Add basic tests on request headers

test/test-headers.js

@@ -0,0 +1,37 @@
+'use strict';
+var tape = require('tape');
+var got = require('../');
+var server = require('./server.js');
+var s = server.createServer();
+
+s.on('/', function (req, res) {
+	res.end(JSON.stringify(req.headers));
+});
+
+tape('setup', function (t) {
+	s.listen(s.port, function () {
+		t.end();
+	});
+});
+
+tape('send user-agent and accept-encoding by default', function (t) {
+	got(s.url, function (err, data) {
+		var headers = JSON.parse(data);
+		t.equal(headers['accept-encoding'], 'gzip,deflate');
+		t.equal(headers['user-agent'], 'https://github.com/sindresorhus/got');
+		t.end();
+	});
+});
+
+tape('transform headers names to lowercase', function (t) {
+	got(s.url, {headers:{'USER-AGENT': 'test'}}, function (err, data) {
+		var headers = JSON.parse(data);
+		t.equal(headers['user-agent'], 'test');
+		t.end();
+	});
+});
+
+tape('cleanup', function (t) {
+	s.close();
+	t.end();
+});