hunk.code_window:     "is-ci": "^1.0.10",
       "isexe": "^2.0.0",
       "mkdirp": "^0.5.1",
       "npm-run-all": "^4.0.1",
       "pnpm-registry-mock": "^1.7.0",
       "read-pkg": "^2.0.0",
       "rimraf": "^2.5.4",
       "sepia": "^2.0.2",
       "sinon": "^2.4.1",
  
hunk.labels: keep keep keep keep replace keep keep keep keep
hunk.after_edit:     "pnpm-registry-mock": "^1.8.0",
  
hunk.file_path: test/package.json
hunk.type: replace
file: import tape = require('tape')
  import promisifyTape from 'tape-promise'
  import path = require('path')
  import exists = require('path-exists')
  import {installPkgs, install} from '../../src'
  import {
    prepare,
    testDefaults,
  } from '../utils'
  import deepRequireCwd = require('deep-require-cwd')
  import rimraf = require('rimraf-then')
  import sinon = require('sinon')
  import loadJsonFile = require('load-json-file')
  
  const test = promisifyTape(tape)
  const NM = 'node_modules'
  
  test("don't fail when peer dependency is fetched from GitHub", t => {
    const project = prepare(t)
    return installPkgs(['test-pnpm-peer-deps'], testDefaults())
  })
  
  test('peer dependency is grouped with dependency when peer is resolved not from a top dependency', async (t: tape.Test) => {
    const project = prepare(t)
    const opts = testDefaults()
    await installPkgs(['using-ajv'], opts)
  
    t.ok(await exists(path.join(NM, '.localhost+4873', 'ajv-keywords', '1.5.0', 'ajv@4.10.4', NM, 'ajv')), 'peer dependency is linked')
    t.equal(deepRequireCwd(['using-ajv', 'ajv-keywords', 'ajv', './package.json']).version, '4.10.4')
  
    const storeIndex = await loadJsonFile(path.join(opts.store, '2', 'store.json'))
    t.ok(storeIndex['localhost+4873/ajv-keywords/1.5.0'], 'localhost+4873/ajv-keywords/1.5.0 added to store index')
    t.ok(storeIndex['localhost+4873/using-ajv/1.0.0'], 'localhost+4873/using-ajv/1.0.0 added to store index')
  
    // testing that peers are reinstalled correctly using info from the shrinkwrap file
    await rimraf('node_modules')
    await rimraf(path.resolve('..', '.store'))
    await install(opts)
  
    t.ok(await exists(path.join(NM, '.localhost+4873', 'ajv-keywords', '1.5.0', 'ajv@4.10.4', NM, 'ajv')), 'peer dependency is linked')
    t.equal(deepRequireCwd(['using-ajv', 'ajv-keywords', 'ajv', './package.json']).version, '4.10.4')
  })
  
  test('peer dependency is not grouped with dependent when the peer is a top dependency', async (t: tape.Test) => {
    const project = prepare(t)
  
    const reporter = sinon.spy()
  
    await installPkgs(['ajv@4.10.4', 'ajv-keywords@1.5.0'], testDefaults({reporter}))
  
    t.notOk(reporter.calledWithMatch({
      message: 'localhost+4873/ajv-keywords/1.5.0 requires a peer of ajv@>=4.10.0 but none was installed.',
    }), 'no warning is logged about unresolved peer dep')
  
    t.ok(await exists(path.join(NM, '.localhost+4873', 'ajv-keywords', '1.5.0', NM, 'ajv-keywords')), 'dependent is at the normal location')
  })
  
  test('warning is reported when cannot resolve peer dependency', async (t: tape.Test) => {
    const project = prepare(t)
  
    const reporter = sinon.spy()
  
    await installPkgs(['ajv-keywords@1.5.0'], testDefaults({reporter}))
  
    const expectedMessage = 'localhost+4873/ajv-keywords/1.5.0 requires a peer of ajv@>=4.10.0 but none was installed.'
    const logMatcher = sinon.match({message: expectedMessage})
    const reportedTimes = reporter.withArgs(logMatcher).callCount
  
    t.equal(reportedTimes, 1, 'warning is logged (once) about unresolved peer dep')
  })
  
  test('top peer dependency is not linked on subsequent install', async (t: tape.Test) => {
    const project = prepare(t)
  
    await installPkgs(['ajv@4.10.4'], testDefaults())
  
    await installPkgs(['ajv-keywords@1.5.0'], testDefaults())
  
    t.ok(await exists(path.join(NM, '.localhost+4873', 'ajv-keywords', '1.5.0', NM, 'ajv-keywords')), 'dependent is at the normal location')
    t.notOk(await exists(path.join(NM, '.localhost+4873', 'ajv-keywords', '1.5.0', 'ajv@4.10.4', NM, 'ajv')), 'peer dependency is not linked')
  })
  
  async function okFile (t: tape.Test, filename: string) {
    t.ok(await exists(filename), `exists ${filename}`)
  }
  
  test('peer dependencies are linked when running two separate named installations', async (t: tape.Test) => {
    const project = prepare(t)
    await installPkgs(['abc-grand-parent-with-c', 'peer-c@2.0.0'], testDefaults())
    await installPkgs(['abc-parent-with-ab'], testDefaults())
  
    const pkgVariationsDir = path.join(NM, '.localhost+4873', 'abc', '1.0.0')
  
    const pkgVariation1 = path.join(pkgVariationsDir, 'peer-a@1.0.0+peer-b@1.0.0+peer-c@1.0.0', NM)
    await okFile(t, path.join(pkgVariation1, 'abc'))
    await okFile(t, path.join(pkgVariation1, 'peer-a'))
    await okFile(t, path.join(pkgVariation1, 'peer-b'))
    await okFile(t, path.join(pkgVariation1, 'peer-c'))
    await okFile(t, path.join(pkgVariation1, 'dep-of-pkg-with-1-dep'))
  
    const pkgVariation2 = path.join(pkgVariationsDir, 'peer-a@1.0.0+peer-b@1.0.0', NM)
    await okFile(t, path.join(pkgVariation2, 'abc'))
    await okFile(t, path.join(pkgVariation2, 'peer-a'))
    await okFile(t, path.join(pkgVariation2, 'peer-b'))
    await okFile(t, path.join(pkgVariation2, 'dep-of-pkg-with-1-dep'))
  
    t.equal(deepRequireCwd(['abc-parent-with-ab', 'abc', 'peer-c', './package.json']).version, '2.0.0')
    t.equal(deepRequireCwd(['abc-grand-parent-with-c', 'abc-parent-with-ab', 'abc', 'peer-c', './package.json']).version, '1.0.0')
  })
  
  test['skip']('peer dependencies are linked', async (t: tape.Test) => {
    const project = prepare(t, {
      dependencies: {
        'abc-grand-parent-with-c': '*',
        'peer-c': '2.0.0',
      },
      devDependencies: {
        'abc-parent-with-ab': '*',
      },
    })
    await install(testDefaults())
  
    const pkgVariationsDir = path.join(NM, '.localhost+4873', 'abc', '1.0.0')
  
    const pkgVariation1 = path.join(pkgVariationsDir, 'peer-a@1.0.0+peer-b@1.0.0+peer-c@1.0.0', NM)
    await okFile(t, path.join(pkgVariation1, 'abc'))
    await okFile(t, path.join(pkgVariation1, 'peer-a'))
    await okFile(t, path.join(pkgVariation1, 'peer-b'))
    await okFile(t, path.join(pkgVariation1, 'peer-c'))
    await okFile(t, path.join(pkgVariation1, 'dep-of-pkg-with-1-dep'))
  
    const pkgVariation2 = path.join(pkgVariationsDir, 'peer-a@1.0.0+peer-b@1.0.0', NM)
    await okFile(t, path.join(pkgVariation2, 'abc'))
    await okFile(t, path.join(pkgVariation2, 'peer-a'))
    await okFile(t, path.join(pkgVariation2, 'peer-b'))
    await okFile(t, path.join(pkgVariation2, 'dep-of-pkg-with-1-dep'))
  
    t.equal(deepRequireCwd(['abc-parent-with-ab', 'abc', 'peer-c', './package.json']).version, '2.0.0')
    t.equal(deepRequireCwd(['abc-grand-parent-with-c', 'abc-parent-with-ab', 'abc', 'peer-c', './package.json']).version, '1.0.0')
  
    const shr = await project.loadShrinkwrap()
    t.ok(shr.packages['/abc-parent-with-ab/1.0.0/peer-a@1.0.0+peer-b@1.0.0'].dev, 'the dev resolution set is marked as dev in shrinkwrap.yaml')
  })
  
  test('scoped peer dependency is linked', async (t: tape.Test) => {
    const project = prepare(t)
    await installPkgs(['for-testing-scoped-peers'], testDefaults())
  
    const pkgVariation = path.join(NM, '.localhost+4873', '@having', 'scoped-peer', '1.0.0', '@scoped!peer@1.0.0', NM)
    await okFile(t, path.join(pkgVariation, '@having', 'scoped-peer'))
    await okFile(t, path.join(pkgVariation, '@scoped', 'peer'))
  })
  
  test('peer bins are linked', async (t: tape.Test) => {
    const project = prepare(t)
  
    await installPkgs(['for-testing-peers-having-bins'], testDefaults())
  
    const pkgVariation = path.join('.localhost+4873', 'pkg-with-peer-having-bin', '1.0.0', 'peer-with-bin@1.0.0', NM)
  
    await project.isExecutable(path.join(pkgVariation, 'pkg-with-peer-having-bin', NM, '.bin', 'peer-with-bin'))
  
    await project.isExecutable(path.join(pkgVariation, 'pkg-with-peer-having-bin', NM, '.bin', 'hello-world-js-bin'))
  })
  
  test('run pre/postinstall scripts of each variations of packages with peer dependencies', async (t: tape.Test) => {
    const project = prepare(t)
    await installPkgs(['parent-of-pkg-with-events-and-peers', 'pkg-with-events-and-peers', 'peer-c@2.0.0'], testDefaults())
  
    const pkgVariation1 = path.join(NM, '.localhost+4873', 'pkg-with-events-and-peers', '1.0.0', 'peer-c@1.0.0', NM)
    await okFile(t, path.join(pkgVariation1, 'pkg-with-events-and-peers', 'generated-by-preinstall.js'))
    await okFile(t, path.join(pkgVariation1, 'pkg-with-events-and-peers', 'generated-by-postinstall.js'))
  
    const pkgVariation2 = path.join(NM, '.localhost+4873', 'pkg-with-events-and-peers', '1.0.0', NM)
    await okFile(t, path.join(pkgVariation2, 'pkg-with-events-and-peers', 'generated-by-preinstall.js'))
    await okFile(t, path.join(pkgVariation2, 'pkg-with-events-and-peers', 'generated-by-postinstall.js'))
  })
  
  test('package that resolves its own peer dependency', async (t: tape.Test) => {
    // TODO: investigate how npm behaves in such situations
    // should there be a warning printed?
    // does it currently print a warning that peer dependency is not resolved?
  
    const project = prepare(t)
    await installPkgs(['pkg-with-resolved-peer', 'peer-c@2.0.0'], testDefaults())
  
    t.equal(deepRequireCwd(['pkg-with-resolved-peer', 'peer-c', './package.json']).version, '1.0.0')
  
    t.ok(await exists(path.join(NM, '.localhost+4873', 'pkg-with-resolved-peer', '1.0.0', NM, 'pkg-with-resolved-peer')))
  })
  
  test('own peer installed in root as well is linked to root', async function (t: tape.Test) {
    const project = prepare(t)
  
    await installPkgs(['is-negative@kevva/is-negative#2.1.0', 'peer-deps-in-child-pkg'], testDefaults())
  
    t.ok(deepRequireCwd.silent(['is-negative', './package.json']), 'is-negative is linked to root')
  })
  