add integration test for permanent refund failure

packages/taler-integrationtests/src/test-refund-gone.ts

@@ -0,0 +1,127 @@
+/*
+ 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 { runTest, GlobalTestState, MerchantPrivateApi } from "./harness";
+import {
+  createSimpleTestkudosEnvironment,
+  withdrawViaBank,
+  applyTimeTravel,
+} from "./helpers";
+import {
+  durationFromSpec,
+  timestampAddDuration,
+  getTimestampNow,
+  timestampTruncateToSecond,
+} from "taler-wallet-core";
+
+/**
+ * Run test for basic, bank-integrated withdrawal.
+ */
+runTest(async (t: GlobalTestState) => {
+  // Set up test environment
+
+  const {
+    wallet,
+    bank,
+    exchange,
+    merchant,
+  } = await createSimpleTestkudosEnvironment(t);
+
+  // Withdraw digital cash into the wallet.
+
+  await withdrawViaBank(t, { wallet, bank, exchange, amount: "TESTKUDOS:20" });
+
+  // Set up order.
+
+  const orderResp = await MerchantPrivateApi.createOrder(merchant, "default", {
+    order: {
+      summary: "Buy me!",
+      amount: "TESTKUDOS:5",
+      fulfillment_url: "taler://fulfillment-success/thx",
+      pay_deadline: timestampTruncateToSecond(
+        timestampAddDuration(
+          getTimestampNow(),
+          durationFromSpec({
+            minutes: 10,
+          }),
+        ),
+      ),
+    },
+    refund_delay: durationFromSpec({ minutes: 1 }),
+  });
+
+  let orderStatus = await MerchantPrivateApi.queryPrivateOrderStatus(merchant, {
+    orderId: orderResp.order_id,
+  });
+
+  t.assertTrue(orderStatus.order_status === "unpaid");
+
+  // Make wallet pay for the order
+
+  const r1 = await wallet.apiRequest("preparePay", {
+    talerPayUri: orderStatus.taler_pay_uri,
+  });
+  t.assertTrue(r1.type === "response");
+
+  const r2 = await wallet.apiRequest("confirmPay", {
+    // FIXME: should be validated, don't cast!
+    proposalId: (r1.result as any).proposalId,
+  });
+  t.assertTrue(r2.type === "response");
+
+  // Check if payment was successful.
+
+  orderStatus = await MerchantPrivateApi.queryPrivateOrderStatus(merchant, {
+    orderId: orderResp.order_id,
+  });
+
+  t.assertTrue(orderStatus.order_status === "paid");
+
+  console.log(orderStatus);
+
+  await applyTimeTravel(durationFromSpec({ hours: 1 }), { exchange, wallet });
+
+  await exchange.runAggregatorOnce();
+
+  const ref = await MerchantPrivateApi.giveRefund(merchant, {
+    amount: "TESTKUDOS:5",
+    instance: "default",
+    justification: "foo",
+    orderId: orderResp.order_id,
+  });
+
+  console.log(ref);
+
+  let rr = await wallet.applyRefund({
+    talerRefundUri: ref.talerRefundUri,
+  });
+
+  t.assertAmountEquals(rr.amountRefundGone, "TESTKUDOS:5");
+  console.log(rr);
+
+  await wallet.runUntilDone();
+
+  let r = await wallet.apiRequest("getBalances", {});
+  console.log(JSON.stringify(r, undefined, 2));
+
+  r = await wallet.apiRequest("getTransactions", {});
+  console.log(JSON.stringify(r, undefined, 2));
+
+  await t.shutdown();
+});