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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 { PreparePayResultType, TalerErrorCode } from "@gnu-taler/taler-util";
import {
URL,
} from "@gnu-taler/taler-wallet-core";
import {
FaultInjectionRequestContext,
FaultInjectionResponseContext,
} from "./faultInjection";
import { GlobalTestState, MerchantPrivateApi, setupDb } from "./harness";
import {
createFaultInjectedMerchantTestkudosEnvironment,
withdrawViaBank,
} from "./helpers";
/**
* Run test for basic, bank-integrated withdrawal.
*/
export async function runPayAbortTest(t: GlobalTestState) {
const {
bank,
faultyExchange,
wallet,
faultyMerchant,
} = await createFaultInjectedMerchantTestkudosEnvironment(t);
// Set up test environment
await withdrawViaBank(t, {
wallet,
exchange: faultyExchange,
amount: "TESTKUDOS:20",
bank,
});
const orderResp = await MerchantPrivateApi.createOrder(
faultyMerchant,
"default",
{
order: {
summary: "Buy me!",
amount: "TESTKUDOS:15",
fulfillment_url: "taler://fulfillment-success/thx",
},
},
);
let orderStatus = await MerchantPrivateApi.queryPrivateOrderStatus(
faultyMerchant,
{
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({
async 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;
}
}
},
async 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;
}
},
});
faultyMerchant.faultProxy.addFault({
async modifyResponse(ctx: FaultInjectionResponseContext) {
const url = new URL(ctx.request.requestUrl);
if (url.pathname.endsWith("/pay") && url.href != firstDepositUrl) {
ctx.responseBody = Buffer.from("{}");
ctx.statusCode = 400;
}
},
});
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_RECEIVED_MALFORMED_RESPONSE,
);
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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