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/*
This file is part of GNU Taler
(C) 2020 Taler Systems S.A.
GNU Taler is free software; you can redistribute it and/or modify it under the
terms of the GNU General Public License as published by the Free Software
Foundation; either version 3, or (at your option) any later version.
GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with
GNU Taler; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
*/
/**
* Fault injection test to check aborting partial payment
* via refunds.
*/
/**
* Imports.
*/
import {
runTest,
GlobalTestState,
MerchantService,
ExchangeService,
setupDb,
BankService,
WalletCli,
MerchantPrivateApi,
BankApi,
BankAccessApi,
} from "./harness";
import {
FaultInjectedExchangeService,
FaultInjectionRequestContext,
FaultInjectionResponseContext,
} from "./faultInjection";
import {
PreparePayResultType,
URL,
TalerErrorCode,
} from "taler-wallet-core";
import { defaultCoinConfig } from "./denomStructures";
import { withdrawViaBank, makeTestPayment } from "./helpers";
/**
* Run test for basic, bank-integrated withdrawal.
*/
runTest(async (t: GlobalTestState) => {
// Set up test environment
const db = await setupDb(t);
const bank = await BankService.create(t, {
allowRegistrations: true,
currency: "TESTKUDOS",
database: db.connStr,
httpPort: 8082,
});
const exchange = ExchangeService.create(t, {
name: "testexchange-1",
currency: "TESTKUDOS",
httpPort: 8081,
database: db.connStr,
});
const exchangeBankAccount = await bank.createExchangeAccount(
"MyExchange",
"x",
);
bank.setSuggestedExchange(exchange, exchangeBankAccount.accountPaytoUri);
await bank.start();
await bank.pingUntilAvailable();
await exchange.addBankAccount("1", exchangeBankAccount);
exchange.addOfferedCoins(defaultCoinConfig);
await exchange.start();
await exchange.pingUntilAvailable();
const faultyExchange = new FaultInjectedExchangeService(t, exchange, 8091);
const merchant = await MerchantService.create(t, {
name: "testmerchant-1",
currency: "TESTKUDOS",
httpPort: 8083,
database: db.connStr,
});
merchant.addExchange(faultyExchange);
await merchant.start();
await merchant.pingUntilAvailable();
await merchant.addInstance({
id: "default",
name: "Default Instance",
paytoUris: [`payto://x-taler-bank/merchant-default`],
});
console.log("setup done!");
const wallet = new WalletCli(t);
// Create withdrawal operation
await withdrawViaBank(t, {
wallet,
exchange: faultyExchange,
amount: "TESTKUDOS:20",
bank,
});
// faultyExchange.faultProxy.addFault({
// modifyRequest(ctx: FaultInjectionRequestContext) {
// console.log("proxy request to", ctx.requestUrl);
// }
// });
const orderResp = await MerchantPrivateApi.createOrder(merchant, "default", {
order: {
summary: "Buy me!",
amount: "TESTKUDOS:15",
fulfillment_url: "taler://fulfillment-success/thx",
},
});
let orderStatus = await MerchantPrivateApi.queryPrivateOrderStatus(merchant, {
orderId: orderResp.order_id,
});
t.assertTrue(orderStatus.order_status === "unpaid");
// Make wallet pay for the order
const preparePayResult = await wallet.preparePay({
talerPayUri: orderStatus.taler_pay_uri,
});
t.assertTrue(
preparePayResult.status === PreparePayResultType.PaymentPossible,
);
// We let only the first deposit through!
let firstDepositUrl: string | undefined;
faultyExchange.faultProxy.addFault({
modifyRequest(ctx: FaultInjectionRequestContext) {
const url = new URL(ctx.requestUrl);
if (url.pathname.endsWith("/deposit")) {
if (!firstDepositUrl) {
firstDepositUrl = url.href;
return;
}
if (url.href != firstDepositUrl) {
url.pathname = "/doesntexist";
ctx.requestUrl = url.href;
}
}
},
modifyResponse(ctx: FaultInjectionResponseContext) {
const url = new URL(ctx.request.requestUrl);
if (url.pathname.endsWith("/deposit") && url.href != firstDepositUrl) {
ctx.responseBody = Buffer.from("{}");
ctx.statusCode = 500;
}
},
});
await t.assertThrowsOperationErrorAsync(async () => {
await wallet.confirmPay({
proposalId: preparePayResult.proposalId,
});
});
let txr = await wallet.getTransactions();
console.log(JSON.stringify(txr, undefined, 2));
t.assertDeepEqual(txr.transactions[1].type, "payment");
t.assertDeepEqual(txr.transactions[1].pending, true);
t.assertDeepEqual(
txr.transactions[1].error?.code,
TalerErrorCode.WALLET_UNEXPECTED_REQUEST_ERROR,
);
await wallet.abortFailedPayWithRefund({
proposalId: preparePayResult.proposalId,
});
await wallet.runUntilDone();
txr = await wallet.getTransactions();
console.log(JSON.stringify(txr, undefined, 2));
const txTypes = txr.transactions.map((x) => x.type);
t.assertDeepEqual(txTypes, ["withdrawal", "payment", "refund"]);
});
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