import "reflect-metadata";
import {closeTestingConnections, createTestingConnections, reloadTestingDatabases} from "../../utils/test-utils";
import {Connection} from "../../../src/connection/Connection";
import {Post} from "./entity/Post";
import {Category} from "./entity/Category";

describe("other issues > update relational column on relation change", () => {

    let connections: Connection[];
    before(async () => connections = await createTestingConnections({
        entities: [__dirname + "/entity/*{.js,.ts}"],
    }));
    beforeEach(() => reloadTestingDatabases(connections));
    after(() => closeTestingConnections(connections));

    it("should update relational column when relation is inserted", () => Promise.all(connections.map(async function(connection) {

        const category1 = new Category();
        category1.name = "category #1";

        const category2 = new Category();
        category2.name = "category #1";

        const post = new Post();
        post.title = "about categories";
        post.categories = [category1, category2];
        await connection.manager.save(post);

        category1.postId.should.be.equal(1);
        category2.postId.should.be.equal(1);

        const post2 = new Post();
        post2.title = "post #2";
        await connection.manager.save(post2);

        const post3 = new Post();
        post3.title = "post #2";
        await connection.manager.save(post3);

        category1.post = post2;
        category2.post = post3;
        await connection.manager.save([category1, category2]);

        category1.postId.should.be.equal(2);
        category2.postId.should.be.equal(3);
    })));

});