我正在尝试对 MikroORM 实体中的方法进行单元测试,从而collection
用测试数据填充 mikroORM 字段。(我开玩笑):
describe('Team Tests', () => {
it('isLeader should return true when given user is the team leader', () => {
// Given
const team = new Team('Test team');
const user = new User('Test User', 'test@test.fr');
team.members.add(new TeamMember(user, TeamRole.Leader));
// When
const result = team.isLeader(user.userId);
// Then
expect(result).toBe(true);
});
});
但是,当我运行测试时,将数据添加到集合时遇到以下错误:
Cannot read properties of undefined (reading 'properties')
TypeError: Cannot read properties of undefined (reading 'properties')
at Collection.get property [as property] (C:\Users\arsen\git\HorizonWeb\api\node_modules\@mikro-orm\core\entity\ArrayCollection.js:123:44)
at Collection.validateItemType (C:\Users\arsen\git\HorizonWeb\api\node_modules\@mikro-orm\core\entity\Collection.js:317:71)
at C:\Users\arsen\git\HorizonWeb\api\node_modules\@mikro-orm\core\entity\Collection.js:111:40
at Array.forEach (<anonymous>)
at Collection.add (C:\Users\arsen\git\HorizonWeb\api\node_modules\@mikro-orm\core\entity\Collection.js:111:19)
at Object.<anonymous> (C:\Users\arsen\git\HorizonWeb\api\src\teams\team.entity.spec.ts:11:22)
at Promise.then.completed (C:\Users\arsen\git\HorizonWeb\api\node_modules\jest-circus\build\utils.js:390:28)
at new Promise (<anonymous>)
at callAsyncCircusFn (C:\Users\arsen\git\HorizonWeb\api\node_modules\jest-circus\build\utils.js:315:10)
at _callCircusTest (C:\Users\arsen\git\HorizonWeb\api\node_modules\jest-circus\build\run.js:218:40)
关于如何正确地对 MikroORM 实体进行单元测试的任何想法?