import "reflect-metadata"
import { DataSource } from "../../../src/data-source/DataSource"
import {
    closeTestingConnections,
    createTestingConnections,
    reloadTestingDatabases,
} from "../../utils/test-utils"

describe("query runner > create and drop database", () => {
    let connections: DataSource[]
    before(async () => {
        connections = await createTestingConnections({
            entities: [__dirname + "/entity/*{.js,.ts}"],
            enabledDrivers: ["mysql", "mssql", "cockroachdb", "postgres"],
            dropSchema: true,
        })
    })
    beforeEach(() => reloadTestingDatabases(connections))
    after(() => closeTestingConnections(connections))

    it("should correctly create and drop database and revert it", () =>
        Promise.all(
            connections.map(async (connection) => {
                const queryRunner = connection.createQueryRunner()

                await queryRunner.createDatabase("myTestDatabase", true)
                let hasDatabase = await queryRunner.hasDatabase(
                    "myTestDatabase",
                )
                hasDatabase.should.be.true

                await queryRunner.dropDatabase("myTestDatabase")
                hasDatabase = await queryRunner.hasDatabase("myTestDatabase")
                hasDatabase.should.be.false

                await queryRunner.executeMemoryDownSql()

                hasDatabase = await queryRunner.hasDatabase("myTestDatabase")
                hasDatabase.should.be.false

                await queryRunner.release()
            }),
        ))
})