From 7d956c3a674fbf0ee3ddf0005c8789c1acd969c3 Mon Sep 17 00:00:00 2001
From: Florian Dold <florian@dold.me>
Date: Wed, 24 Jan 2024 17:48:17 +0100
Subject: harness: implement command to generate wallet DB and data for
 migration tests

---
 packages/taler-harness/src/harness/harness.ts | 23 ++++-----
 packages/taler-harness/src/harness/helpers.ts |  2 +-
 packages/taler-harness/src/index.ts           | 69 ++++++++++++++++++++++-----
 3 files changed, 68 insertions(+), 26 deletions(-)

(limited to 'packages')

diff --git a/packages/taler-harness/src/harness/harness.ts b/packages/taler-harness/src/harness/harness.ts
index a8cd1131d..b2714f496 100644
--- a/packages/taler-harness/src/harness/harness.ts
+++ b/packages/taler-harness/src/harness/harness.ts
@@ -1905,10 +1905,14 @@ export class WalletService {
   }
 
   get dbPath() {
-    return path.join(
-      this.globalState.testDir,
-      `walletdb-${this.opts.name}.json`,
-    );
+    if (this.opts.useInMemoryDb) {
+      return ":memory:";
+    } else {
+      return path.join(
+        this.globalState.testDir,
+        `walletdb-${this.opts.name}.sqlite3`,
+      );
+    }
   }
 
   async stop(): Promise<void> {
@@ -1919,21 +1923,12 @@ export class WalletService {
   }
 
   async start(): Promise<void> {
-    let dbPath: string;
-    if (this.opts.useInMemoryDb) {
-      dbPath = ":memory:";
-    } else {
-      dbPath = path.join(
-        this.globalState.testDir,
-        `walletdb-${this.opts.name}.json`,
-      );
-    }
     const unixPath = this.socketPath;
     this.walletProc = this.globalState.spawnService(
       "taler-wallet-cli",
       [
         "--wallet-db",
-        dbPath,
+        this.dbPath,
         "-LTRACE", // FIXME: Make this configurable?
         "--no-throttle", // FIXME: Optionally do throttling for some tests?
         "advanced",
diff --git a/packages/taler-harness/src/harness/helpers.ts b/packages/taler-harness/src/harness/helpers.ts
index adf43f6d0..7daa6c3c5 100644
--- a/packages/taler-harness/src/harness/helpers.ts
+++ b/packages/taler-harness/src/harness/helpers.ts
@@ -385,7 +385,7 @@ export async function createSimpleTestkudosEnvironmentV2(
 
   const { walletClient, walletService } = await createWalletDaemonWithClient(
     t,
-    { name: "wallet" },
+    { name: "wallet", persistent: true },
   );
 
   console.log("setup done!");
diff --git a/packages/taler-harness/src/index.ts b/packages/taler-harness/src/index.ts
index 84d2d60f0..5a0ccbd12 100644
--- a/packages/taler-harness/src/index.ts
+++ b/packages/taler-harness/src/index.ts
@@ -33,7 +33,7 @@ import {
   generateIban,
   j2s,
   rsaBlind,
-  setGlobalLogLevelFromString
+  setGlobalLogLevelFromString,
 } from "@gnu-taler/taler-util";
 import { clk } from "@gnu-taler/taler-util/clk";
 import {
@@ -43,6 +43,7 @@ import {
 import {
   CryptoDispatcher,
   SynchronousCryptoWorkerFactoryPlain,
+  WalletApiOperation,
   downloadExchangeInfo,
   topupReserveWithDemobank,
 } from "@gnu-taler/taler-wallet-core";
@@ -62,6 +63,7 @@ import {
 } from "./harness/harness.js";
 import { getTestInfo, runTests } from "./integrationtests/testrunner.js";
 import { lintExchangeDeployment } from "./lint.js";
+import { createSimpleTestkudosEnvironmentV2 } from "./harness/helpers.js";
 
 const logger = new Logger("taler-harness:index.ts");
 
@@ -177,9 +179,61 @@ advancedCli
     await runTestWithState(testState, runEnv1, "env1", true);
   });
 
-const sandcastleCli = testingCli.subcommand("sandcastleArgs", "sandcastle", {
-  help: "Subcommands for handling GNU Taler sandcastle deployments.",
-});
+advancedCli
+  .subcommand("walletDbgen", "wallet-dbgen", {
+    help: "Generate a wallet test database (to be used for migration testing).",
+  })
+  .requiredArgument("outdir", clk.STRING)
+  .action(async (args) => {
+    const outdir = args.walletDbgen.outdir;
+    fs.mkdirSync(outdir, {
+      recursive: true,
+    });
+
+    const testRootDir = fs.mkdtempSync(path.join(os.tmpdir(), "taler-dbgen-"));
+    console.log(`generating data in ${testRootDir}`);
+    const t = new GlobalTestState({
+      testDir: testRootDir,
+    });
+    const { walletClient, walletService, bank, exchange, merchant } =
+      await createSimpleTestkudosEnvironmentV2(t);
+    await walletClient.call(WalletApiOperation.RunIntegrationTestV2, {
+      amountToSpend: "TESTKUDOS:5" as AmountString,
+      amountToWithdraw: "TESTKUDOS:10" as AmountString,
+      corebankApiBaseUrl: bank.corebankApiBaseUrl,
+      exchangeBaseUrl: exchange.baseUrl,
+      merchantBaseUrl: merchant.makeInstanceBaseUrl(),
+    });
+    await walletClient.call(
+      WalletApiOperation.TestingWaitTransactionsFinal,
+      {},
+    );
+
+    const transactionsJson = walletClient.call(
+      WalletApiOperation.GetTransactions,
+      {
+        includeRefreshes: true,
+      },
+    );
+
+    const balancesJson = walletClient.call(WalletApiOperation.GetBalances, {});
+
+    const backupJson = walletClient.call(WalletApiOperation.ExportDb, {});
+
+    await walletService.stop();
+
+    await t.shutdown();
+
+    console.log(`generated data in ${testRootDir}`);
+
+    fs.copyFileSync(walletService.dbPath, `${outdir}/wallet-db.sqlite3`);
+    fs.writeFileSync(
+      `${outdir}/wallet-transactions.json`,
+      j2s(transactionsJson),
+    );
+    fs.writeFileSync(`${outdir}/wallet-balances.json`, j2s(balancesJson));
+    fs.writeFileSync(`${outdir}/wallet-backup.json`, j2s(backupJson));
+  });
 
 const configCli = testingCli.subcommand("configArgs", "config", {
   help: "Subcommands for handling the Taler configuration.",
@@ -653,13 +707,6 @@ deploymentCli
     process.exit(2);
   });
 
-type TestResult = {
-  testName: string;
-  caseName: string;
-  result: "skiped" | "ok" | "fail";
-  error?: any;
-};
-
 deploymentCli
   .subcommand("coincfg", "gen-coin-config", {
     help: "Generate a coin/denomination configuration for the exchange.",
-- 
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