feat: unify income payment cards and drop period comparisons (WealthLedger/main#33) (#83)

feat: unify income payment cards and drop period comparisons (WealthLedger/main#33)

src/integrations/tbank/tbank.client.spec.ts

@@ -1,5 +1,6 @@
-import { status } from '@grpc/grpc-js';
+import { Metadata, status } from '@grpc/grpc-js';
 import { NotFoundException, ServiceUnavailableException } from '@nestjs/common';
+import { EventEmitter } from 'node:events';
 
 import { TbankOperationState } from './tbank-protocol';
 import { TbankClient } from './tbank.client';
@@ -136,6 +137,68 @@ describe('TbankClient operations', () => {
     );
     jest.useRealTimers();
   });
+
+  it('distinguishes a gRPC deadline from queue delay without logging upstream secrets', async () => {
+    const logger = { event: jest.fn() };
+    const client = Object.assign(Object.create(TbankClient.prototype) as TbankClient, {
+      logger,
+      queue: { size: 0, run: (operation: () => Promise<unknown>) => operation() },
+    });
+    const channel = { getConnectivityState: () => 1 };
+    const service = {
+      getChannel: () => channel,
+      getAccounts: (_input: unknown, _metadata: unknown, _options: unknown, callback: (error: unknown) => void) => {
+        const call = new EventEmitter();
+        void Promise.resolve().then(() => callback({ code: status.DEADLINE_EXCEEDED, details: 'Bearer secret' }));
+        return call;
+      },
+    };
+    const invoke = (client as unknown as { call: (token: string, service: unknown, method: string, input: object) => Promise<unknown> }).call.bind(client);
+    jest.useFakeTimers();
+    try {
+      const failed = invoke('secret', service, 'getAccounts', {});
+      await Promise.all([
+        expect(failed).rejects.toBeInstanceOf(ServiceUnavailableException),
+        jest.advanceTimersByTimeAsync(1000),
+      ]);
+      expect(logger.event).toHaveBeenLastCalledWith('error', 'tbank.rpc.failed', expect.objectContaining({
+        operation: 'getAccounts', grpcCode: status.DEADLINE_EXCEEDED,
+        queueWaitMs: 0, channelState: 'CONNECTING', headersReceived: false,
+      }));
+      expect(JSON.stringify(logger.event.mock.calls)).not.toContain('secret');
+    } finally {
+      jest.useRealTimers();
+    }
+  });
+
+  it('records response headers and a validated upstream tracking ID', async () => {
+    const logger = { event: jest.fn() };
+    const client = Object.assign(Object.create(TbankClient.prototype) as TbankClient, {
+      logger,
+      queue: { size: 0, run: (operation: () => Promise<unknown>) => operation() },
+    });
+    const headers = new Metadata();
+    headers.set('x-tracking-id', '123e4567-e89b-12d3-a456-426614174000');
+    headers.set('authorization', 'Bearer secret');
+    const service = {
+      getChannel: () => ({ getConnectivityState: () => 2 }),
+      getAccounts: (_input: unknown, _metadata: unknown, _options: unknown, callback: (error: null, response: object) => void) => {
+        const call = new EventEmitter();
+        void Promise.resolve().then(() => {
+          call.emit('metadata', headers);
+          callback(null, { accounts: [] });
+        });
+        return call;
+      },
+    };
+    const invoke = (client as unknown as { call: (token: string, service: unknown, method: string, input: object) => Promise<unknown> }).call.bind(client);
+    await expect(invoke('secret', service, 'getAccounts', {})).resolves.toEqual({ accounts: [] });
+    expect(logger.event).toHaveBeenLastCalledWith('debug', 'tbank.rpc.completed', expect.objectContaining({
+      channelState: 'READY', headersReceived: true,
+      trackingId: '123e4567-e89b-12d3-a456-426614174000',
+    }));
+    expect(JSON.stringify(logger.event.mock.calls)).not.toContain('secret');
+  });
 });
 
 describe('TbankClient metadata retries', () => {