update packages to latest version

node_modules/npm/test/tap/update-save.js

@@ -0,0 +1,219 @@
+var fs = require('graceful-fs')
+var path = require('path')
+
+var mkdirp = require('mkdirp')
+var mr = require('npm-registry-mock')
+var osenv = require('osenv')
+var rimraf = require('rimraf')
+var test = require('tap').test
+
+var common = require('../common-tap.js')
+var server
+
+var pkg = path.resolve(__dirname, 'update-save')
+var cache = path.resolve(pkg, 'cache')
+
+var EXEC_OPTS = {
+  cwd: pkg,
+  stdio: 'ignore',
+  env: {
+    npm_config_registry: common.registry,
+    npm_config_loglevel: 'verbose',
+    npm_config_save_prefix: '^'
+  }
+}
+
+var json = {
+  name: 'update-save-example',
+  version: '1.2.3',
+  dependencies: {
+    mkdirp: '~0.3.0'
+  },
+  devDependencies: {
+    underscore: '~1.3.1'
+  }
+}
+
+function clone (a) {
+  return extend({}, a)
+}
+
+function extend (a, b) {
+  for (var key in b) { a[key] = b[key] }
+  return a
+}
+
+test('setup', function (t) {
+  setup()
+
+  mr({ port: common.port }, function (er, s) {
+    t.ifError(er)
+    server = s
+    t.end()
+  })
+})
+
+test('update regular dependencies only', function (t) {
+  setup()
+
+  common.npm(['update', '--save'], EXEC_OPTS, function (err, code) {
+    t.ifError(err)
+    t.notOk(code, 'npm update exited with code 0')
+
+    var pkgdata = JSON.parse(fs.readFileSync(path.join(pkg, 'package.json'), 'utf8'))
+    t.deepEqual(
+      pkgdata.dependencies,
+      { mkdirp: '^0.3.5' },
+      'only dependencies updated'
+    )
+    t.deepEqual(
+      pkgdata.devDependencies,
+      json.devDependencies,
+      'dev dependencies should be untouched'
+    )
+    t.deepEqual(
+      pkgdata.optionalDependencies,
+      json.optionalDependencies,
+      'optional dependencies should be untouched'
+    )
+
+    t.end()
+  })
+})
+
+test('update devDependencies only', function (t) {
+  setup()
+
+  common.npm(['update', '--save-dev'], EXEC_OPTS, function (err, code) {
+    t.ifError(err)
+    t.notOk(code, 'npm update exited with code 0')
+
+    var pkgdata = JSON.parse(fs.readFileSync(path.join(pkg, 'package.json'), 'utf8'))
+    t.deepEqual(
+      pkgdata.dependencies,
+      json.dependencies,
+      'dependencies should be untouched'
+    )
+    t.deepEqual(
+      pkgdata.devDependencies,
+      { underscore: '^1.3.3' },
+      'dev dependencies should be updated'
+    )
+    t.deepEqual(
+      pkgdata.optionalDependencies,
+      json.optionalDependencies,
+      'optional dependencies should be untouched'
+    )
+
+    t.end()
+  })
+})
+
+test('update optionalDependencies only', function (t) {
+  setup({ optionalDependencies: { underscore: '~1.3.1' } })
+
+  common.npm(['update', '--save-optional'], EXEC_OPTS, function (err, code) {
+    t.ifError(err)
+    t.notOk(code, 'npm update exited with code 0')
+
+    var pkgdata = JSON.parse(fs.readFileSync(path.join(pkg, 'package.json'), 'utf8'))
+    t.deepEqual(
+      pkgdata.dependencies,
+      json.dependencies,
+      'dependencies should be untouched'
+    )
+    t.deepEqual(
+      pkgdata.devDependencies,
+      json.devDependencies,
+      'dev dependencies should be untouched'
+    )
+    t.deepEqual(
+      pkgdata.optionalDependencies,
+      { underscore: '^1.3.3' },
+      'optional dependencies should be updated'
+    )
+
+    t.end()
+  })
+})
+
+test('optionalDependencies are merged into dependencies during --save', function (t) {
+  var cloned = setup({ optionalDependencies: { underscore: '~1.3.1' } })
+
+  common.npm(['update', '--save'], EXEC_OPTS, function (err, code) {
+    t.ifError(err)
+    t.notOk(code, 'npm update exited with code 0')
+
+    var pkgdata = JSON.parse(fs.readFileSync(path.join(pkg, 'package.json'), 'utf8'))
+    t.deepEqual(
+      pkgdata.dependencies,
+      { mkdirp: '^0.3.5' },
+      'dependencies should not include optional dependencies'
+    )
+    t.deepEqual(
+      pkgdata.devDependencies,
+      cloned.devDependencies,
+      'dev dependencies should be untouched'
+    )
+    t.deepEqual(
+      pkgdata.optionalDependencies,
+      cloned.optionalDependencies,
+      'optional dependencies should be untouched'
+    )
+
+    t.end()
+  })
+})
+
+test('semver prefix is replaced with configured save-prefix', function (t) {
+  setup()
+
+  common.npm(['update', '--save', '--save-prefix', '~'], EXEC_OPTS, function (err, code) {
+    t.ifError(err)
+    t.notOk(code, 'npm update exited with code 0')
+
+    var pkgdata = JSON.parse(fs.readFileSync(path.join(pkg, 'package.json'), 'utf8'))
+    t.deepEqual(
+      pkgdata.dependencies,
+      { mkdirp: '~0.3.5' },
+      'dependencies should be updated'
+    )
+    t.deepEqual(
+      pkgdata.devDependencies,
+      json.devDependencies,
+      'dev dependencies should be untouched'
+    )
+    t.deepEqual(
+      pkgdata.optionalDependencies,
+      json.optionalDependencies,
+      'optional dependencies should be updated'
+    )
+
+    t.end()
+  })
+})
+
+test('cleanup', function (t) {
+  server.close()
+  cleanup()
+  t.end()
+})
+
+function cleanup () {
+  process.chdir(osenv.tmpdir())
+  rimraf.sync(pkg)
+}
+
+function setup (extendWith) {
+  cleanup()
+  mkdirp.sync(cache)
+  process.chdir(pkg)
+
+  var template = clone(json)
+  extend(template, extendWith)
+  fs.writeFileSync(
+    path.join(pkg, 'package.json'),
+    JSON.stringify(template, null, 2)
+  )
+  return template
+}