account_info",
          rippled.account_info.normal
        );
        const payment = {
          source: {
            address: test.address,
            maxAmount: { value: "1000", currency: "drops" },
          },
          destination: {
            address: RECIPIENT_ADDRESS,
            amount: { value: "1000", currency: "drops" },
          },
        };
        return assertRejects(
          this.client.preparePayment(test.address, payment, { fee: "3" }),
          ValidationError,
          "Fee of 3 XRP exceeds max of 2 XRP. To use this fee, increase `maxFeeXRP` in the Client constructor."
        );
      });

      it("XRP to XRP no partial", async function () {
        this.mockRippled.addResponse("server_info", rippled.server_info.normal);
        this.mockRippled.addResponse("fee", rippled.fee);
        this.mockRippled.addResponse("ledger_current", rippled.ledger_current);
        this.mockRippled.addResponse(
          "account_info",
          rippled.account_info.normal
        );
        return assertRejects(
          this.client.preparePayment(
            test.address,
            REQUEST_FIXTURES.wrongPartial
          ),
          ValidationError,
          "XRP to XRP payments cannot be partial payments"
        );
      });

      it("address must match payment.source.address", async function () {
        this.mockRippled.addResponse("server_info", rippled.server_info.normal);
        this.mockRippled.addResponse("fee", rippled.fee);
        this.mockRippled.addResponse("ledger_current", rippled.ledger_current);
        this.mockRippled.addResponse(
          "account_info",
          rippled.account_info.normal
        );
        return assertRejects(
          this.client.preparePayment(
            test.address,
            REQUEST_FIXTURES.wrongAddress
          ),
          ValidationError,
          "address must match payment.source.address"
        );
      });

      it("wrong amount", async function () {
        this.mockRippled.addResponse("server_info", rippled.server_info.normal);
        this.mockRippled.addResponse("fee", rippled.fee);
        this.mockRippled.addResponse("ledger_current", rippled.ledger_current);
        this.mockRippled.addResponse(
          "account_info",
          rippled.account_info.normal
        );
        return assertRejects(
          this.client.preparePayment(
            test.address,
            REQUEST_FIXTURES.wrongAmount
          ),
          ValidationError,
          "payment must specify either (source.maxAmount and destination.amount) or (source.amount and destination.minAmount)"
        );
      });

      it("throws when fee exceeds 2 XRP", async function () {
        this.mockRippled.addResponse("server_info", rippled.server_info.normal);
        this.mockRippled.addResponse("fee", rippled.fee);
        this.mockRippled.addResponse("ledger_current", rippled.ledger_current);
        this.mockRippled.addResponse(
          "account_info",
          rippled.account_info.normal
        );
        const localInstructions = {
          ...instructionsWithMaxLedgerVersionOffset,
          fee: "2.1",
        };
        return assertRejects(
          this.client.preparePayment(
            test.address,
            REQUEST_FIXTURES.normal,
            localInstructions
          ),
          ValidationError,
          "Fee of 2.1 XRP exceeds max of 2 XRP. To use this fee, increase `maxFeeXRP` in the Client constructor."
        );
      });

      // 'preparePayment with all options specified': async (client, test.address) => {
      //   const ledgerResponse = await this.client.request({command: 'ledger', ledger_index: 'validated'})
      //   const version = ledgerResponse.result.ledger_index
      //   const localInstructions = {
      //     maxLedgerVersion: version + 100,
      //     fee: '0.000012'
      //   }
      //   const response = await this.client.preparePayment(
      //     test.address,
      //     REQUEST_FIXTURES.allOptions,
      //     localInstructions
      //   )
      //   assertResultMatch(response, RESPONSE_FIXTURES.allOptions, 'prepare')
      // },

      it("preparePayment without counterparty set", async function () {
        this.mockRippled.addResponse("server_info", rippled.server_info.normal);
        this.mockRippled.addResponse("fee", rippled.fee);
        this.mockRippled.addResponse("ledger_current", rippled.ledger_current);
        this.mockRippled.addResponse(
          "account_info",
          rippled.account_info.normal
        );
        const localInstructions = {
          ...instructionsWithMaxLedgerVersionOffset,
          sequence: 23,
        };
        const response = await this.client.preparePayment(
          test.address,
          REQUEST_FIXTURES.noCounterparty,
          localInstructions
        );
        assertResultMatch(
          response,
          RESPONSE_FIXTURES.noCounterparty,
          "prepare"
        );
      });

      it("preparePayment with source.amount/destination.minAmount can be signed", async function () {
        this.mockRippled.addResponse("server_info", rippled.server_info.normal);
        this.mockRippled.addResponse("fee", rippled.fee);
        this.mockRippled.addResponse("ledger_current", rippled.ledger_current);
        this.mockRippled.addResponse(
          "account_info",
          rippled.account_info.normal
        );
        // See also: 'sign succeeds with source.amount/destination.minAmount'

        const localInstructions = {
          ...instructionsWithMaxLedgerVersionOffset,
          sequence: 23,
        };
        const response = await this.client.preparePayment(
          test.address,
          REQUEST_FIXTURES.noCounterparty,
          localInstructions
        );
        assertResultMatch(
          response,
          RESPONSE_FIXTURES.noCounterparty,
          "prepare"
        );
      });

      it("destination.minAmount", async function () {
        this.mockRippled.addResponse("server_info", rippled.server_info.normal);
        this.mockRippled.addResponse("fee", rippled.fee);
        this.mockRippled.addResponse("ledger_current", rippled.ledger_current);
        this.mockRippled.addResponse(
          "account_info",
          rippled.account_info.normal
        );
        const response = await this.client.preparePayment(
          test.address,
          responses.getPaths.sendAll[0],
          instructionsWithMaxLedgerVersionOffset
        );
        assertResultMatch(response, RESPONSE_FIXTURES.minAmount, "prepare");
      });

      it("caps fee at 2 XRP by default", async function () {
        this.mockRippled.addResponse("server_info", rippled.server_info.normal);
        this.mockRippled.addResponse("fee", rippled.fee);
        this.mockRippled.addResponse("ledger_current", rippled.ledger_current);
        this.mockRippled.addResponse(
          "account_info",
          rippled.account_info.normal
        );
        this.client.feeCushion = 1000000;
        const expectedResponse = {
          txJSON:
            '{"Flags":2147483648,"TransactionType":"Payment","Account":"r9cZA1mLK5R5Am25ArfXFmqgNwjZgnfk59","Destination":"rpZc4mVfWUif9CRoHRKKcmhu1nx2xktxBo","Amount":{"value":"0.01","currency":"USD","issuer":"rMH4UxPrbuMa1spCBR98hLLyNJp4d8p4tM"},"SendMax":{"value":"0.01","currency":"USD","issuer":"rMH4UxPrbuMa1spCBR98hLLyNJp4d8p4tM"},"LastLedgerSequence":8820051,"Fee":"2000000","Sequence":23}',
          instructions: {
            fee: "2",
            sequence: 23,
            maxLedgerVersion: 8820051,
          },
        };
        const response = await this.client.preparePayment(
          test.address,
          REQUEST_FIXTURES.normal,
          instructionsWithMaxLedgerVersionOffset
        );
        assertResultMatch(response, expectedResponse, "prepare");
      });

      it("allows fee exceeding 2 XRP when maxFeeXRP is higher", async function () {
        this.mockRippled.addResponse("server_info", rippled.server_info.normal);
        this.mockRippled.addResponse("fee", rippled.fee);
        this.mockRippled.addResponse("ledger_current", rippled.ledger_current);
        this.mockRippled.addResponse(
          "account_info",
          rippled.account_info.normal
        );
        this.client.maxFeeXRP = "2.2";
        const localInstructions = {
          ...instructionsWithMaxLedgerVersionOffset,
          fee: "2.1",
        };
        const expectedResponse = {
          txJSON:
            '{"Flags":2147483648,"TransactionType":"Payment","Account":"r9cZA1mLK5R5Am25ArfXFmqgNwjZgnfk59","Destination":"rpZc4mVfWUif9CRoHRKKcmhu1nx2xktxBo","Amount":{"value":"0.01","currency":"USD","issuer":"rMH4UxPrbuMa1spCBR98hLLyNJp4d8p4tM"},"SendMax":{"value":"0.01","currency":"USD","issuer":"rMH4UxPrbuMa1spCBR98hLLyNJp4d8p4tM"},"LastLedgerSequence":8820051,"Fee":"2100000","Sequence":23}',
          instructions: {
            fee: "2.1",
            sequence: 23,
            maxLedgerVersion: 8820051,
          },
        };
        const response = await this.client.preparePayment(
          test.address,
          REQUEST_FIXTURES.normal,
          localInstructions
        );
        assertResultMatch(response, expectedResponse, "prepare");
      });

      it("fee - default maxFee of 2 XRP", async function () {
        this.mockRippled.addResponse("server_info", rippled.server_info.normal);
        this.mockRippled.addResponse("fee", rippled.fee);
        this.mockRippled.addResponse("ledger_current", rippled.ledger_current);
        this.mockRippled.addResponse(
          "account_info",
          rippled.account_info.normal
        );
        this.client.feeCushion = 1000000;
        const expectedResponse = {
          txJSON:
            '{"Flags":2147483648,"TransactionType":"Payment","Account":"r9cZA1mLK5R5Am25ArfXFmqgNwjZgnfk59","Destination":"rpZc4mVfWUif9CRoHRKKcmhu1nx2xktxBo","Amount":{"value":"0.01","currency":"USD","issuer":"rMH4UxPrbuMa1spCBR98hLLyNJp4d8p4tM"},"SendMax":{"value":"0.01","currency":"USD","issuer":"rMH4UxPrbuMa1spCBR98hLLyNJp4d8p4tM"},"LastLedgerSequence":8820051,"Fee":"2000000","Sequence":23}',
          instructions: {
            fee: "2",
            sequence: 23,
            maxLedgerVersion: 8820051,
          },
        };
        const response = await this.client.preparePayment(
          test.address,
          requests.preparePayment.normal,
          instructionsWithMaxLedgerVersionOffset
        );
        assertResultMatch(response, expectedResponse, "prepare");
      });

      it("fee - capped to maxFeeXRP when maxFee exceeds maxFeeXRP", async function () {
        this.mockRippled.addResponse("server_info", rippled.server_info.normal);
        this.mockRippled.addResponse("fee", rippled.fee);
        this.mockRippled.addResponse("ledger_current", rippled.ledger_current);
        this.mockRippled.addResponse(
          "account_info",
          rippled.account_info.normal
        );
        this.client.feeCushion = 1000000;
        this.client.maxFeeXRP = "3";
        const localInstructions = {
          ...instructionsWithMaxLedgerVersionOffset,
          maxFee: "4",
        };
        const expectedResponse = {
          txJSON:
            '{"Flags":2147483648,"TransactionType":"Payment","Account":"r9cZA1mLK5R5Am25ArfXFmqgNwjZgnfk59","Destination":"rpZc4mVfWUif9CRoHRKKcmhu1nx2xktxBo","Amount":{"value":"0.01","currency":"USD","issuer":"rMH4UxPrbuMa1spCBR98hLLyNJp4d8p4tM"},"SendMax":{"value":"0.01","currency":"USD","issuer":"rMH4UxPrbuMa1spCBR98hLLyNJp4d8p4tM"},"LastLedgerSequence":8820051,"Fee":"3000000","Sequence":23}',
          instructions: {
            fee: "3",
            sequence: 23,
            maxLedgerVersion: 8820051,
          },
        };
        const response = await this.client.preparePayment(
          test.address,
          requests.preparePayment.normal,
          localInstructions
        );
        assertResultMatch(response, expectedResponse, "prepare");
      });

      it("fee - capped to maxFee", async function () {
        this.mockRippled.addResponse("server_info", rippled.server_info.normal);
        this.mockRippled.addResponse("fee", rippled.fee);
        this.mockRippled.addResponse("ledger_current", rippled.ledger_current);
        this.mockRippled.addResponse(
          "account_info",
          rippled.account_info.normal
        );
        this.client.feeCushion = 1000000;
        this.client.maxFeeXRP = "5";
        const localInstructions = {
          ...instructionsWithMaxLedgerVersionOffset,
          maxFee: "4",
        };
        const expectedResponse = {
          txJSON:
            '{"Flags":2147483648,"TransactionType":"Payment","Account":"r9cZA1mLK5R5Am25ArfXFmqgNwjZgnfk59","Destination":"rpZc4mVfWUif9CRoHRKKcmhu1nx2xktxBo","Amount":{"value":"0.01","currency":"USD","issuer":"rMH4UxPrbuMa1spCBR98hLLyNJp4d8p4tM"},"SendMax":{"value":"0.01","currency":"USD","issuer":"rMH4UxPrbuMa1spCBR98hLLyNJp4d8p4tM"},"LastLedgerSequence":8820051,"Fee":"4000000","Sequence":23}',
          instructions: {
            fee: "4",
            sequence: 23,
            maxLedgerVersion: 8820051,
          },
        };
        const response = await this.client.preparePayment(
          test.address,
          requests.preparePayment.normal,
          localInstructions
        );
        assertResultMatch(response, expectedResponse, "prepare");
      });

      // 'fee - calculated fee does not use more than 6 decimal places': async (
      //   client,
      //   test.address
      // ) => {
      //   this.client.connection.request({
      //     command: 'config',
      //     data: {loadFactor: 5407.96875}
      //   })
      //   const expectedResponse = {
      //     txJSON:
      //       '{"Flags":2147483648,"TransactionType":"Payment","Account":"r9cZA1mLK5R5Am25ArfXFmqgNwjZgnfk59","Destination":"rpZc4mVfWUif9CRoHRKKcmhu1nx2xktxBo","Amount":{"value":"0.01","currency":"USD","issuer":"rMH4UxPrbuMa1spCBR98hLLyNJp4d8p4tM"},"SendMax":{"value":"0.01","currency":"USD","issuer":"rMH4UxPrbuMa1spCBR98hLLyNJp4d8p4tM"},"LastLedgerSequence":8820051,"Fee":"64896","Sequence":23}',
      //     instructions: {
      //       fee: '0.064896',
      //       sequence: 23,
      //       maxLedgerVersion: 8820051
      //     }
      //   }
      //   const response = await this.client.preparePayment(
      //     test.address,
      //     requests.preparePayment.normal,
      //     instructionsWithMaxLedgerVersionOffset
      //   )
      //   assertResultMatch(response, expectedResponse, 'prepare')
      // },

      // Tickets
      // 'preparePayment with ticketSequence': async (client, test.address) => {
      //   const ledgerResponse = await this.client.request({
      //     command: 'ledger',
      //     ledger_index: 'validated'
      //   })
      //   const version = ledgerResponse.result.ledger_index
      //   const localInstructions = {
      //     maxLedgerVersion: version + 100,
      //     fee: '0.000012',
      //     ticketSequence: 23
      //   }
      //   const response = await this.client.preparePayment(
      //     test.address,
      //     REQUEST_FIXTURES.allOptions,
      //     localInstructions
      //   )
      //   assertResultMatch(response, RESPONSE_FIXTURES.ticketSequence, 'prepare')
      // },

      // 'throws when both sequence and ticketSequence are set': async (
      //   client,
      //   test.address
      // ) => {
      //   const ledgerResponse = await this.client.request({
      //     command: 'ledger',
      //     ledger_index: 'validated'
      //   })
      //   const version = ledgerResponse.result.ledger_index
      //   const localInstructions = {
      //     maxLedgerVersion: version + 100,
      //     fee: '0.000012',
      //     ticketSequence: 23,
      //     sequence: 12
      //   }
      //   return assertRejects(
      //     this.client.preparePayment(
      //       test.address,
      //       REQUEST_FIXTURES.allOptions,
      //       localInstructions
      //     ),
      //     ValidationError,
      //     'instance.instructions is of prohibited type [object Object]'
      //   )
      // }
    });
  });
});