import 'reflect-metadata';
import {
	closeTestingConnections,
	createTestingConnections,
	reloadTestingDatabases,
} from '../../utils/test-utils';
import { DataSource } from '../../../src/data-source/DataSource';
import { User } from './entity/User';
import { expect } from 'chai';
import { AccessToken } from './entity/AccessToken';

describe('github issues > #57 cascade insert not working with OneToOne relationship', () => {
	let connections: DataSource[];
	before(
		async () =>
			(connections = await createTestingConnections({
				entities: [__dirname + '/entity/*{.js,.ts}'],
			})),
	);
	beforeEach(() => reloadTestingDatabases(connections));
	after(() => closeTestingConnections(connections));

	// this test is no absolutely complete because cascade is now only allowed from one side of the relation

	it('should persist successfully from inverse side', () =>
		Promise.all(
			connections.map(async (connection) => {
				// create
				const token = new AccessToken();
				token.expireTime = 60000;
				const user = new User();
				user.email = 'mwelnick@test.com';
				user.access_token = token; // this is not necessary at all
				token.user = user; // this is necessary to cascades to work because we are saving token, not user

				// save
				await connection.getRepository(AccessToken).save(token);

				// get to check
				const tokens = await connection
					.getRepository(AccessToken)
					.createQueryBuilder('token')
					.innerJoinAndSelect('token.user', 'user')
					.getMany();

				expect(tokens).not.to.be.undefined;
				tokens.should.be.eql([
					{
						primaryKey: 1,
						expireTime: 60000,
						user: {
							primaryKey: 1,
							email: 'mwelnick@test.com',
						},
					},
				]);

				// get from inverse side and check
				const users = await connection
					.getRepository(User)
					.createQueryBuilder('user')
					.innerJoinAndSelect('user.access_token', 'token')
					.getMany();

				expect(users).not.to.be.undefined;
				users.should.be.eql([
					{
						primaryKey: 1,
						email: 'mwelnick@test.com',
						access_token: {
							primaryKey: 1,
							expireTime: 60000,
						},
					},
				]);
			}),
		));
});