prune: Added back --production support

fixes #4509

Test by @isaacs

lib/prune.js

@@ -21,7 +21,7 @@ function prune (args, cb) {
   })
 
   function next() {
-    var opt = { depth: npm.config.get("depth") }
+    var opt = { depth: npm.config.get("depth"), dev: npm.config.get("production") }
     readInstalled(npm.prefix, opt, function (er, data) {
       if (er) return cb(er)
       prune_(args, data, cb)

test/tap/prune.js

@@ -0,0 +1,107 @@
+var test = require("tap").test
+var fs = require("fs")
+var node = process.execPath
+var npm = require.resolve("../../bin/npm-cli.js")
+var rimraf = require("rimraf")
+var mr = require("npm-registry-mock")
+var common = require("../common-tap.js")
+var spawn = require("child_process").spawn
+
+var pkg = __dirname + "/prune"
+
+var server
+
+test("reg mock", function (t) {
+  mr(common.port, function (s) {
+    server = s
+    t.pass("registry mock started")
+    t.end()
+  })
+})
+
+test("npm install", function (t) {
+  var c = spawn(node, [
+    npm, "install",
+    "--registry=" + common.registry,
+    "--loglevel=silent",
+    "--production=false"
+  ], { cwd: pkg })
+  c.stderr.on("data", function(d) {
+    t.fail("Should not get data on stderr: " + d)
+  })
+  c.on("close", function(code) {
+    t.notOk(code, "exit ok")
+    t.end()
+  })
+})
+
+test("npm install test-package", function (t) {
+  var c = spawn(node, [
+    npm, "install", "test-package",
+    "--registry=" + common.registry,
+    "--loglevel=silent",
+    "--production=false"
+  ], { cwd: pkg })
+  c.stderr.on("data", function(d) {
+    t.fail("Should not get data on stderr: " + d)
+  })
+  c.on("close", function(code) {
+    t.notOk(code, "exit ok")
+    t.end()
+  })
+})
+
+test("verify installs", function (t) {
+  var dirs = fs.readdirSync(pkg + "/node_modules").sort()
+  t.same(dirs, [ "test-package", "mkdirp", "underscore" ].sort())
+  t.end()
+})
+
+test("npm prune", function (t) {
+  var c = spawn(node, [
+    npm, "prune",
+    "--loglevel=silent",
+    "--production=false"
+  ], { cwd: pkg })
+  c.stderr.on("data", function(d) {
+    t.fail("Should not get data on stderr: " + d)
+  })
+  c.on("close", function(code) {
+    t.notOk(code, "exit ok")
+    t.end()
+  })
+})
+
+test("verify installs", function (t) {
+  var dirs = fs.readdirSync(pkg + "/node_modules").sort()
+  t.same(dirs, [ "mkdirp", "underscore" ])
+  t.end()
+})
+
+test("npm prune", function (t) {
+  var c = spawn(node, [
+    npm, "prune",
+    "--loglevel=silent",
+    "--production"
+  ], { cwd: pkg })
+  c.stderr.on("data", function(d) {
+    t.fail("Should not get data on stderr: " + d)
+  })
+  c.on("close", function(code) {
+    t.notOk(code, "exit ok")
+    t.end()
+  })
+})
+
+test("verify installs", function (t) {
+  var dirs = fs.readdirSync(pkg + "/node_modules").sort()
+  t.same(dirs, [ "underscore" ])
+  t.end()
+})
+
+test("cleanup", function (t) {
+  server.close()
+  rimraf.sync(pkg + "/node_modules")
+  t.pass("cleaned up")
+  t.end()
+})

test/tap/prune/package.json

@@ -0,0 +1,13 @@
+{
+  "name": "bla",
+  "description": "fixture",
+  "version": "0.0.1",
+  "main": "index.js",
+  "dependencies": {
+    "underscore": "1.3.1"
+  },
+  "devDependencies": {
+    "mkdirp": "*"
+  },
+  "repository": "git://github.com/robertkowalski/bogusfixture"
+}