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shrine-medco/apps/steward-app/node/node_modules/npm/test/tap/gently-rm-linked-module.js
63198c668de0release/1.23.1

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gently-rm-linked-module.js
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var common = require('../common-tap.js')
var basename = require('path').basename
var resolve = require('path').resolve
var fs = require('graceful-fs')
var test = require('tap').test
var rimraf = require('rimraf')
var Tacks = require('tacks')
var File = Tacks.File
var Dir = Tacks.Dir
var Symlink = Tacks.Symlink
var extend = Object.assign || require('util')._extend
var isWindows = require('../../lib/utils/is-windows.js')
var base = resolve(__dirname, basename(__filename, '.js'))
var fixture = new Tacks(Dir({
'working-dir': Dir({
'node_modules': Dir({}) // so it doesn't try to install into npm's own node_modules
}),
'test-module': Dir({
'package.json': File({
name: '@test/linked',
version: '1.0.0',
bin: {
linked: './index.js'
}
}),
'index.js': File("module.exports = function () { console.log('whoop whoop') }")
}),
'global-dir': Dir({}),
'linked-global-dir': Symlink('global-dir')
}))
var workingDir = resolve(base, 'working-dir')
var toInstall = resolve(base, 'test-module')
var linkedGlobal = resolve(base, 'linked-global-dir')
var env = extend({}, process.env)
// We set the global install location via env var here
// instead of passing it in via `--prefix` because
// `--prefix` ALSO changes the current package location.
// And we don't ue the PREFIX env var because
// npm_config_prefix takes precedence over it and is
// passed in when running from the npm test suite.
env.npm_config_prefix = linkedGlobal
var EXEC_OPTS = {
cwd: workingDir,
env: env
}
test('setup', function (t) {
cleanup()
setup()
t.end()
})
test('install and link', function (t) {
// link our test module into the global folder
common.npm(
[
'--loglevel', 'error',
'link',
toInstall
],
EXEC_OPTS,
function (er, code) {
if (er) throw er
t.is(code, 0, 'link succeeded')
var globalBin = resolve(linkedGlobal, isWindows ? '.' : 'bin', 'linked')
var globalModule = resolve(linkedGlobal, isWindows ? '.' : 'lib', 'node_modules', '@test', 'linked')
var localBin = resolve(workingDir, 'node_modules', '.bin', 'linked')
var localModule = resolve(workingDir, 'node_modules', '@test', 'linked')
try {
t.ok(fs.statSync(globalBin), 'global bin exists')
t.is(fs.lstatSync(globalModule).isSymbolicLink(), true, 'global module is link')
t.ok(fs.statSync(localBin), 'local bin exists')
t.is(fs.lstatSync(localModule).isSymbolicLink(), true, 'local module is link')
} catch (ex) {
t.ifError(ex, 'linking happened')
}
if (code !== 0) return t.end()
// and try removing it and make sure that succeeds
common.npm(
[
'--global',
'--loglevel', 'error',
'rm', '@test/linked'
],
EXEC_OPTS,
function (er, code) {
if (er) throw er
t.is(code, 0, 'rm succeeded')
t.throws(function () { fs.statSync(globalBin) }, 'global bin removed')
t.throws(function () { fs.statSync(globalModule) }, 'global module removed')
t.end()
}
)
}
)
})
test('cleanup', function (t) {
cleanup()
t.end()
})
function cleanup () {
fixture.remove(base)
rimraf.sync(base)
}
function setup () {
fixture.create(base)
}
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