A factory bot library for Node.js and the browser inspired by FactoryBot for Ruby.
npm install factory-box> The factory lib to create seed data for testing easily
``bash`
npm install factory-box
typescript
// user.factory.ts define(UserEntity, (f: Factory) => {
f.trait('withPosts', async (user: UserEntity) => {
user.posts = await factory(PostEntity).saveMany(3, { title: 'Post title', body: 'Post body' });
});
f.trait('withAdmin', (user: UserEntity) => {
user.role = 'admin';
});
f.build((options: Record) => {
const user = new UserEntity();
user.id = options.id || 1;
user.name = options.name || 'John Doe';
user.email = options.email || 'example@gmail.com';
return user;
});
});
`$3
#### Apply trait
typescript
const user = await factory(UserEntity).withTraits('withAdmin').saveOne();
`
#### Override properties
typescript
const user = await factory(UserEntity).
saveOne({
email: 'override_email@example.com'
});
``