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test: add tests for aliases
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‎test/tap/aliases.js‎

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'use strict'
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const BB = require('bluebird')
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const common = require('../common-tap.js')
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const fs = require('graceful-fs')
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const mockTar = require('../util/mock-tarball.js')
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const mr = common.fakeRegistry.compat
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const path = require('path')
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const rimraf = BB.promisify(require('rimraf'))
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const Tacks = require('tacks')
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const { test } = require('tap')
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const { Dir, File } = Tacks
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const readdirAsync = BB.promisify(fs.readdir)
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const readFileAsync = BB.promisify(fs.readFile)
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const testDir = path.join(__dirname, path.basename(__filename, '.js'))
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let server
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test('setup', t => {
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mr({}, (err, s) => {
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t.ifError(err, 'registry mocked successfully')
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server = s
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t.end()
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})
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})
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test('installs an npm: protocol alias package', t => {
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const fixture = new Tacks(Dir({
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'package.json': File({})
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}))
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fixture.create(testDir)
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const packument = {
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name: 'foo',
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'dist-tags': { latest: '1.2.4' },
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versions: {
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'1.2.3': {
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name: 'foo',
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version: '1.2.3',
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dist: {
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tarball: `${server.registry}/foo/-/foo-1.2.3.tgz`
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}
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},
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'1.2.4': {
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name: 'foo',
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version: '1.2.4',
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dist: {
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tarball: `${server.registry}/foo/-/foo-1.2.4.tgz`
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}
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}
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}
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}
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server.get('/foo').reply(200, packument)
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return mockTar({
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'package.json': JSON.stringify({
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name: 'foo',
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version: '1.2.3'
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})
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}).then(tarball => {
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server.get('/foo/-/foo-1.2.3.tgz').reply(200, tarball)
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server.get('/foo/-/foo-1.2.4.tgz').reply(200, tarball)
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return common.npm([
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'install', 'bar@npm:foo@1.2.3', 'foo@1.2.4',
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'--cache', path.join(testDir, 'npmcache'),
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'--registry', server.registry
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], { cwd: testDir })
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}).then(([code, stdout, stderr]) => {
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t.equal(code, 0)
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t.comment(stdout)
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t.comment(stderr)
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t.match(stdout, /\+ foo@1\.2\.3 \(as bar\)/, 'useful message')
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return readFileAsync(
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path.join(testDir, 'node_modules', 'bar', 'package.json'),
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'utf8'
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)
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}).then(JSON.parse).then(pkg => {
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t.similar(pkg, {
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name: 'foo',
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version: '1.2.3'
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}, 'successfully installed foo as bar in node_modules')
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return common.npm(['ls'], { cwd: testDir })
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}).then(([code, stdout, stderr]) => {
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t.comment(stdout)
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t.comment(stderr)
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t.match(stdout, /bar@npm:foo@1.2.3/, 'npm ls prints it correctly')
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return common.npm([
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'outdated', '--json',
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'--registry', server.registry
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], { cwd: testDir })
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}).then(([code, stdout, stderr]) => {
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t.equal(code, 0, 'outdated succeeded')
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t.comment(stdout)
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t.comment(stderr)
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return common.npm([
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'rm', 'bar',
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'--registry', server.registry
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], { cwd: testDir })
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}).then(([code, stdout, stderr]) => {
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t.equal(code, 0, 'rm succeeded')
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t.comment(stdout)
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t.comment(stderr)
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t.match(stdout, 'removed 1 package', 'notified of removed package')
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return readdirAsync(path.join(testDir, 'node_modules'))
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}).then(dir => {
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t.deepEqual(dir, ['foo'], 'regular foo left in place')
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}).then(() => rimraf(testDir))
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})
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test('installs a tarball dep as a different name than package.json', t => {
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return mockTar({
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'package.json': JSON.stringify({
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name: 'foo',
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version: '1.2.3'
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})
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}).then(tarball => {
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const fixture = new Tacks(Dir({
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'package.json': File({}),
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'foo.tgz': File(tarball)
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}))
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fixture.create(testDir)
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return common.npm([
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'install', 'bar@file:foo.tgz',
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'--cache', path.join(testDir, 'npmcache'),
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'--registry', server.registry
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], { cwd: testDir })
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}).then(([code, stdout, stderr]) => {
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t.comment(stdout)
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t.comment(stderr)
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t.match(stdout, /^\+ foo@1\.2\.3 \(as bar\)/, 'useful message')
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return readFileAsync(
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path.join(testDir, 'node_modules', 'bar', 'package.json'),
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'utf8'
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)
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}).then(JSON.parse).then(pkg => {
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t.similar(pkg, {
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name: 'foo',
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version: '1.2.3'
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}, 'successfully installed foo as bar in node_modules')
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return common.npm(['ls'], { cwd: testDir })
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}).then(([code, stdout, stderr]) => {
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t.comment(stdout)
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t.comment(stderr)
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t.match(stdout, /bar@file:foo.tgz/, 'npm ls prints it correctly')
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}).then(() => rimraf(testDir))
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})
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test('installs a symlink dep as a different name than package.json', t => {
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const fixture = new Tacks(Dir({
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'package.json': File({}),
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'foo': Dir({
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'package.json': File({
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name: 'foo',
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version: '1.2.3'
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})
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})
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}))
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fixture.create(testDir)
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return common.npm([
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'install', 'bar@file:foo',
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'--cache', path.join(testDir, 'npmcache'),
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'--registry', server.registry
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], { cwd: testDir }).then(([code, stdout, stderr]) => {
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t.comment(stdout)
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t.comment(stderr)
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t.match(stdout, /^\+ foo@1\.2\.3 \(as bar\)/, 'useful message')
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return readFileAsync(
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path.join(testDir, 'node_modules', 'bar', 'package.json'),
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'utf8'
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)
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}).then(JSON.parse).then(pkg => {
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t.similar(pkg, {
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name: 'foo',
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version: '1.2.3'
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}, 'successfully installed foo as bar in node_modules')
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}).then(() => rimraf(testDir))
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})
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test('cleanup', t => {
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server.close()
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return rimraf(testDir)
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})

‎test/util/mock-tarball.js‎

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'use strict'
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const BB = require('bluebird')
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const getStream = require('get-stream')
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const pipeline = require('mississippi').pipeline
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const tar = require('tar-stream')
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const zlib = require('zlib')
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module.exports = makeTarball
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function makeTarball (files, opts) {
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opts = opts || {}
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const pack = tar.pack()
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Object.keys(files).forEach(function (filename) {
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const entry = files[filename]
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pack.entry({
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name: (opts.noPrefix ? '' : 'package/') + filename,
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type: entry.type,
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size: entry.size,
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mode: entry.mode,
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mtime: entry.mtime || new Date(0),
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linkname: entry.linkname,
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uid: entry.uid,
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gid: entry.gid,
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uname: entry.uname,
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gname: entry.gname
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}, typeof files[filename] === 'string'
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? files[filename]
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: files[filename].data)
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})
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pack.finalize()
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return BB.try(() => {
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if (opts.stream && opts.gzip) {
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return pipeline(pack, zlib.createGzip())
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} else if (opts.stream) {
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return pack
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} else {
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return getStream.buffer(pack).then(ret => {
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if (opts.gzip) {
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return BB.fromNode(cb => zlib.gzip(ret, cb))
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} else {
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return ret
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}
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})
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}
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})
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}

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