feat: implement controller for getAll exercises

backend/src/exercises/exercises.controller.ts

@@ -0,0 +1,13 @@
+import { Controller, Get } from '@nestjs/common';
+
+import { ExercisesService } from './exercises.service';
+
+@Controller('exercises')
+export class ExercisesController {
+  constructor(private readonly exercisesService: ExercisesService) {}
+
+  @Get()
+  async getAll() {
+    return await this.exercisesService.findAll();
+  }
+}

backend/src/exercises/exercises.module.ts

@@ -2,10 +2,12 @@ import { Module } from '@nestjs/common';
 import { TypeOrmModule } from '@nestjs/typeorm';
 
 import { ExercisesService } from './exercises.service';
+import { ExercisesController } from './exercises.controller';
 import { ExerciseEntity } from './entities';
 
 @Module({
   imports: [TypeOrmModule.forFeature([ExerciseEntity])],
+  controllers: [ExercisesController],
   providers: [ExercisesService],
   exports: [ExercisesService],
 })

backend/src/exercises/exercises.service.ts

@@ -32,6 +32,7 @@ export class ExercisesService {
   async findAll() {
     return this.exerciseRepository.find({
       order: { name: 'ASC' },
+      select: ['id', 'name', 'muscleGroup'],
     });
   }
 

backend/src/exercises/specs/exercises.controller.spec.ts

@@ -0,0 +1,46 @@
+import { Test, TestingModule } from '@nestjs/testing';
+
+import { ExercisesController } from '../exercises.controller';
+import { ExercisesService } from '../exercises.service';
+
+describe('ExercisesController', () => {
+  let controller: ExercisesController;
+  let service: ExercisesService;
+
+  const mockExercisesService = {
+    create: jest.fn(),
+    findAll: jest.fn(),
+    seed: jest.fn(),
+  };
+
+  beforeEach(async () => {
+    const module: TestingModule = await Test.createTestingModule({
+      controllers: [ExercisesController],
+      providers: [
+        {
+          provide: ExercisesService,
+          useValue: mockExercisesService,
+        },
+      ],
+    }).compile();
+
+    controller = module.get<ExercisesController>(ExercisesController);
+    service = module.get<ExercisesService>(ExercisesService);
+  });
+
+  afterEach(() => {
+    jest.clearAllMocks();
+  });
+
+  it('should be defined', () => expect(controller).toBeDefined());
+
+  describe('getAll', () => {
+    it('should call service.findAll', async () => {
+      mockExercisesService.findAll();
+
+      await controller.getAll();
+
+      expect(service.findAll).toHaveBeenCalled();
+    });
+  });
+});

backend/src/exercises/specs/exercises.service.spec.ts

@@ -62,7 +62,9 @@ describe('ExercisesService', () => {
 
   describe('findAll', () => {
     it('should return an array of exercises', async () => {
-      const exercises = [{ name: 'Push up' }];
+      const exercises = [
+        { id: 'asd', name: 'Push up', muscleGroup: MuscleGroup.CHEST },
+      ];
       mockExerciseRepository.find.mockResolvedValue(exercises);
 
       const result = await service.findAll();