import "reflect-metadata"
import { DataSource } from "../../../src"

import {
    createTestingConnections,
    closeTestingConnections,
} from "../../utils/test-utils"

import { Foo } from "./entity/foo.entity"

describe("github issues > #5132: Default of -1 (minus 1) generates useless migrations`", () => {
    describe("-1 (minus 1) in default value", () => {
        let connections: DataSource[]
        before(
            async () =>
                (connections = await createTestingConnections({
                    schemaCreate: false,
                    dropSchema: true,
                    entities: [Foo],
                    enabledDrivers: ["postgres", "cockroachdb"],
                })),
        )
        after(() => closeTestingConnections(connections))

        it("can recognize model changes", () =>
            Promise.all(
                connections.map(async (connection) => {
                    const sqlInMemory = await connection.driver
                        .createSchemaBuilder()
                        .log()

                    sqlInMemory.upQueries.length.should.be.greaterThan(0)
                    sqlInMemory.downQueries.length.should.be.greaterThan(0)
                }),
            ))

        it("does not generate when no model changes", () =>
            Promise.all(
                connections.map(async (connection) => {
                    await connection.driver.createSchemaBuilder().build()

                    const sqlInMemory = await connection.driver
                        .createSchemaBuilder()
                        .log()

                    sqlInMemory.upQueries.length.should.be.equal(0)
                    sqlInMemory.downQueries.length.should.be.equal(0)
                }),
            ))
    })
})