Add a dedicated GQL server for metadata available on /meta (#1820)

server/src/metadata/tenant-migration/tenant-migration.service.spec.ts

@@ -0,0 +1,27 @@
+import { Test, TestingModule } from '@nestjs/testing';
+
+import { DataSourceService } from 'src/metadata/data-source/data-source.service';
+
+import { TenantMigrationService } from './tenant-migration.service';
+
+describe('TenantMigrationService', () => {
+  let service: TenantMigrationService;
+
+  beforeEach(async () => {
+    const module: TestingModule = await Test.createTestingModule({
+      providers: [
+        TenantMigrationService,
+        {
+          provide: DataSourceService,
+          useValue: {},
+        },
+      ],
+    }).compile();
+
+    service = module.get<TenantMigrationService>(TenantMigrationService);
+  });
+
+  it('should be defined', () => {
+    expect(service).toBeDefined();
+  });
+});