Cypress.io login to github with node app using passport

example.spec.js

import url from 'url';

describe('Login', function() {
	it('cy.should - assert that <title> is correct', function() {
		cy.visit('http://localhost:5001');
		cy.get('#login').should('contain', 'Login with Github');
		cy.request({
			url: '/login',
			followRedirect: false
		})
		.then((resp) => {
			// should have status code 302
			expect(resp.status).to.eq(302);
			expect(resp.redirectedToUrl).to.eq('http://localhost:5001/auth/github');
		})
		.then(() => {
			return cy.request({
				url: '/auth/github',
				followRedirect: false
			})
		})
		.then((resp) => {
			expect(resp.status).to.eq(302);
			expect(resp.redirectedToUrl).to.match(/login\/oauth\/authorize/);
			const u = url.parse(resp.redirectedToUrl, true);
			expect(u.query.redirect_uri).to.match(/auth\/github\/callback/);
			return cy.request({
				url: resp.redirectedToUrl,
				followRedirect: false
			});
		})
		.then((resp) => {
			expect(resp.status).to.eq(302);
			expect(resp.redirectedToUrl).to.match(/\/login\?client_id=/);
			return cy.request({
				url: resp.redirectedToUrl,
				followRedirect: false
			})
			.its('body')
			.then(body => {
				const html = Cypress.$(body);
				console.log(body);
				const authenticity_token = html.find('input[name=authenticity_token]').val();
				const action = html.find('form[method=post]').attr('action');
				expect(action).to.eq('/session');
				expect(authenticity_token).to.match(/\w{15,}/);
				return cy.request({
					method: 'POST',
					url: 'https://github.com/session',
					form: true,
					followRedirect: false,
					body: {
						authenticity_token: authenticity_token,
						login: '[email protected]',
						password: 'xxx111xxx111xxx',
						commit: 'Sign In',
						utf8: '✓'
					}
				});
			});
		})
		.then((resp) => {
			console.log(resp);
			expect(resp.status).to.eq(302);
			expect(resp.redirectedToUrl).to.match(/\/oauth\/authorize\?client_id=/);
			return cy.request({
				url: resp.redirectedToUrl,
				followRedirect: false
			});
		})
		.then((resp) => {
			console.log(resp);
			expect(resp.status).to.eq(302);
			expect(resp.redirectedToUrl).to.match(/\/auth\/github\/callback\?code=/);
			return cy.request({
				url: resp.redirectedToUrl,
				followRedirect: true
			});
		})
	});
});