implementing transformation module on gateway

src/transformations/transformations.controller.spec.ts

@@ -0,0 +1,20 @@
+import { Test, TestingModule } from '@nestjs/testing';
+import { TransformationsController } from './transformations.controller';
+import { TransformationGrpcClientService } from './transformations.service';
+
+describe('TransformationsController', () => {
+  let controller: TransformationsController;
+
+  beforeEach(async () => {
+    const module: TestingModule = await Test.createTestingModule({
+      controllers: [TransformationsController],
+      providers: [TransformationGrpcClientService],
+    }).compile();
+
+    controller = module.get<TransformationsController>(TransformationsController);
+  });
+
+  it('should be defined', () => {
+    expect(controller).toBeDefined();
+  });
+});