username mapper tests

src/modules/authentication/tests/unit/username.mapper.spec.ts

@@ -0,0 +1,57 @@
+import { UsernameEntity } from '@modules/authentication/core/domain/username.entity';
+import { Type } from '@modules/authentication/core/domain/username.types';
+import { UsernameModel } from '@modules/authentication/infrastructure/username.repository';
+import { UsernameResponseDto } from '@modules/authentication/interface/dtos/username.response.dto';
+import { UsernameMapper } from '@modules/authentication/username.mapper';
+import { Test } from '@nestjs/testing';
+
+const now = new Date('2023-06-21 06:00:00');
+const usernameEntity: UsernameEntity = new UsernameEntity({
+  id: 'john.doe@email.com',
+  props: {
+    userId: '7ca2490b-d04d-4ac5-8d6c-5c416fab922e',
+    name: 'john.doe@email.com',
+    type: Type.EMAIL,
+  },
+  createdAt: now,
+  updatedAt: now,
+});
+const usernameModel: UsernameModel = {
+  authUuid: '7ca2490b-d04d-4ac5-8d6c-5c416fab922e',
+  username: 'john.doe@email.com',
+  type: Type.EMAIL,
+  createdAt: now,
+  updatedAt: now,
+};
+
+describe('Username Mapper', () => {
+  let usernameMapper: UsernameMapper;
+
+  beforeAll(async () => {
+    const module = await Test.createTestingModule({
+      providers: [UsernameMapper],
+    }).compile();
+    usernameMapper = module.get<UsernameMapper>(UsernameMapper);
+  });
+
+  it('should be defined', () => {
+    expect(usernameMapper).toBeDefined();
+  });
+
+  it('should map domain entity to persistence data', async () => {
+    const mapped: UsernameModel = usernameMapper.toPersistence(usernameEntity);
+    expect(mapped.username).toBe('john.doe@email.com');
+    expect(mapped.type).toBe(Type.EMAIL);
+  });
+
+  it('should map persisted data to domain entity', async () => {
+    const mapped: UsernameEntity = usernameMapper.toDomain(usernameModel);
+    expect(mapped.getProps().name).toBe('john.doe@email.com');
+  });
+
+  it('should map domain entity to response', async () => {
+    const mapped: UsernameResponseDto =
+      usernameMapper.toResponse(usernameEntity);
+    expect(mapped.id).toBe('john.doe@email.com');
+  });
+});