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feat: implement postgres ltree (#6480)
This new feature implements support for the postgres extension ltree Closes: #4193
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import {PrimaryGeneratedColumn} from "../../../../../src/decorator/columns/PrimaryGeneratedColumn"; | ||
import {Entity} from "../../../../../src/decorator/entity/Entity"; | ||
import {Column} from "../../../../../src/decorator/columns/Column"; | ||
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@Entity() | ||
export class Post { | ||
@PrimaryGeneratedColumn() | ||
id: number; | ||
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@Column("ltree", { | ||
nullable: false | ||
}) | ||
path: string; | ||
} |
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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"; | ||
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describe("ltree-postgres", () => { | ||
let connections: Connection[]; | ||
before(async () => { | ||
connections = await createTestingConnections({ | ||
entities: [__dirname + "/entity/*{.js,.ts}"], | ||
enabledDrivers: ["postgres"] | ||
}); | ||
}); | ||
beforeEach(() => reloadTestingDatabases(connections)); | ||
after(() => closeTestingConnections(connections)); | ||
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it("should create correct schema with Postgres' ltree 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 ltreeColumn = schema!.columns.find( | ||
tableColumn => | ||
tableColumn.name === "path" && | ||
tableColumn.type === "ltree" && | ||
!tableColumn.isArray | ||
); | ||
expect(ltreeColumn).to.not.be.undefined; | ||
}) | ||
)); | ||
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it("should persist ltree correctly", () => | ||
Promise.all( | ||
connections.map(async connection => { | ||
const path = 'News.Featured.Opinion'; | ||
const postRepo = connection.getRepository(Post); | ||
const post = new Post(); | ||
post.path = path; | ||
const persistedPost = await postRepo.save(post); | ||
const foundPost = await postRepo.findOne(persistedPost.id); | ||
expect(foundPost).to.exist; | ||
expect(foundPost!.path).to.deep.equal(path); | ||
}) | ||
)); | ||
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it("should update ltree correctly", () => | ||
Promise.all( | ||
connections.map(async connection => { | ||
const path = 'News.Featured.Opinion'; | ||
const path2 = 'News.Featured.Gossip'; | ||
const postRepo = connection.getRepository(Post); | ||
const post = new Post(); | ||
post.path = path; | ||
const persistedPost = await postRepo.save(post); | ||
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await postRepo.update( | ||
{ id: persistedPost.id }, | ||
{ path: path2 } | ||
); | ||
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const foundPost = await postRepo.findOne(persistedPost.id); | ||
expect(foundPost).to.exist; | ||
expect(foundPost!.path).to.deep.equal(path2); | ||
}) | ||
)); | ||
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it("should re-save ltree correctly", () => | ||
Promise.all( | ||
connections.map(async connection => { | ||
const path = 'News.Featured.Opinion'; | ||
const path2 = 'News.Featured.Gossip'; | ||
const postRepo = connection.getRepository(Post); | ||
const post = new Post(); | ||
post.path = path; | ||
const persistedPost = await postRepo.save(post); | ||
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persistedPost.path = path2; | ||
await postRepo.save(persistedPost); | ||
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const foundPost = await postRepo.findOne(persistedPost.id); | ||
expect(foundPost).to.exist; | ||
expect(foundPost!.path).to.deep.equal(path2); | ||
}) | ||
)); | ||
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it("should persist ltree correctly with trailing '.'", () => | ||
Promise.all( | ||
connections.map(async connection => { | ||
const path = 'News.Featured.Opinion.'; | ||
const postRepo = connection.getRepository(Post); | ||
const post = new Post(); | ||
post.path = path; | ||
const persistedPost = await postRepo.save(post); | ||
const foundPost = await postRepo.findOne(persistedPost.id); | ||
expect(foundPost).to.exist; | ||
expect(foundPost!.path).to.deep.equal('News.Featured.Opinion'); | ||
}) | ||
)); | ||
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it("should persist ltree correctly when containing spaces", () => | ||
Promise.all( | ||
connections.map(async connection => { | ||
const path = 'News.Featured Story.Opinion'; | ||
const postRepo = connection.getRepository(Post); | ||
const post = new Post(); | ||
post.path = path; | ||
const persistedPost = await postRepo.save(post); | ||
const foundPost = await postRepo.findOne(persistedPost.id); | ||
expect(foundPost).to.exist; | ||
expect(foundPost!.path).to.deep.equal('News.Featured_Story.Opinion'); | ||
}) | ||
)); | ||
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it("should be able to query ltree correctly", () => | ||
Promise.all( | ||
connections.map(async connection => { | ||
const path = 'News.Featured.Opinion'; | ||
const postRepo = connection.getRepository(Post); | ||
const post = new Post(); | ||
post.path = path; | ||
await postRepo.save(post); | ||
const foundPost = await postRepo.createQueryBuilder().where(`path ~ 'news@.*'`).getOne() | ||
expect(foundPost).to.exist; | ||
expect(foundPost!.path).to.deep.equal(path); | ||
}) | ||
)); | ||
}); | ||
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