Adding cucumber tests

test/features/step_definitions/bookshop_steps.js

@@ -0,0 +1,77 @@
+const { Given, When, Then, AfterAll } = require('@cucumber/cucumber')
+const { Builder, By } = require('selenium-webdriver')
+const browser = (new Builder).forBrowser('safari').build()
+const cds = require ('@sap/cds/lib')
+
+process.env.cds_requires_auth_strategy = 'dummy'
+
+let axios = require('axios').default
+let {display} = browser
+
+When('we run the {string} server', project => cds.exec('watch', project))
+Then('it should listen at {string}', baseURL => {
+  axios = axios.create({ baseURL })
+  display = url => browser.get (baseURL+url)
+  return axios.head()
+})
+Then('terminate the server', ()=> process.exit())
+
+
+
+When(/wait for (\d+)\s*(\w+)/, {timeout:60*1000}, (delay, unit, done) => {
+  const factor = {
+    ms: 1,
+    s: 1000, sec: 1000, second: 1000, seconds: 1000,
+    m: 60*1000, min: 60*1000, minute: 60*1000, minutes: 60*1000,
+    h: 60*60*1000, hr: 60*60*1000, hour: 60*60*1000, hours: 60*60*1000,
+  }[unit]
+  if (!factor) throw `Unknown duration unit: ${unit}`
+  setTimeout (done, delay * factor)
+})
+
+AfterAll(()=> setTimeout (process.exit, 111))
+
+
+
+
+
+When('we open page {string}', page => display(page))
+
+Then('it should list these rows in table {string}:', async (id,data) => {
+  let rows = await browser.findElements(By.css(`#${id} tr`)); rows.shift()
+  await Promise.all (data.rawTable.map (async (row,i)=>{
+    const tr = await rows[i].getText()
+    for (let each of row) if (!tr.match(each)) throw `Didn't find '${each}' in web page as expected`
+  }))
+})
+
+When(/we click on the (\d+)(?:st|nd|rd|th) row in table '(\w+)'/, async (row, id) => {
+  let rows = await browser.findElements(By.css(`#${id} tr`))
+  let td = await rows[row].findElement(By.css('td'))
+  return td.click()
+})
+
+When('we enter {string} into {string}', async (value,id) => {
+  const field = await browser.findElement(By.css(`input#${id}`))
+  return field.sendKeys('\b\b\b\b\b\b',value)
+})
+
+When('we click on button {string}', async (text) => {
+  const button = await browser.findElement(By.css(`input[value='${text}']`))
+  return button.click()
+})
+
+Then('it succeeds with {string}', async message => {
+  const element = await browser.wait (browser.findElement(By.css(`span.succeeded`)))
+  return (await element.getText()).includes(message)
+})
+
+Then('it fails with {string}', async message => {
+  const element = await browser.wait (browser.findElement(By.css(`span.failed`)))
+  return (await element.getText()).includes(message)
+})
+
+Given('we login as {string}, {string}', async (username, password) => {
+  const alert = await browser.switchTo().alert()
+  return alert.authenticateAs(username, password)
+})