var assert = require('assert'); var request = require('../context').request; describe('req.hostname', function(){ it('should return hostname void of port', function(){ var req = request(); req.header.host = 'foo.com:3000'; req.hostname.should.equal('foo.com'); }) describe('with no host present', function(){ it('should return null', function(){ var req = request(); assert(null == req.hostname); }) }) describe('when X-Forwarded-Host is present', function(){ describe('and proxy is not trusted', function(){ it('should be ignored', function(){ var req = request(); req.header['x-forwarded-host'] = 'bar.com'; req.header['host'] = 'foo.com'; req.hostname.should.equal('foo.com') }) }) describe('and proxy is trusted', function(){ it('should be used', function(){ var req = request(); req.app.proxy = true; req.header['x-forwarded-host'] = 'bar.com, baz.com'; req.header['host'] = 'foo.com'; req.hostname.should.equal('bar.com') }) }) }) })