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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/>
*/
/**
* Imports.
*/
import {
ConfirmPayResultType,
MerchantApiClient,
PreparePayResultType,
URL,
codecForMerchantOrderStatusUnpaid,
} from "@gnu-taler/taler-util";
import { WalletApiOperation } from "@gnu-taler/taler-wallet-core";
import { FaultInjectionRequestContext } from "../harness/faultInjection.js";
import { GlobalTestState, harnessHttpLib } from "../harness/harness.js";
import {
createFaultInjectedMerchantTestkudosEnvironment,
withdrawViaBankV2,
} from "../harness/helpers.js";
/**
* Run test for the wallets repurchase detection mechanism
* based on the fulfillment URL.
*
* FIXME: This test is now almost the same as test-paywall-flow,
* since we can't initiate payment via a "claimed" private order status
* response.
*/
export async function runPayPaidTest(t: GlobalTestState) {
// Set up test environment
const { walletClient, bank, faultyExchange, faultyMerchant } =
await createFaultInjectedMerchantTestkudosEnvironment(t);
// Withdraw digital cash into the wallet.
const wres = await withdrawViaBankV2(t, {
walletClient,
bank,
exchange: faultyExchange,
amount: "TESTKUDOS:20",
});
await wres.withdrawalFinishedCond;
/**
* =========================================================================
* Create an order and let the wallet pay under a session ID
*
* We check along the way that the JSON response to /orders/{order_id}
* returns the right thing.
* =========================================================================
*/
const merchant = faultyMerchant;
const merchantClient = new MerchantApiClient(merchant.makeInstanceBaseUrl());
let orderResp = await merchantClient.createOrder({
order: {
summary: "Buy me!",
amount: "TESTKUDOS:5",
fulfillment_url: "https://example.com/article42",
public_reorder_url: "https://example.com/article42-share",
},
});
let orderStatus = await merchantClient.queryPrivateOrderStatus({
orderId: orderResp.order_id,
sessionId: "mysession-one",
});
t.assertTrue(orderStatus.order_status === "unpaid");
t.assertTrue(orderStatus.already_paid_order_id === undefined);
let publicOrderStatusUrl = orderStatus.order_status_url;
let publicOrderStatusResp = await harnessHttpLib.fetch(publicOrderStatusUrl);
if (publicOrderStatusResp.status != 402) {
throw Error(
`expected status 402 (before claiming), but got ${publicOrderStatusResp.status}`,
);
}
let pubUnpaidStatus = codecForMerchantOrderStatusUnpaid().decode(
publicOrderStatusResp.json(),
);
console.log(pubUnpaidStatus);
let preparePayResp = await walletClient.call(
WalletApiOperation.PreparePayForUri,
{
talerPayUri: pubUnpaidStatus.taler_pay_uri,
},
);
t.assertTrue(preparePayResp.status === PreparePayResultType.PaymentPossible);
const proposalId = preparePayResp.proposalId;
publicOrderStatusResp = await harnessHttpLib.fetch(publicOrderStatusUrl);
if (publicOrderStatusResp.status != 402) {
throw Error(
`expected status 402 (after claiming), but got ${publicOrderStatusResp.status}`,
);
}
pubUnpaidStatus = codecForMerchantOrderStatusUnpaid().decode(
publicOrderStatusResp.json(),
);
const confirmPayRes = await walletClient.call(WalletApiOperation.ConfirmPay, {
proposalId: proposalId,
});
t.assertTrue(confirmPayRes.type === ConfirmPayResultType.Done);
publicOrderStatusResp = await harnessHttpLib.fetch(publicOrderStatusUrl);
console.log(publicOrderStatusResp.json());
if (publicOrderStatusResp.status != 200) {
console.log(publicOrderStatusResp.json());
throw Error(
`expected status 200 (after paying), but got ${publicOrderStatusResp.status}`,
);
}
/**
* =========================================================================
* Now change up the session ID and do payment re-play!
* =========================================================================
*/
orderStatus = await merchantClient.queryPrivateOrderStatus({
orderId: orderResp.order_id,
sessionId: "mysession-two",
});
console.log(
"order status under mysession-two:",
JSON.stringify(orderStatus, undefined, 2),
);
// Should be claimed (not paid!) because of a new session ID
t.assertTrue(orderStatus.order_status === "claimed");
let numPayRequested = 0;
let numPaidRequested = 0;
faultyMerchant.faultProxy.addFault({
async modifyRequest(ctx: FaultInjectionRequestContext) {
const url = new URL(ctx.requestUrl);
if (url.pathname.endsWith("/pay")) {
numPayRequested++;
} else if (url.pathname.endsWith("/paid")) {
numPaidRequested++;
}
},
});
let orderRespTwo = await merchantClient.createOrder({
order: {
summary: "Buy me!",
amount: "TESTKUDOS:5",
fulfillment_url: "https://example.com/article42",
public_reorder_url: "https://example.com/article42-share",
},
});
let orderStatusTwo = await merchantClient.queryPrivateOrderStatus({
orderId: orderRespTwo.order_id,
sessionId: "mysession-two",
});
t.assertTrue(orderStatusTwo.order_status === "unpaid");
// Pay with new taler://pay URI, which should
// have the new session ID!
// Wallet should now automatically re-play payment.
preparePayResp = await walletClient.call(
WalletApiOperation.PreparePayForUri,
{
talerPayUri: orderStatusTwo.taler_pay_uri,
},
);
t.assertTrue(preparePayResp.status === PreparePayResultType.AlreadyConfirmed);
t.assertTrue(preparePayResp.paid);
// Make sure the wallet is actually doing the replay properly.
t.assertTrue(numPaidRequested == 1);
t.assertTrue(numPayRequested == 0);
}
runPayPaidTest.suites = ["wallet"];
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