tests

libs/core/queue/test/dlq-handler.test.ts

@@ -4,6 +4,15 @@ import type { Job, Queue } from 'bullmq';
 import type { RedisConfig } from '../src/types';
 
 describe('DeadLetterQueueHandler', () => {
+  // Mock the DLQ Queue that will be created
+  const mockDLQQueue = {
+    name: 'test-queue-dlq',
+    add: mock(() => Promise.resolve({})),
+    getCompleted: mock(() => Promise.resolve([])),
+    getFailed: mock(() => Promise.resolve([])),
+    getWaiting: mock(() => Promise.resolve([])),
+    close: mock(() => Promise.resolve()),
+  } as unknown as Queue;
   const mockLogger = {
     info: mock(() => {}),
     error: mock(() => {}),
@@ -28,7 +37,18 @@ describe('DeadLetterQueueHandler', () => {
   let dlqHandler: DeadLetterQueueHandler;
 
   beforeEach(() => {
+    // Reset DLQ queue mocks
+    mockDLQQueue.add = mock(() => Promise.resolve({}));
+    mockDLQQueue.getCompleted = mock(() => Promise.resolve([]));
+    mockDLQQueue.getFailed = mock(() => Promise.resolve([]));
+    mockDLQQueue.getWaiting = mock(() => Promise.resolve([]));
+    mockDLQQueue.close = mock(() => Promise.resolve());
+
+    // Create handler with mocked DLQ queue
     dlqHandler = new DeadLetterQueueHandler(mockQueue, mockRedisConfig, {}, mockLogger);
+    // Override the dlq property to use our mock
+    (dlqHandler as any).dlq = mockDLQQueue;
+
     // Reset mocks
     mockLogger.info = mock(() => {});
     mockLogger.error = mock(() => {});
@@ -47,9 +67,11 @@ describe('DeadLetterQueueHandler', () => {
           payload: { test: true },
         },
         attemptsMade: 3,
+        opts: { attempts: 3 },
         failedReason: 'Test error',
         finishedOn: Date.now(),
         processedOn: Date.now() - 5000,
+        timestamp: Date.now() - 10000,
       } as Job;
 
       const error = new Error('Job processing failed');
@@ -72,7 +94,10 @@ describe('DeadLetterQueueHandler', () => {
         name: 'test-job',
         queueName: 'test-queue',
         data: null,
-        attemptsMade: 1,
+        attemptsMade: 3,
+        opts: { attempts: 3 },
+        timestamp: Date.now() - 10000,
+        processedOn: Date.now() - 5000,
       } as any;
 
       const error = new Error('No data');
@@ -120,9 +145,9 @@ describe('DeadLetterQueueHandler', () => {
         },
       ];
 
-      (mockQueue.getCompleted as any) = mock(() => Promise.resolve(mockJobs));
-      (mockQueue.getFailed as any) = mock(() => Promise.resolve([]));
-      (mockQueue.getWaiting as any) = mock(() => Promise.resolve([]));
+      mockDLQQueue.getCompleted = mock(() => Promise.resolve(mockJobs));
+      mockDLQQueue.getFailed = mock(() => Promise.resolve([]));
+      mockDLQQueue.getWaiting = mock(() => Promise.resolve([]));
 
       const stats = await dlqHandler.getStats();