update packages to latest version

node_modules/npm/test/tap/noargs-install-config-save.js

@@ -0,0 +1,78 @@
+var common = require('../common-tap.js')
+var test = require('tap').test
+var path = require('path')
+var fs = require('fs')
+var rimraf = require('rimraf')
+var mkdirp = require('mkdirp')
+
+var mr = require("npm-registry-mock")
+
+var pkg = path.resolve(process.env.npm_config_tmp || '/tmp',
+  'noargs-install-config-save')
+
+function writePackageJson() {
+  rimraf.sync(pkg)
+  mkdirp.sync(pkg)
+  mkdirp.sync(pkg + "/cache")
+
+  fs.writeFileSync(pkg + "/package.json", JSON.stringify({
+    "author": "Rocko Artischocko",
+    "name": "noargs",
+    "version": "0.0.0",
+    "devDependencies": {
+      "underscore": "1.3.1"
+    }
+  }), "utf8")
+}
+
+var env = {
+  'npm_config_save': true,
+  'npm_config_registry': common.registry,
+  'npm_config_cache': pkg + '/cache',
+  HOME: process.env.HOME,
+  Path: process.env.PATH,
+  PATH: process.env.PATH
+}
+var OPTS = {
+  cwd: pkg,
+  env: env
+}
+
+test("does not update the package.json with empty arguments", function (t) {
+  writePackageJson()
+  t.plan(2)
+
+  mr({ port: common.port }, function (er, s) {
+    common.npm('install', OPTS, function (er, code, stdout, stderr) {
+      if (er) throw er
+      t.is(code, 0)
+      if (code !== 0) {
+        console.error('#', stdout)
+        console.error('#', stderr)
+      }
+      var text = JSON.stringify(fs.readFileSync(pkg + '/package.json', 'utf8'))
+      s.close()
+      t.ok(text.indexOf("\"dependencies") === -1)
+    })
+  })
+})
+
+test("updates the package.json (adds dependencies) with an argument", function (t) {
+  writePackageJson()
+  t.plan(2)
+
+  mr({ port: common.port }, function (er, s) {
+    common.npm(['install', 'underscore'], OPTS, function (er, code, stdout, stderr) {
+      if (er) throw er
+      t.is(code, 0)
+      s.close()
+      var text = JSON.stringify(fs.readFileSync(pkg + "/package.json", "utf8"))
+      t.ok(text.indexOf("\"dependencies") !== -1)
+    })
+  })
+})
+
+test("cleanup", function (t) {
+  rimraf.sync(pkg + "/cache")
+  t.end()
+})