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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 {
Amounts,
Duration,
MerchantApiClient,
TransactionType,
} from "@gnu-taler/taler-util";
import { WalletApiOperation } from "@gnu-taler/taler-wallet-core";
import { GlobalTestState, delayMs } from "../harness/harness.js";
import {
createSimpleTestkudosEnvironmentV2,
withdrawViaBankV2,
} from "../harness/helpers.js";
/**
* Run test for basic, bank-integrated withdrawal.
*/
export async function runRefundIncrementalTest(t: GlobalTestState) {
// Set up test environment
const { walletClient, bank, exchange, merchant } =
await createSimpleTestkudosEnvironmentV2(t);
const merchantClient = new MerchantApiClient(merchant.makeInstanceBaseUrl());
// Withdraw digital cash into the wallet.
const wres = await withdrawViaBankV2(t, {
walletClient,
bank,
exchange,
amount: "TESTKUDOS:20",
});
await wres.withdrawalFinishedCond;
// Set up order.
const orderResp = await merchantClient.createOrder({
order: {
summary: "Buy me!",
amount: "TESTKUDOS:10",
fulfillment_url: "taler://fulfillment-success/thx",
},
refund_delay: Duration.toTalerProtocolDuration(
Duration.fromSpec({ minutes: 5 }),
),
});
let orderStatus = await merchantClient.queryPrivateOrderStatus({
orderId: orderResp.order_id,
});
t.assertTrue(orderStatus.order_status === "unpaid");
// Make wallet pay for the order
const r1 = await walletClient.call(WalletApiOperation.PreparePayForUri, {
talerPayUri: orderStatus.taler_pay_uri,
});
await walletClient.call(WalletApiOperation.ConfirmPay, {
proposalId: r1.proposalId,
});
// Check if payment was successful.
orderStatus = await merchantClient.queryPrivateOrderStatus({
orderId: orderResp.order_id,
});
t.assertTrue(orderStatus.order_status === "paid");
let ref = await merchantClient.giveRefund({
amount: "TESTKUDOS:2.5",
instance: "default",
justification: "foo",
orderId: orderResp.order_id,
});
console.log("first refund increase response", ref);
{
let wr = await walletClient.call(WalletApiOperation.StartRefundQuery, {
transactionId: r1.transactionId,
});
await walletClient.call(
WalletApiOperation.TestingWaitTransactionsFinal,
{},
);
console.log(wr);
const txs = await walletClient.call(WalletApiOperation.GetTransactions, {});
console.log(
"transactions after applying first refund:",
JSON.stringify(txs, undefined, 2),
);
}
// Wait at least a second, because otherwise the increased
// refund will be grouped with the previous one.
await delayMs(1200);
ref = await merchantClient.giveRefund({
amount: "TESTKUDOS:5",
instance: "default",
justification: "bar",
orderId: orderResp.order_id,
});
console.log("second refund increase response", ref);
// Wait at least a second, because otherwise the increased
// refund will be grouped with the previous one.
await delayMs(1200);
ref = await merchantClient.giveRefund({
amount: "TESTKUDOS:10",
instance: "default",
justification: "bar",
orderId: orderResp.order_id,
});
console.log("third refund increase response", ref);
{
let wr = await walletClient.call(WalletApiOperation.StartRefundQuery, {
transactionId: r1.transactionId,
});
await walletClient.call(
WalletApiOperation.TestingWaitTransactionsFinal,
{},
);
console.log(wr);
}
orderStatus = await merchantClient.queryPrivateOrderStatus({
orderId: orderResp.order_id,
});
t.assertTrue(orderStatus.order_status === "paid");
t.assertAmountEquals(orderStatus.refund_amount, "TESTKUDOS:10");
console.log(JSON.stringify(orderStatus, undefined, 2));
await walletClient.call(WalletApiOperation.TestingWaitTransactionsFinal, {});
const bal = await walletClient.call(WalletApiOperation.GetBalances, {});
console.log(JSON.stringify(bal, undefined, 2));
{
const txs = await walletClient.call(WalletApiOperation.GetTransactions, {});
console.log(JSON.stringify(txs, undefined, 2));
const txTypes = txs.transactions.map((x) => x.type);
t.assertDeepEqual(txTypes, ["withdrawal", "payment", "refund", "refund"]);
for (const tx of txs.transactions) {
if (tx.type !== TransactionType.Refund) {
continue;
}
t.assertAmountLeq(tx.amountEffective, tx.amountRaw);
}
const raw = Amounts.sum(
txs.transactions
.filter((x) => x.type === TransactionType.Refund)
.map((x) => x.amountRaw),
).amount;
t.assertAmountEquals("TESTKUDOS:10", raw);
const effective = Amounts.sum(
txs.transactions
.filter((x) => x.type === TransactionType.Refund)
.map((x) => x.amountEffective),
).amount;
t.assertAmountEquals("TESTKUDOS:8.59", effective);
}
await t.shutdown();
}
runRefundIncrementalTest.suites = ["wallet"];
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