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

describe('github issues > #752 postgres - count query fails for empty table', () => {
	let connections: DataSource[];
	before(
		async () =>
			(connections = await createTestingConnections({
				entities: [__dirname + '/entity/*{.js,.ts}'],
			})),
	);
	beforeEach(() => reloadTestingDatabases(connections));
	after(() => closeTestingConnections(connections));

	it("should return user by a given email and proper escape 'user' keyword", () =>
		Promise.all(
			connections.map(async (connection) => {
				const product = new Product();
				product.name = 'Apple';
				product.productVersionId = 1;
				await connection.manager.save(product);

				const count = await connection.getRepository(Product).countBy({ productVersionId: 1 });
				count.should.be.equal(1);
			}),
		));
});