1 files changed, 79 insertions, 0 deletions
diff --git a/deps/npm/test/need-npm5-update/peer-deps-without-package-json.js b/deps/npm/test/need-npm5-update/peer-deps-without-package-json.js
new file mode 100644
index 0000000000..ad863e9f97
--- /dev/null
+++ b/deps/npm/test/need-npm5-update/peer-deps-without-package-json.js
@@ -0,0 +1,79 @@
+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 = require('../../')
+var common = require('../common-tap.js')
+
+var pkg = path.resolve(__dirname, 'peer-deps-without-package-json')
+var cache = path.resolve(pkg, 'cache')
+var nodeModules = path.resolve(pkg, 'node_modules')
+
+var fileJS = function () {
+/**package
+* { "name": "npm-test-peer-deps-file"
+* , "main": "index.js"
+* , "version": "1.2.3"
+* , "description":"No package.json in sight!"
+* , "peerDependencies": { "underscore": "1.3.1" }
+* , "dependencies": { "mkdirp": "0.3.5" }
+* }
+**/
+
+  module.exports = 'I\'m just a lonely index, naked as the day I was born.'
+}.toString().split('\n').slice(1, -1).join('\n')
+
+test('setup', function (t) {
+  t.comment('test for https://github.com/npm/npm/issues/3049')
+  cleanup()
+  mkdirp.sync(cache)
+  mkdirp.sync(nodeModules)
+  fs.writeFileSync(path.join(pkg, 'file-js.js'), fileJS)
+  process.chdir(pkg)
+
+  t.end()
+})
+
+test('installing a peerDeps-using package without package.json', function (t) {
+  var customMocks = {
+    'get': {
+      '/ok.js': [200, path.join(pkg, 'file-js.js')]
+    }
+  }
+  mr({port: common.port, mocks: customMocks}, function (err, s) {
+    t.ifError(err, 'mock registry booted')
+    npm.load({
+      registry: common.registry,
+      cache: cache
+    }, function () {
+      npm.install(common.registry + '/ok.js', function (err, additions, result) {
+        t.ifError(err, 'installed ok.js')
+
+        t.ok(
+          fs.existsSync(path.join(nodeModules, 'npm-test-peer-deps-file')),
+          'passive peer dep installed'
+        )
+        var invalid = result.warnings.filter(function (warning) { return warning.code === 'EPEERINVALID' })
+        t.is(invalid.length, 1, 'got a warning for a missing/invalid peer dep')
+
+        t.end()
+        s.close() // shutdown mock registry.
+      })
+    })
+  })
+})
+
+test('cleanup', function (t) {
+  cleanup()
+  t.end()
+})
+
+function cleanup () {
+  process.chdir(osenv.tmpdir())
+  rimraf.sync(pkg)
+}