1 files changed, 70 insertions, 0 deletions
diff --git a/deps/npm/test/tap/install-contributors-count.js b/deps/npm/test/tap/install-contributors-count.js
new file mode 100644
index 0000000000..52fba0fd24
--- /dev/null
+++ b/deps/npm/test/tap/install-contributors-count.js
@@ -0,0 +1,70 @@
+'use strict'
+var path = require('path')
+var test = require('tap').test
+var Tacks = require('tacks')
+var Dir = Tacks.Dir
+var File = Tacks.File
+var common = require('../common-tap.js')
+
+var testdir = path.resolve(__dirname, path.basename(__filename, '.js'))
+var fixture = new Tacks(Dir({
+  node_modules: Dir({
+    a: Dir({
+      'package.json': File({
+        name: 'a',
+        version: '1.0.0',
+        dependencies: {
+          b: '1.0.0'
+        }
+      }),
+      node_modules: Dir({
+        b: Dir({
+          'package.json': File({
+            name: 'b',
+            version: '1.0.0'
+          })
+        })
+      })
+    })
+  }),
+  'b-src': Dir({
+    'package.json': File({
+      name: 'b',
+      author: 'Author Contributor',
+      contributors: [
+        {name: 'Author Contributor'},
+        'Another Contributor'
+      ],
+      version: '1.0.0'
+    })
+  })
+}))
+
+function setup () {
+  cleanup()
+  fixture.create(testdir)
+}
+
+function cleanup () {
+  fixture.remove(testdir)
+}
+
+test('setup', function (t) {
+  setup()
+  t.end()
+})
+
+test('install', function (t) {
+  common.npm(['install', '--no-save', './b-src'], {cwd: testdir}, function (err, code, stdout, stderr) {
+    if (err) throw err
+    t.is(code, 0, 'installed successfully')
+    t.is(stderr, '', 'no warnings')
+    t.includes(stdout, 'added 1 package from 2 contributors', 'lists number of unique contributors')
+    t.end()
+  })
+})
+
+test('cleanup', function (t) {
+  cleanup()
+  t.end()
+})