update-files.test.ts

import { mkdir, readFile, rmdir, writeFile } from 'node:fs/promises'
import { join } from 'node:path'
import { cwd } from 'node:process'
import { afterEach, beforeEach, expect, it } from 'vitest'
import { Operation } from '../src/operation'
import { updateFiles } from '../src/update-files'

beforeEach(async () => {
  await mkdir(join(cwd(), 'test', 'update-files', 'testdata'), { recursive: true }).catch(() => { })
})

afterEach(async () => {
  await rmdir(join(cwd(), 'test', 'update-files', 'testdata'), { recursive: true }).catch(() => { })
})

it('should skip to modify the manifest file if version field is not specified', async () => {
  await writeFile(join(cwd(), 'test', 'update-files', 'testdata', 'package.json'), JSON.stringify({}), 'utf8')

  const operation = await Operation.start({
    cwd: join(cwd(), 'test', 'update-files', 'testdata'),
    currentVersion: '1.0.0',
  })

  operation.update({
    newVersion: '2.0.0',
  })

  await updateFiles(operation)
  const updatedPackageJSON = await readFile(join(cwd(), 'test', 'update-files', 'testdata', 'package.json'), 'utf8')
  expect(JSON.parse(updatedPackageJSON)).toMatchObject({})
})

it('should update the manifest file correctly', async () => {
  await writeFile(join(cwd(), 'test', 'update-files', 'testdata', 'package-lock.json'), JSON.stringify(
    {
      "name": "example",
      "version": "1.0.43",
      "lockfileVersion": 2,
      "requires": true,
      "packages": {
        "": {
          "name": "example",
          "version": "1.0.43",
          "hasInstallScript": true,
          "dependencies": {}
        }
      }
    }, null, 2
  ), 'utf8')

  const operation = await Operation.start({
    cwd: join(cwd(), 'test', 'update-files', 'testdata'),
    currentVersion: '1.0.0',
  })

  operation.update({
    newVersion: '2.0.0',
  })

  await updateFiles(operation)
  const updatedPackageJSON = await readFile(join(cwd(), 'test', 'update-files', 'testdata', 'package-lock.json'), 'utf8')
  expect(JSON.parse(updatedPackageJSON)).toMatchObject({
    "name": "example",
    "version": "2.0.0",
    "lockfileVersion": 2,
    "requires": true,
    "packages": {
      "": {
        "name": "example",
        "version": "2.0.0",
        "hasInstallScript": true,
        "dependencies": {}
      }
    }
  })
})