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feat: add multi-dimensional cube support for PostgreSQL (typeorm#4378)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,116 @@ | ||
| import "reflect-metadata"; | ||
| import { expect } from "chai"; | ||
| import { Connection } from "../../../../src/connection/Connection"; | ||
| import { | ||
| closeTestingConnections, | ||
| createTestingConnections, | ||
| reloadTestingDatabases | ||
| } from "../../../utils/test-utils"; | ||
| import { Post } from "./entity/Post"; | ||
|
|
||
| describe("cube-postgres", () => { | ||
| let connections: Connection[]; | ||
| before(async () => { | ||
| connections = await createTestingConnections({ | ||
| entities: [__dirname + "/entity/*{.js,.ts}"], | ||
| enabledDrivers: ["postgres"] | ||
| }); | ||
| }); | ||
| beforeEach(() => reloadTestingDatabases(connections)); | ||
| after(() => closeTestingConnections(connections)); | ||
|
|
||
| it("should create correct schema with Postgres' cube type", () => | ||
| Promise.all( | ||
| connections.map(async connection => { | ||
| const queryRunner = connection.createQueryRunner(); | ||
| const schema = await queryRunner.getTable("post"); | ||
| await queryRunner.release(); | ||
| expect(schema).not.to.be.undefined; | ||
| const cubeColumn = schema!.columns.find( | ||
| tableColumn => | ||
| tableColumn.name === "color" && | ||
| tableColumn.type === "cube" | ||
| ); | ||
| expect(cubeColumn).to.not.be.undefined; | ||
| }) | ||
| )); | ||
|
|
||
| it("should persist cube correctly", () => | ||
| Promise.all( | ||
| connections.map(async connection => { | ||
| const color = [255, 0, 0]; | ||
| const postRepo = connection.getRepository(Post); | ||
| const post = new Post(); | ||
| post.color = color; | ||
| const persistedPost = await postRepo.save(post); | ||
| const foundPost = await postRepo.findOne(persistedPost.id); | ||
| expect(foundPost).to.exist; | ||
| expect(foundPost!.color).to.deep.equal(color); | ||
| }) | ||
| )); | ||
|
|
||
| it("should update cube correctly", () => | ||
| Promise.all( | ||
| connections.map(async connection => { | ||
| const color = [255, 0, 0]; | ||
| const color2 = [0, 255, 0]; | ||
| const postRepo = connection.getRepository(Post); | ||
| const post = new Post(); | ||
| post.color = color; | ||
| const persistedPost = await postRepo.save(post); | ||
|
|
||
| await postRepo.update( | ||
| { id: persistedPost.id }, | ||
| { color: color2 } | ||
| ); | ||
|
|
||
| const foundPost = await postRepo.findOne(persistedPost.id); | ||
| expect(foundPost).to.exist; | ||
| expect(foundPost!.color).to.deep.equal(color2); | ||
| }) | ||
| )); | ||
|
|
||
| it("should re-save cube correctly", () => | ||
| Promise.all( | ||
| connections.map(async connection => { | ||
| const color = [255, 0, 0]; | ||
| const color2 = [0, 255, 0]; | ||
| const postRepo = connection.getRepository(Post); | ||
| const post = new Post(); | ||
| post.color = color; | ||
| const persistedPost = await postRepo.save(post); | ||
|
|
||
| persistedPost.color = color2; | ||
| await postRepo.save(persistedPost); | ||
|
|
||
| const foundPost = await postRepo.findOne(persistedPost.id); | ||
| expect(foundPost).to.exist; | ||
| expect(foundPost!.color).to.deep.equal(color2); | ||
| }) | ||
| )); | ||
|
|
||
| it("should be able to order cube by euclidean distance", () => | ||
| Promise.all( | ||
| connections.map(async connection => { | ||
| const color1 = [255, 0, 0]; | ||
| const color2 = [255, 255, 0]; | ||
| const color3 = [255, 255, 255]; | ||
|
|
||
| const post1 = new Post(); | ||
| post1.color = color1; | ||
| const post2 = new Post(); | ||
| post2.color = color2; | ||
| const post3 = new Post(); | ||
| post3.color = color3; | ||
| await connection.manager.save([post1, post2, post3]); | ||
|
|
||
| const posts = await connection.manager | ||
| .createQueryBuilder(Post, "post") | ||
| .orderBy("color <-> '(0, 255, 0)'", "DESC") | ||
| .getMany(); | ||
|
|
||
| const postIds = posts.map(post => post.id); | ||
| expect(postIds).to.deep.equal([post1.id, post3.id, post2.id]); | ||
| }) | ||
| )); | ||
| }); |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,15 @@ | ||
| import {PrimaryGeneratedColumn} from "../../../../../src/decorator/columns/PrimaryGeneratedColumn"; | ||
| import {Entity} from "../../../../../src/decorator/entity/Entity"; | ||
| import {Column} from "../../../../../src/decorator/columns/Column"; | ||
|
|
||
| @Entity() | ||
| export class Post { | ||
|
|
||
| @PrimaryGeneratedColumn() | ||
| id: number; | ||
|
|
||
| @Column("cube", { | ||
| nullable: true | ||
| }) | ||
| color: number[]; | ||
| } |