hunk.code_window:   const _ = require(path.join(process.cwd(), 'node_modules', 'magic-hook', 'package.json'))
     t.ok(_.version === '0.1.0', 'magic-hook is 0.1.0')
   })
   test('forcing', async function (t) {
     prepare()
     await installPkgs(['magic-hook@2.0.0'])
  
hunk.labels: keep keep keep add keep keep keep keep
hunk.after_edit: test('overwriting (is-positive@3.0.0 with is-positive@latest)', async function (t) {
     prepare()
     await installPkgs(['is-positive@3.0.0'], {save: true})
     let _ = await exists(path.join(process.cwd(), 'node_modules/.store/is-positive@3.0.0'))
     t.ok(_, 'magic-hook@3.0.0 exists')
     await installPkgs(['is-positive@latest'], {save: true})
     _ = await exists(path.join(process.cwd(), 'node_modules/.store/is-positive@3.1.0'))
     t.ok(_, 'magic-hook@3.1.0 exists after installing the latest')
   })
  
hunk.file_path: test/install.ts
hunk.type: add
file: 'use strict'
  exports.sum = require('sum')
  