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const t = require('tap')
const { resolve } = require('path')
const fs = require('fs')
const Arborist = require('@npmcli/arborist')
const { fake: mockNpm } = require('../../fixtures/mock-npm')
const redactCwd = (path) => {
const normalizePath = p => p
.replace(/\\+/g, '/')
.replace(/\r\n/g, '\n')
return normalizePath(path)
.replace(new RegExp(normalizePath(process.cwd()), 'g'), '{CWD}')
}
t.cleanSnapshot = (str) => redactCwd(str)
const config = {}
const npm = mockNpm({
globalDir: null,
prefix: null,
config,
})
const printLinks = async (opts) => {
let res = ''
const arb = new Arborist(opts)
const tree = await arb.loadActual()
const linkedItems = [...tree.inventory.values()]
.sort((a, b) => a.pkgid.localeCompare(b.pkgid, 'en'))
for (const item of linkedItems) {
if (item.isLink) {
res += `${item.path} -> ${item.target.path}\n`
}
}
return res
}
const mocks = {
'../../../lib/utils/reify-output.js': async () => {},
}
const Link = t.mock('../../../lib/commands/link.js', mocks)
const link = new Link(npm)
t.test('link to globalDir when in current working dir of pkg and no args', async t => {
const testdir = t.testdir({
'global-prefix': {
lib: {
node_modules: {
a: {
'package.json': JSON.stringify({
name: 'a',
version: '1.0.0',
}),
},
},
},
},
'test-pkg-link': {
'package.json': JSON.stringify({
name: 'test-pkg-link',
version: '1.0.0',
}),
},
})
npm.globalDir = resolve(testdir, 'global-prefix', 'lib', 'node_modules')
npm.prefix = resolve(testdir, 'test-pkg-link')
await link.exec([])
const links = await printLinks({
path: resolve(npm.globalDir, '..'),
global: true,
})
t.matchSnapshot(links, 'should create a global link to current pkg')
})
t.test('link ws to globalDir when workspace specified and no args', async t => {
const testdir = t.testdir({
'global-prefix': {
lib: {
node_modules: {
a: {
'package.json': JSON.stringify({
name: 'a',
version: '1.0.0',
}),
},
},
},
},
'test-pkg-link': {
'package.json': JSON.stringify({
name: 'test-pkg-link',
version: '1.0.0',
workspaces: ['packages/*'],
}),
packages: {
a: {
'package.json': JSON.stringify({
name: 'a',
version: '1.0.0',
}),
},
},
},
})
npm.globalDir = resolve(testdir, 'global-prefix', 'lib', 'node_modules')
npm.prefix = resolve(testdir, 'test-pkg-link')
npm.localPrefix = resolve(testdir, 'test-pkg-link')
// link.workspaces = ['a']
// link.workspacePaths = [resolve(testdir, 'test-pkg-link/packages/a')]
await link.execWorkspaces([], ['a'])
const links = await printLinks({
path: resolve(npm.globalDir, '..'),
global: true,
})
t.matchSnapshot(links, 'should create a global link to current pkg')
})
t.test('link global linked pkg to local nm when using args', async t => {
const testdir = t.testdir({
'global-prefix': {
lib: {
node_modules: {
'@myscope': {
foo: {
'package.json': JSON.stringify({
name: '@myscope/foo',
version: '1.0.0',
}),
},
bar: {
'package.json': JSON.stringify({
name: '@myscope/bar',
version: '1.0.0',
}),
},
linked: t.fixture('symlink', '../../../../scoped-linked'),
},
a: {
'package.json': JSON.stringify({
name: 'a',
version: '1.0.0',
}),
},
b: {
'package.json': JSON.stringify({
name: 'b',
version: '1.0.0',
}),
},
'test-pkg-link': t.fixture('symlink', '../../../test-pkg-link'),
},
},
},
'test-pkg-link': {
'package.json': JSON.stringify({
name: 'test-pkg-link',
version: '1.0.0',
}),
},
'link-me-too': {
'package.json': JSON.stringify({
name: 'link-me-too',
version: '1.0.0',
}),
},
'scoped-linked': {
'package.json': JSON.stringify({
name: '@myscope/linked',
version: '1.0.0',
}),
},
'my-project': {
'package.json': JSON.stringify({
name: 'my-project',
version: '1.0.0',
dependencies: {
foo: '^1.0.0',
},
}),
node_modules: {
foo: {
'package.json': JSON.stringify({
name: 'foo',
version: '1.0.0',
}),
},
},
},
})
npm.globalDir = resolve(testdir, 'global-prefix', 'lib', 'node_modules')
npm.prefix = resolve(testdir, 'my-project')
const _cwd = process.cwd()
process.chdir(npm.prefix)
// installs examples for:
// - test-pkg-link: pkg linked to globalDir from local fs
// - @myscope/linked: scoped pkg linked to globalDir from local fs
// - @myscope/bar: prev installed scoped package available in globalDir
// - a: prev installed package available in globalDir
// - file:./link-me-too: pkg that needs to be reified in globalDir first
await link.exec([
'test-pkg-link',
'@myscope/linked',
'@myscope/bar',
'a',
'file:../link-me-too',
])
process.chdir(_cwd)
const links = await printLinks({
path: npm.prefix,
})
t.matchSnapshot(links, 'should create a local symlink to global pkg')
})
t.test('link global linked pkg to local workspace using args', async t => {
const testdir = t.testdir({
'global-prefix': {
lib: {
node_modules: {
'@myscope': {
foo: {
'package.json': JSON.stringify({
name: '@myscope/foo',
version: '1.0.0',
}),
},
bar: {
'package.json': JSON.stringify({
name: '@myscope/bar',
version: '1.0.0',
}),
},
linked: t.fixture('symlink', '../../../../scoped-linked'),
},
a: {
'package.json': JSON.stringify({
name: 'a',
version: '1.0.0',
}),
},
b: {
'package.json': JSON.stringify({
name: 'b',
version: '1.0.0',
}),
},
'test-pkg-link': t.fixture('symlink', '../../../test-pkg-link'),
},
},
},
'test-pkg-link': {
'package.json': JSON.stringify({
name: 'test-pkg-link',
version: '1.0.0',
}),
},
'link-me-too': {
'package.json': JSON.stringify({
name: 'link-me-too',
version: '1.0.0',
}),
},
'scoped-linked': {
'package.json': JSON.stringify({
name: '@myscope/linked',
version: '1.0.0',
}),
},
'my-project': {
'package.json': JSON.stringify({
name: 'my-project',
version: '1.0.0',
workspaces: ['packages/*'],
}),
packages: {
x: {
'package.json': JSON.stringify({
name: 'x',
version: '1.0.0',
dependencies: {
foo: '^1.0.0',
},
}),
},
},
node_modules: {
foo: {
'package.json': JSON.stringify({
name: 'foo',
version: '1.0.0',
}),
},
},
},
})
npm.globalDir = resolve(testdir, 'global-prefix', 'lib', 'node_modules')
npm.prefix = resolve(testdir, 'my-project')
npm.localPrefix = resolve(testdir, 'my-project')
const _cwd = process.cwd()
process.chdir(npm.prefix)
// installs examples for:
// - test-pkg-link: pkg linked to globalDir from local fs
// - @myscope/linked: scoped pkg linked to globalDir from local fs
// - @myscope/bar: prev installed scoped package available in globalDir
// - a: prev installed package available in globalDir
// - file:./link-me-too: pkg that needs to be reified in globalDir first
await link.execWorkspaces([
'test-pkg-link',
'@myscope/linked',
'@myscope/bar',
'a',
'file:../link-me-too',
], ['x'])
process.chdir(_cwd)
const links = await printLinks({
path: npm.prefix,
})
t.matchSnapshot(links, 'should create a local symlink to global pkg')
})
t.test('link pkg already in global space', async t => {
const testdir = t.testdir({
'global-prefix': {
lib: {
node_modules: {
'@myscope': {
linked: t.fixture('symlink', '../../../../scoped-linked'),
},
},
},
},
'scoped-linked': {
'package.json': JSON.stringify({
name: '@myscope/linked',
version: '1.0.0',
}),
},
'my-project': {
'package.json': JSON.stringify({
name: 'my-project',
version: '1.0.0',
}),
},
})
npm.globalDir = resolve(testdir, 'global-prefix', 'lib', 'node_modules')
npm.prefix = resolve(testdir, 'my-project')
npm.config.find = () => 'default'
const _cwd = process.cwd()
process.chdir(npm.prefix)
// installs examples for:
// - test-pkg-link: pkg linked to globalDir from local fs
// - @myscope/linked: scoped pkg linked to globalDir from local fs
// - @myscope/bar: prev installed scoped package available in globalDir
// - a: prev installed package available in globalDir
// - file:./link-me-too: pkg that needs to be reified in globalDir first
await link.exec(['@myscope/linked'])
process.chdir(_cwd)
npm.config.find = () => null
const links = await printLinks({
path: npm.prefix,
})
t.equal(
require(resolve(testdir, 'my-project', 'package.json')).dependencies,
undefined,
'should not save to package.json upon linking'
)
t.matchSnapshot(links, 'should create a local symlink to global pkg')
})
t.test('link pkg already in global space when prefix is a symlink', async t => {
const testdir = t.testdir({
'global-prefix': t.fixture('symlink', './real-global-prefix'),
'real-global-prefix': {
lib: {
node_modules: {
'@myscope': {
linked: t.fixture('symlink', '../../../../scoped-linked'),
},
},
},
},
'scoped-linked': {
'package.json': JSON.stringify({
name: '@myscope/linked',
version: '1.0.0',
}),
},
'my-project': {
'package.json': JSON.stringify({
name: 'my-project',
version: '1.0.0',
}),
},
})
npm.globalDir = resolve(testdir, 'global-prefix', 'lib', 'node_modules')
npm.prefix = resolve(testdir, 'my-project')
npm.config.find = () => 'default'
const _cwd = process.cwd()
process.chdir(npm.prefix)
await link.exec(['@myscope/linked'])
process.chdir(_cwd)
npm.config.find = () => null
const links = await printLinks({
path: npm.prefix,
})
t.equal(
require(resolve(testdir, 'my-project', 'package.json')).dependencies,
undefined,
'should not save to package.json upon linking'
)
t.matchSnapshot(links, 'should create a local symlink to global pkg')
})
t.test('should not prune dependencies when linking packages', async t => {
const testdir = t.testdir({
'global-prefix': {
lib: {
node_modules: {
linked: t.fixture('symlink', '../../../linked'),
},
},
},
linked: {
'package.json': JSON.stringify({
name: 'linked',
version: '1.0.0',
}),
},
'my-project': {
node_modules: {
foo: {
'package.json': JSON.stringify({ name: 'foo', version: '1.0.0' }),
},
},
'package.json': JSON.stringify({
name: 'my-project',
version: '1.0.0',
}),
},
})
npm.globalDir = resolve(testdir, 'global-prefix', 'lib', 'node_modules')
npm.prefix = resolve(testdir, 'my-project')
const _cwd = process.cwd()
process.chdir(npm.prefix)
await link.exec(['linked'])
t.ok(
fs.statSync(resolve(testdir, 'my-project/node_modules/foo')),
'should not prune any extraneous dep when running npm link'
)
process.chdir(_cwd)
})
t.test('completion', async t => {
const testdir = t.testdir({
'global-prefix': {
lib: {
node_modules: {
foo: {},
bar: {},
lorem: {},
ipsum: {},
},
},
},
})
npm.globalDir = resolve(testdir, 'global-prefix', 'lib', 'node_modules')
const words = await link.completion({})
t.same(
words,
['bar', 'foo', 'ipsum', 'lorem'],
'should list all package names available in globalDir'
)
})
t.test('--global option', async t => {
t.teardown(() => {
npm.config = _config
})
const _config = npm.config
npm.config = { get () {
return true
} }
await t.rejects(
link.exec([]),
/link should never be --global/,
'should throw an useful error'
)
})
t.test('hash character in working directory path', async t => {
const testdir = t.testdir({
'global-prefix': {
lib: {
node_modules: {
a: {
'package.json': JSON.stringify({
name: 'a',
version: '1.0.0',
}),
},
},
},
},
'i_like_#_in_my_paths': {
'test-pkg-link': {
'package.json': JSON.stringify({
name: 'test-pkg-link',
version: '1.0.0',
}),
},
},
})
npm.globalDir = resolve(testdir, 'global-prefix', 'lib', 'node_modules')
npm.prefix = resolve(testdir, 'i_like_#_in_my_paths', 'test-pkg-link')
link.workspacePaths = null
await link.exec([])
const links = await printLinks({
path: resolve(npm.globalDir, '..'),
global: true,
})
t.matchSnapshot(links, 'should create a global link to current pkg, even within path with hash')
})
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