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206 changes: 206 additions & 0 deletions
206
tests/features/composite-keys/custom-pivot-entity.sqlite.test.ts
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,206 @@ | ||
| import { Entity, PrimaryKey, MikroORM, ManyToOne, PrimaryKeyType, Property, wrap, OneToMany, Collection, ManyToMany } from '@mikro-orm/core'; | ||
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| @Entity() | ||
| export class Order { | ||
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| @PrimaryKey() | ||
| id!: number; | ||
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| // eslint-disable-next-line @typescript-eslint/no-use-before-define | ||
| @OneToMany(() => OrderItem, item => item.order) | ||
| items = new Collection<OrderItem>(this); | ||
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| // eslint-disable-next-line @typescript-eslint/no-use-before-define | ||
| @ManyToMany({ entity: () => Product, pivotEntity: () => OrderItem }) | ||
| products = new Collection<Product>(this); | ||
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| @Property() | ||
| paid = false; | ||
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| @Property() | ||
| shipped = false; | ||
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| @Property() | ||
| created = new Date(); | ||
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| } | ||
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| @Entity() | ||
| export class Product { | ||
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| @PrimaryKey() | ||
| id!: number; | ||
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| @Property() | ||
| name: string; | ||
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| @Property() | ||
| currentPrice: number; | ||
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| constructor(name: string, currentPrice: number) { | ||
| this.name = name; | ||
| this.currentPrice = currentPrice; | ||
| } | ||
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| } | ||
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| @Entity() | ||
| export class OrderItem { | ||
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| @ManyToOne({ primary: true }) | ||
| order: Order; | ||
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| @ManyToOne({ primary: true }) | ||
| product: Product; | ||
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| @Property() | ||
| amount = 1; | ||
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| @Property() | ||
| offeredPrice: number; | ||
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| [PrimaryKeyType]: [number, number]; | ||
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| constructor(order: Order, product: Product) { | ||
| this.order = order; | ||
| this.product = product; | ||
| this.offeredPrice = product.currentPrice; | ||
| } | ||
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| } | ||
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| describe('custom pivot entity for m:n with additional properties', () => { | ||
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| let orm: MikroORM; | ||
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| beforeAll(async () => { | ||
| orm = await MikroORM.init({ | ||
| entities: [Product, OrderItem, Order], | ||
| dbName: ':memory:', | ||
| type: 'sqlite', | ||
| }); | ||
| await orm.getSchemaGenerator().createSchema(); | ||
| }); | ||
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| afterAll(() => orm.close(true)); | ||
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| test(`schema`, async () => { | ||
| const sql = await orm.getSchemaGenerator().getCreateSchemaSQL(); | ||
| console.log(sql); | ||
| }); | ||
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| test(`should work`, async () => { | ||
| const order1 = new Order(); | ||
| const order2 = new Order(); | ||
| const order3 = new Order(); | ||
| const product1 = new Product('p1', 111); | ||
| const product2 = new Product('p2', 222); | ||
| const product3 = new Product('p3', 333); | ||
| const product4 = new Product('p4', 444); | ||
| const product5 = new Product('p5', 555); | ||
| const item11 = new OrderItem(order1, product1); | ||
| item11.offeredPrice = 123; | ||
| const item12 = new OrderItem(order1, product2); | ||
| item12.offeredPrice = 3123; | ||
| const item21 = new OrderItem(order2, product1); | ||
| item21.offeredPrice = 4123; | ||
| const item22 = new OrderItem(order2, product2); | ||
| item22.offeredPrice = 1123; | ||
| const item23 = new OrderItem(order2, product5); | ||
| item23.offeredPrice = 1263; | ||
| const item31 = new OrderItem(order3, product3); | ||
| item31.offeredPrice = 7123; | ||
| const item32 = new OrderItem(order3, product4); | ||
| item32.offeredPrice = 9123; | ||
| const item33 = new OrderItem(order3, product5); | ||
| item33.offeredPrice = 5123; | ||
| console.log(order1); | ||
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| await orm.em.fork().persistAndFlush([order1, order2, order3]); | ||
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| const orders = await orm.em.find(Order, {}, { populate: true }); | ||
| console.log(orders); | ||
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| // // test inverse side | ||
| // const productRepository = orm.em.getRepository(Product); | ||
| // let products = await productRepository.findAll(); | ||
| // expect(products).toBeInstanceOf(Array); | ||
| // expect(products.length).toBe(5); | ||
| // expect(products[0]).toBeInstanceOf(Product); | ||
| // expect(products[0].name).toBe('silly'); | ||
| // expect(products[0].orders).toBeInstanceOf(Collection); | ||
| // expect(products[0].orders.isInitialized()).toBe(true); | ||
| // expect(products[0].orders.isDirty()).toBe(false); | ||
| // expect(products[0].orders.count()).toBe(2); | ||
| // expect(products[0].orders.length).toBe(2); | ||
| // | ||
| // orm.em.clear(); | ||
| // products = await orm.em.find(Product, {}); | ||
| // expect(products[0].orders.isInitialized()).toBe(false); | ||
| // expect(products[0].orders.isDirty()).toBe(false); | ||
| // expect(() => products[0].orders.getItems()).toThrowError(/Collection<Order> of entity Product\[\d+] not initialized/); | ||
| // expect(() => products[0].orders.remove(order1, order2)).toThrowError(/Collection<Order> of entity Product\[\d+] not initialized/); | ||
| // expect(() => products[0].orders.removeAll()).toThrowError(/Collection<Order> of entity Product\[\d+] not initialized/); | ||
| // expect(() => products[0].orders.contains(order1)).toThrowError(/Collection<Order> of entity Product\[\d+] not initialized/); | ||
| // | ||
| // // test M:N lazy load | ||
| // orm.em.clear(); | ||
| // products = await productRepository.findAll(); | ||
| // await products[0].orders.init(); | ||
| // expect(products[0].orders.count()).toBe(2); | ||
| // expect(products[0].orders.getItems()[0]).toBeInstanceOf(Order); | ||
| // expect(products[0].orders.getItems()[0].uuid).toBeDefined(); | ||
| // expect(wrap(products[0].orders.getItems()[0]).isInitialized()).toBe(true); | ||
| // expect(products[0].orders.isInitialized()).toBe(true); | ||
| // const old = products[0]; | ||
| // expect(products[1].orders.isInitialized()).toBe(false); | ||
| // products = await productRepository.findAll({ populate: ['orders'] as const }); | ||
| // expect(products[1].orders.isInitialized()).toBe(true); | ||
| // expect(products[0].id).toBe(old.id); | ||
| // expect(products[0]).toBe(old); | ||
| // expect(products[0].orders).toBe(old.orders); | ||
| // | ||
| // // test M:N lazy load | ||
| // orm.em.clear(); | ||
| // let order = (await orm.em.findOne(Order, { products: product1.id }))!; | ||
| // expect(order.products.isInitialized()).toBe(false); | ||
| // await order.products.init(); | ||
| // expect(order.products.isInitialized()).toBe(true); | ||
| // expect(order.products.count()).toBe(2); | ||
| // expect(order.products.getItems()[0]).toBeInstanceOf(Product); | ||
| // expect(order.products.getItems()[0].id).toBeDefined(); | ||
| // expect(wrap(order.products.getItems()[0]).isInitialized()).toBe(true); | ||
| // | ||
| // // test collection CRUD | ||
| // // remove | ||
| // expect(order.products.count()).toBe(2); | ||
| // order.products.remove(t => t.id === product1.id); // we need to get reference as product1 is detached from current EM | ||
| // await orm.em.persistAndFlush(order); | ||
| // orm.em.clear(); | ||
| // order = (await orm.em.findOne(Order, order.uuid, { populate: ['products'] as const }))!; | ||
| // expect(order.products.count()).toBe(1); | ||
| // | ||
| // // add | ||
| // order.products.add(productRepository.getReference(product1.id)); // we need to get reference as product1 is detached from current EM | ||
| // order.products.add(new Product('fresh')); | ||
| // await orm.em.persistAndFlush(order); | ||
| // orm.em.clear(); | ||
| // order = (await orm.em.findOne(Order, order.uuid, { populate: ['products'] as const }))!; | ||
| // expect(order.products.count()).toBe(3); | ||
| // | ||
| // // contains | ||
| // expect(order.products.contains(productRepository.getReference(product1.id))).toBe(true); | ||
| // expect(order.products.contains(productRepository.getReference(product2.id))).toBe(false); | ||
| // expect(order.products.contains(productRepository.getReference(product3.id))).toBe(true); | ||
| // expect(order.products.contains(productRepository.getReference(product4.id))).toBe(false); | ||
| // expect(order.products.contains(productRepository.getReference(product5.id))).toBe(false); | ||
| // | ||
| // // removeAll | ||
| // order.products.removeAll(); | ||
| // await orm.em.persistAndFlush(order); | ||
| // orm.em.clear(); | ||
| // order = (await orm.em.findOne(Order, order.uuid, { populate: ['products'] as const }))!; | ||
| // expect(order.products.count()).toBe(0); | ||
| }); | ||
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| }); |