sub.js

describe('proxy with subdomain', function() {
      beforeEach(function() {
        nockProxy = {
          called: null,
          method: null,
          url: null
        };

        return subject.start({
          proxy: 'http://api.lvh.me',
          host:  '0.0.0.0',
          port: '1337',
          baseURL: '/'
        });
      });

      function apiTest(app, method, url, done) {
        var req = request(app);
        return req[method].call(req, url)
          .set('accept', 'text/json')
          .end(function(err) {
            debugger
            if (err) {
              return done(err);
            }
            assert(nockProxy.called, 'proxy receives the request');
            assert.equal(nockProxy.method, method.toUpperCase());
            assert.equal(nockProxy.url, url);
            done();
          });
      }

      it('proxies GET', function(done) {
        nock('http://api.lvh.me')
          .get('/api/get')
          .reply(200, function() {
            nockProxy.called = true;
            nockProxy.method = 'GET';
            nockProxy.url = '/api/get';

            return '';
          });

        apiTest(subject.app, 'get', '/api/get', done);
      });
      it('proxies PUT', function(done) {
        nock('http://api.lvh.me')
          .put('/api/put')
          .reply(204, function() {
            nockProxy.called = true;
            nockProxy.method = 'PUT';
            nockProxy.url = '/api/put';

            return '';
          });

        apiTest(subject.app, 'put', '/api/put', done);
      });
      it('proxies POST', function(done) {
        nock('http://api.lvh.me')
          .post('/api/post')
          .reply(201, function() {
            nockProxy.called = true;
            nockProxy.method = 'POST';
            nockProxy.url = '/api/post';

            return '';
          });

        apiTest(subject.app, 'post', '/api/post', done);
      });
      it('proxies DELETE', function(done) {
        nock('http://api.lvh.me')
          .delete('/api/delete')
          .reply(204, function() {
            nockProxy.called = true;
            nockProxy.method = 'DELETE';
            nockProxy.url = '/api/delete';

            return '';
          });

        apiTest(subject.app, 'delete', '/api/delete', done);
      });
      // test for #1263
      it('proxies when accept contains */*', function(done) {
        nock('http://api.lvh.me')
          .get('/api/get')
          .reply(200, function() {
            nockProxy.called = true;
            nockProxy.method = 'GET';
            nockProxy.url = '/api/get';

            return '';
          });

        request(subject.app)
          .get('/api/get')
          .set('accept', 'application/json, */*')
          .end(function(err) {
            if (err) {
              return done(err);
            }
            assert(nockProxy.called, 'proxy receives the request');
            done();
          });
      });
    })