1 files changed, 129 insertions, 0 deletions
diff --git a/packages/taler-harness/src/integrationtests/test-wallet-balance.ts b/packages/taler-harness/src/integrationtests/test-wallet-balance.ts
new file mode 100644
index 000000000..eb7359781
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+++ b/packages/taler-harness/src/integrationtests/test-wallet-balance.ts
@@ -0,0 +1,129 @@
+/*
+ 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,
+  MerchantContractTerms,
+  PreparePayResultType,
+} from "@gnu-taler/taler-util";
+import { WalletApiOperation } from "@gnu-taler/taler-wallet-core";
+import { GlobalTestState } from "../harness/harness.js";
+import {
+  createSimpleTestkudosEnvironmentV2,
+  withdrawViaBankV2,
+} from "../harness/helpers.js";
+
+/**
+ * Test wallet:
+ * - balance error messages
+ * - different types of insufficient balance.
+ *
+ * Related bugs:
+ * https://bugs.taler.net/n/7299
+ */
+export async function runWalletBalanceTest(t: GlobalTestState) {
+  // Set up test environment
+
+  const { merchant, walletClient, exchange, bank } =
+    await createSimpleTestkudosEnvironmentV2(t);
+
+  await merchant.addInstanceWithWireAccount({
+    id: "myinst",
+    name: "My Instance",
+    paytoUris: ["payto://void/foo"],
+    defaultWireTransferDelay: Duration.toTalerProtocolDuration(
+      Duration.fromSpec({ minutes: 1 }),
+    ),
+  });
+
+  const merchantClient = new MerchantApiClient(
+    merchant.makeInstanceBaseUrl("myinst"),
+  );
+
+  // Withdraw digital cash into the wallet.
+
+  const wres = await withdrawViaBankV2(t, {
+    walletClient,
+    bank,
+    exchange,
+    amount: "TESTKUDOS:20",
+  });
+
+  await wres.withdrawalFinishedCond;
+
+  console.log("withdrawal finished");
+
+  const order: Partial<MerchantContractTerms> = {
+    summary: "Buy me!",
+    amount: "TESTKUDOS:5",
+    fulfillment_url: "taler://fulfillment-success/thx",
+  };
+
+  console.log("creating order");
+
+  const orderResp = await merchantClient.createOrder({
+    order,
+  });
+
+  console.log("created order with merchant");
+
+  let orderStatus = await merchantClient.queryPrivateOrderStatus({
+    orderId: orderResp.order_id,
+  });
+
+  t.assertTrue(orderStatus.order_status === "unpaid");
+
+  console.log("queried order at merchant");
+
+  // Make wallet pay for the order
+
+  const preparePayResult = await walletClient.call(
+    WalletApiOperation.PreparePayForUri,
+    {
+      talerPayUri: orderStatus.taler_pay_uri,
+    },
+  );
+
+  t.assertTrue(
+    preparePayResult.status === PreparePayResultType.InsufficientBalance,
+  );
+
+  t.assertDeepEqual(
+    preparePayResult.status,
+    PreparePayResultType.InsufficientBalance,
+  );
+
+  t.assertTrue(
+    Amounts.isNonZero(
+      preparePayResult.balanceDetails.balanceReceiverAcceptable,
+    ),
+  );
+
+  t.assertTrue(
+    Amounts.isZero(preparePayResult.balanceDetails.balanceReceiverDepositable),
+  );
+
+  console.log("waiting for transactions to finalize");
+
+  await walletClient.call(WalletApiOperation.TestingWaitTransactionsFinal, {});
+}
+
+runWalletBalanceTest.suites = ["wallet"];