shrinkwrap: npm shrinkwrap --dev means prod too

Due to 448efd0, running `npm shrinkwrap
--dev` caused production dependencies to no longer be included in
npm-shrinkwrap-.json. Whoopsie! Added a regression test to go with the
fix.

Fixes #7641.

lib/shrinkwrap.js

@@ -20,6 +20,12 @@ function shrinkwrap (args, silent, cb) {
     log.warn("shrinkwrap", "doesn't take positional args")
   }
 
+  // https://github.com/npm/npm/issues/7641
+  // introduced because `npm ls` can now show dev and prod depenednecy
+  // trees separately
+  if (npm.config.get("dev")) {
+    npm.config.set("production", true)
+  }
   npm.commands.ls([], true, function (er, _, pkginfo) {
     if (er) return cb(er)
     shrinkwrap_(pkginfo, silent, npm.config.get("dev"), cb)
@@ -45,7 +51,7 @@ function shrinkwrap_ (pkginfo, silent, dev, cb) {
             return
           }
 
-          log.warn("shrinkwrap", "Excluding devDependency: %s", dep)
+          log.warn("shrinkwrap", "Excluding devDependency: %s", dep, data.dependencies)
           delete pkginfo.dependencies[dep]
         })
       }

test/tap/shrinkwrap-dev-dependency.js

@@ -1,53 +1,78 @@
-var npm = npm = require("../../")
-var test = require("tap").test
-var path = require("path")
-var fs = require("fs")
-var osenv = require("osenv")
-var rimraf = require("rimraf")
-var mr = require("npm-registry-mock")
-var common = require("../common-tap.js")
-
-var pkg = path.resolve(__dirname, "shrinkwrap-dev-dependency")
-var desiredResultsPath = path.resolve(pkg, "desired-shrinkwrap-results.json")
+var fs = require('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 npm = npm = require('../../')
+
+var common = require('../common-tap.js')
+var pkg = path.resolve(__dirname, 'shrinkwrap-dev-dependency')
 
 test("shrinkwrap doesn't strip out the dependency", function (t) {
   t.plan(1)
 
-  mr({port : common.port}, function (er, s) {
+  mr({port: common.port}, function (er, s) {
     setup({}, function (err) {
       if (err) return t.fail(err)
 
-      npm.install(".", function (err) {
+      npm.install('.', function (err) {
         if (err) return t.fail(err)
 
         npm.commands.shrinkwrap([], true, function (err, results) {
           if (err) return t.fail(err)
 
-          fs.readFile(desiredResultsPath, function (err, desired) {
-            if (err) return t.fail(err)
-
-            t.deepEqual(results, JSON.parse(desired))
-            s.close()
-            t.end()
-          })
+          t.deepEqual(results, desired)
+          s.close()
+          t.end()
         })
       })
     })
   })
 })
 
-test("cleanup", function (t) {
+test('cleanup', function (t) {
   cleanup()
   t.end()
 })
 
+var desired = {
+  name: 'npm-test-shrinkwrap-dev-dependency',
+  version: '0.0.0',
+  dependencies: {
+    request: {
+      version: '0.9.0'
+    },
+    underscore: {
+      version: '1.3.1'
+    }
+  }
+}
+
+var json = {
+  author: 'Domenic Denicola',
+  name: 'npm-test-shrinkwrap-dev-dependency',
+  version: '0.0.0',
+  dependencies: {
+    request: '0.9.0',
+    underscore: '1.3.1'
+  },
+  devDependencies: {
+    underscore: '1.5.1'
+  }
+}
 
 function setup (opts, cb) {
   cleanup()
+  mkdirp.sync(pkg)
+  fs.writeFileSync(path.join(pkg, 'package.json'), JSON.stringify(json, null, 2))
   process.chdir(pkg)
 
   var allOpts = {
-    cache: path.resolve(pkg, "cache"),
+    cache: path.resolve(pkg, 'cache'),
     registry: common.registry
   }
 
@@ -60,7 +85,5 @@ function setup (opts, cb) {
 
 function cleanup () {
   process.chdir(osenv.tmpdir())
-  rimraf.sync(path.resolve(pkg, "node_modules"))
-  rimraf.sync(path.resolve(pkg, "cache"))
-  rimraf.sync(path.resolve(pkg, "npm-shrinkwrap.json"))
+  rimraf.sync(pkg)
 }

test/tap/shrinkwrap-prod-dependency.js

@@ -0,0 +1,89 @@
+var fs = require('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 npm = npm = require('../../')
+
+var common = require('../common-tap.js')
+var pkg = path.resolve(__dirname, 'shrinkwrap-prod-dependency')
+
+test("shrinkwrap --dev doesn't strip out prod dependencies", function (t) {
+  t.plan(1)
+
+  mr({port: common.port}, function (er, s) {
+    setup({}, function (err) {
+      if (err) return t.fail(err)
+
+      npm.install('.', function (err) {
+        if (err) return t.fail(err)
+
+        npm.config.set('dev', true)
+        npm.commands.shrinkwrap([], true, function (err, results) {
+          if (err) return t.fail(err)
+
+          t.deepEqual(results, desired)
+          s.close()
+          t.end()
+        })
+      })
+    })
+  })
+})
+
+test('cleanup', function (t) {
+  cleanup()
+  t.end()
+})
+
+var desired = {
+  name: 'npm-test-shrinkwrap-prod-dependency',
+  version: '0.0.0',
+  dependencies: {
+    request: {
+      version: '0.9.0'
+    },
+    underscore: {
+      version: '1.5.1'
+    }
+  }
+}
+
+var json = {
+  author: 'Domenic Denicola',
+  name: 'npm-test-shrinkwrap-prod-dependency',
+  version: '0.0.0',
+  dependencies: {
+    request: '0.9.0'
+  },
+  devDependencies: {
+    underscore: '1.5.1'
+  }
+}
+
+function setup (opts, cb) {
+  cleanup()
+  mkdirp.sync(pkg)
+  fs.writeFileSync(path.join(pkg, 'package.json'), JSON.stringify(json, null, 2))
+  process.chdir(pkg)
+
+  var allOpts = {
+    cache: path.resolve(pkg, 'cache'),
+    registry: common.registry
+  }
+
+  for (var key in opts) {
+    allOpts[key] = opts[key]
+  }
+
+  npm.load(allOpts, cb)
+}
+
+function cleanup () {
+  process.chdir(osenv.tmpdir())
+  rimraf.sync(pkg)
+}