--- /dev/null
+var resolve = require('path').resolve
+var createReadStream = require('graceful-fs').createReadStream
+var readFileSync = require('graceful-fs').readFileSync
+
+var tap = require('tap')
+var cat = require('concat-stream')
+var Negotiator = require('negotiator')
+
+var server = require('./lib/server.js')
+var common = require('./lib/common.js')
+
+var tgz = resolve(__dirname, './fixtures/underscore/1.3.3/package.tgz')
+
+tap.test("fetch accepts github api's json", function (t) {
+ server.expect('/underscore/-/underscore-1.3.3', function (req, res) {
+ t.equal(req.method, 'GET', 'got expected method')
+
+ var negotiator = new Negotiator(req)
+
+ // fetching a tarball from `api.github.com` returns a 415 error if json is
+ // not accepted
+ if (negotiator.mediaTypes().indexOf('application/vnd.github+json') === -1) {
+ res.writeHead(415, {
+ 'Content-Type': 'application/json'
+ })
+ } else {
+ res.writeHead(302, {
+ 'Content-Type': 'text/html',
+ 'Location': '/underscore/-/underscore-1.3.3.tgz'
+ })
+ }
+
+ res.end()
+ })
+
+ server.expect('/underscore/-/underscore-1.3.3.tgz', function (req, res) {
+ t.equal(req.method, 'GET', 'got expected method')
+
+ res.writeHead(200, {
+ 'Content-Type': 'application/x-tar',
+ 'Content-Encoding': 'gzip'
+ })
+
+ createReadStream(tgz).pipe(res)
+ })
+
+ var client = common.freshClient()
+ var defaulted = {}
+ client.fetch(
+ 'http://localhost:1337/underscore/-/underscore-1.3.3',
+ defaulted,
+ function (er, res) {
+ t.ifError(er, 'loaded successfully')
+
+ var sink = cat(function (data) {
+ t.deepEqual(data, readFileSync(tgz))
+ server.close()
+ t.end()
+ })
+
+ res.on('error', function (error) {
+ t.ifError(error, 'no errors on stream')
+ })
+
+ res.pipe(sink)
+ }
+ )
+})