add test example

cypress/e2e/features/Login.feature

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+Feature: Login
+  As a user 
+  I want to sign in
+  I want to benoticed when sign in fails
+
+  Background:
+    Given The web browser is at the login page
+
+  Scenario: Successful Login
+    When I submit the credentials 'tomsmith' 'SuperSecretPassword!'
+    Then I am on the welcome page
+
+  # Scenario: Refresh and stay logged in
+  #   Given I am logged in as "peter-pan"
+  #   When I refresh the page
+  #   Then I am logged in with username "Peter Pan"
+
+  # Scenario: Log out
+  #   Given I am logged in as "peter-pan"
+  #   When I navigate to page "/"
+  #   And I log out
+  #   Then I am on page "login"

cypress/e2e/step_definitions/login.ts

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+import {
+  Given,
+  When,
+  Then,
+} from '@badeball/cypress-cucumber-preprocessor'
+import {loginPage} from '../../pages/LoginPage'
+import {welcomePage} from '../../pages/WelcomePage'
+
+Given('The web browser is at the login page', () => {
+  cy.visit('/login')
+})
+
+When('I submit the credentials {string} {string}', (username:string, password: string) => {
+  loginPage.submitLogin(username, password)
+})
+
+Then('I am on the welcome page', () => {
+  cy.get(welcomePage.successMessage).should('be.visible')
+  cy.get(welcomePage.WelcomeHeader).should('be.visible')
+  cy.get(welcomePage.logoutBtn).should('be.visible')
+})

cypress/pages/LoginPage.ts

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+class LoginPage {
+  usernameInput: string = '#username'
+  passwordInput:string = '#password'
+  submitBtn: string = 'button[type=submit]'
+
+  submitLogin(username: string, password: string){
+    cy.get(this.usernameInput).type(username)
+    cy.get(this.passwordInput).type(password)
+    cy.get(this.submitBtn).click()
+  }
+}
+
+export const loginPage = new LoginPage()

cypress/pages/WelcomePage.ts

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+class WelcomePage {
+  successMessage: string = '.flash.success'
+  WelcomeHeader:string = '.subheader'
+  logoutBtn: string = 'a[href="/logout"]'
+}
+
+export const welcomePage = new WelcomePage()