adapter tests

adapters/notifications/gateways/NotificationGatewayRegistry.test.ts

@@ -0,0 +1,112 @@
+import { describe, it, expect, beforeEach, vi } from 'vitest';
+import { NotificationGatewayRegistry } from './NotificationGatewayRegistry';
+import { Notification } from '@core/notifications/domain/entities/Notification';
+import type { NotificationGateway, NotificationDeliveryResult } from '@core/notifications/application/ports/NotificationGateway';
+import type { NotificationChannel } from '@core/notifications/domain/types/NotificationTypes';
+
+describe('NotificationGatewayRegistry', () => {
+  let registry: NotificationGatewayRegistry;
+  let mockGateway: NotificationGateway;
+
+  beforeEach(() => {
+    mockGateway = {
+      send: vi.fn(),
+      supportsChannel: vi.fn().mockReturnValue(true),
+      isConfigured: vi.fn().mockReturnValue(true),
+      getChannel: vi.fn().mockReturnValue('email'),
+    };
+    registry = new NotificationGatewayRegistry([mockGateway]);
+  });
+
+  const createNotification = (overrides: any = {}) => {
+    return Notification.create({
+      id: 'notif-123',
+      recipientId: 'driver-456',
+      type: 'protest_filed',
+      title: 'New Protest',
+      body: 'A new protest has been filed against you.',
+      channel: 'email',
+      ...overrides,
+    });
+  };
+
+  describe('register and get', () => {
+    it('should register and retrieve a gateway', () => {
+      const discordGateway = {
+        ...mockGateway,
+        getChannel: vi.fn().mockReturnValue('discord'),
+      } as any;
+      
+      registry.register(discordGateway);
+      expect(registry.getGateway('discord')).toBe(discordGateway);
+    });
+
+    it('should return null for unregistered channel', () => {
+      expect(registry.getGateway('discord')).toBeNull();
+    });
+
+    it('should return all registered gateways', () => {
+      expect(registry.getAllGateways()).toHaveLength(1);
+      expect(registry.getAllGateways()[0]).toBe(mockGateway);
+    });
+  });
+
+  describe('send', () => {
+    it('should route notification to the correct gateway', async () => {
+      // Given
+      const notification = createNotification();
+      const expectedResult: NotificationDeliveryResult = {
+        success: true,
+        channel: 'email',
+        externalId: 'ext-123',
+        attemptedAt: new Date(),
+      };
+      vi.mocked(mockGateway.send).mockResolvedValue(expectedResult);
+
+      // When
+      const result = await registry.send(notification);
+
+      // Then
+      expect(mockGateway.send).toHaveBeenCalledWith(notification);
+      expect(result).toBe(expectedResult);
+    });
+
+    it('should return failure if no gateway is registered for channel', async () => {
+      // Given
+      const notification = createNotification({ channel: 'discord' });
+
+      // When
+      const result = await registry.send(notification);
+
+      // Then
+      expect(result.success).toBe(false);
+      expect(result.error).toContain('No gateway registered for channel: discord');
+    });
+
+    it('should return failure if gateway is not configured', async () => {
+      // Given
+      const notification = createNotification();
+      vi.mocked(mockGateway.isConfigured).mockReturnValue(false);
+
+      // When
+      const result = await registry.send(notification);
+
+      // Then
+      expect(result.success).toBe(false);
+      expect(result.error).toContain('Gateway for channel email is not configured');
+    });
+
+    it('should catch and return errors from gateway.send', async () => {
+      // Given
+      const notification = createNotification();
+      vi.mocked(mockGateway.send).mockRejectedValue(new Error('Network error'));
+
+      // When
+      const result = await registry.send(notification);
+
+      // Then
+      expect(result.success).toBe(false);
+      expect(result.error).toBe('Network error');
+    });
+  });
+});