Add tests

test/locale-detect.js

@@ -0,0 +1,41 @@
+'use strict';
+
+var	assert = require('assert');
+var nconf = require('nconf');
+var request = require('request');
+
+var meta = require('../src/meta');
+
+describe('Language detection', function () {
+	it('should detect the language for a guest', function (done) {
+		request(nconf.get('url') + '/api/config', {
+			headers: {
+				'Accept-Language': 'de-DE,de;q=0.5',
+			},
+		}, function (err, res, body) {
+			assert.ifError(err);
+			assert.ok(body);
+
+			assert.strictEqual(JSON.parse(body).userLang, 'de');
+			done();
+		});
+	});
+
+	it('should do nothing when disabled', function (done) {
+		meta.configs.set('autoDetectLang', 0, function (err) {
+			assert.ifError(err);
+
+			request(nconf.get('url') + '/api/config', {
+				headers: {
+					'Accept-Language': 'de-DE,de;q=0.5',
+				},
+			}, function (err, res, body) {
+				assert.ifError(err);
+				assert.ok(body);
+
+				assert.strictEqual(JSON.parse(body).userLang, 'en-GB');
+				done();
+			});
+		});
+	});
+});