harness: add hintNetworkAvailability test

2 files changed, 98 insertions, 0 deletions

diff --git a/packages/taler-harness/src/integrationtests/test-wallet-network-availability.ts b/packages/taler-harness/src/integrationtests/test-wallet-network-availability.ts
new file mode 100644
index 000000000..4506c47ff
--- /dev/null
+++ b/packages/taler-harness/src/integrationtests/test-wallet-network-availability.ts
@@ -0,0 +1,96 @@
+/*
+ This file is part of GNU Taler
+ (C) 2024 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 {
+  AmountString,
+  NotificationType,
+  ObservabilityEventType,
+  TransactionMajorState,
+  TransactionType,
+} from "@gnu-taler/taler-util";
+import { WalletApiOperation, parseTransactionIdentifier } from "@gnu-taler/taler-wallet-core";
+import { GlobalTestState, generateRandomPayto } from "harness/harness.js";
+import { createSimpleTestkudosEnvironmentV3, withdrawViaBankV3 } from "harness/helpers.js";
+import { TaskRunResultType } from "../../../taler-wallet-core/src/common.js";
+
+/**
+ * Run test for hintNetworkAvailability in wallet-core
+ */
+export async function runWalletNetworkAvailabilityTest(t: GlobalTestState) {
+
+  // We need this to listen to the network-required observability event
+  process.env['TALER_TEST_OBSERVABILITY'] = '1';
+
+  // Set up test environment
+  const { bankClient, walletClient, exchange } =
+    await createSimpleTestkudosEnvironmentV3(t);
+
+  await withdrawViaBankV3(t, {
+    walletClient,
+    bankClient,
+    exchange,
+    amount: "TESTKUDOS:20",
+  });
+
+  await walletClient.call(WalletApiOperation.TestingWaitTransactionsFinal, {});
+
+  const networkRequiredCond = walletClient.waitForNotificationCond((x) => {
+    return (x.type === NotificationType.TaskObservabilityEvent
+      && x.event.type === ObservabilityEventType.ShepherdTaskResult
+      && x.event.resultType === TaskRunResultType.NetworkRequired
+    );
+  });
+
+  const refreshCreatedCond = walletClient.waitForNotificationCond((x) => {
+    return (x.type === NotificationType.TransactionStateTransition &&
+      parseTransactionIdentifier(x.transactionId)?.tag === TransactionType.Refresh
+    );
+  });
+
+  const refreshDoneCond = walletClient.waitForNotificationCond((x) => {
+    return (x.type === NotificationType.TransactionStateTransition &&
+      parseTransactionIdentifier(x.transactionId)?.tag === TransactionType.Refresh
+      && x.newTxState.major === TransactionMajorState.Done
+    );
+  });
+
+  await walletClient.call(WalletApiOperation.HintNetworkAvailability, {
+    isNetworkAvailable: false,
+  });
+
+  const depositGroupResult = await walletClient.client.call(
+    WalletApiOperation.CreateDepositGroup,
+    {
+      amount: "TESTKUDOS:10.5" as AmountString,
+      depositPaytoUri: generateRandomPayto("foo"),
+    },
+  );
+
+  // refresh should not continue due to network-required
+  await networkRequiredCond;
+
+  await walletClient.call(WalletApiOperation.HintNetworkAvailability, {
+    isNetworkAvailable: true,
+  });
+
+  await refreshCreatedCond;
+
+  // refresh should finish due to network being restored
+  await refreshDoneCond;
+}
diff --git a/packages/taler-harness/src/integrationtests/testrunner.ts b/packages/taler-harness/src/integrationtests/testrunner.ts
index cd0bc9419..238bf3b98 100644
--- a/packages/taler-harness/src/integrationtests/testrunner.ts
+++ b/packages/taler-harness/src/integrationtests/testrunner.ts
@@ -124,6 +124,7 @@ import { runWithdrawalFlexTest } from "./test-withdrawal-flex.js";
 import { runWithdrawalHandoverTest } from "./test-withdrawal-handover.js";
 import { runWithdrawalHugeTest } from "./test-withdrawal-huge.js";
 import { runWithdrawalManualTest } from "./test-withdrawal-manual.js";
+import { runWalletNetworkAvailabilityTest } from "./test-wallet-network-availability.js";
 
 /**
  * Test runner.
@@ -231,6 +232,7 @@ const allTests: TestMainFunction[] = [
   runWalletBlockedPayPeerPullTest,
   runWalletExchangeUpdateTest,
   runWalletRefreshErrorsTest,
+  runWalletNetworkAvailabilityTest,
   runPeerPullLargeTest,
   runPeerPushLargeTest,
   runWithdrawalHandoverTest,