Add UI tests

src/spec/scenarios/clearOldTopics.ts

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+import { clickOn, sleep, writeText, expandTopic, moveToCenterOfElement } from '../util'
+import { Browser } from 'webdriverio'
+
+export async function clearOldTopics(browser: Browser<void>) {
+  const topics = ['hello', 'test 123']
+  for (const topic of topics) {
+    await expandTopic(topic, browser)
+    await sleep(1000)
+
+    const deleteButton = await browser.$('//button[contains(@title, "Delete retained topic")]')
+    await moveToCenterOfElement(deleteButton, browser)
+    await clickOn(deleteButton, browser)
+    await sleep(700)
+  }
+}

src/spec/scenarios/connect.ts

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+import { clickOn, sleep, writeText } from '../util'
+import { Browser } from 'webdriverio'
+
+export async function connectTo(host: string, browser: Browser<void>) {
+  await writeTextToInput('Host', host, browser)
+  await writeTextToInput('Username', 'thomas', browser, false)
+  await writeTextToInput('Password', 'bierbier', browser, false)
+
+  const connectButton = await browser.$('//button/span[contains(text(),"Connect")]')
+  clickOn(connectButton, browser)
+}
+
+async function writeTextToInput(name: string, text: string, browser: Browser<void>, wait: boolean = true) {
+  const input = await browser.$(`//label[contains(text(), "${name}")]/..//input`)
+  await clickOn(input, browser, 1)
+  wait && await sleep(500)
+  input.clearValue()
+  wait && await sleep(300)
+  await writeText(text, browser)
+}

src/spec/scenarios/copyTopicToClipboard.ts

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+import { clickOn, sleep, writeText, expandTopic } from '../util'
+import { Browser } from 'webdriverio'
+
+export async function copyTopicToClipboard(browser: Browser<void>) {
+  const copyButton = await browser.$('//p[contains(text(), "Topic")]/span')
+  await clickOn(copyButton, browser, 1)
+}

src/spec/scenarios/copyValueToClipboard.ts

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+import { clickOn, sleep, writeText, expandTopic } from '../util'
+import { Browser } from 'webdriverio'
+
+export async function copyValueToClipboard(browser: Browser<void>) {
+  const copyButton = await browser.$('//p[contains(text(), "Value")]/span')
+  await clickOn(copyButton, browser, 1)
+}

src/spec/scenarios/searchTree.ts

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+import { clickOn, sleep, writeText } from '../util'
+import { Browser } from 'webdriverio'
+
+export async function searchTree(browser: Browser<void>) {
+  const searchField = await browser.$('//input[contains(@placeholder, "Search")]')
+  await clickOn(searchField, browser, 1)
+  writeText('temp', browser)
+}

src/spec/scenarios/showJsonPreview.ts

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+import { clickOn, sleep, writeText, expandTopic } from '../util'
+import { Browser } from 'webdriverio'
+
+export async function showJsonPreview(browser: Browser<void>) {
+  await expandTopic('3d-printer/OctoPrint/temperature/bed', browser)
+
+  await sleep(1000)
+}

src/spec/scenarios/showMenu.ts

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+import { clickOn, sleep, writeText, expandTopic, moveToCenterOfElement } from '../util'
+import { Browser } from 'webdriverio'
+
+export async function showMenu(browser: Browser<void>) {
+  const menuButton = await browser.$('//button[contains(@aria-label, "Menu")]')
+  await clickOn(menuButton, browser)
+
+  const brokerStatistics = await browser.$('//div[contains(@class, "BrokerStatistics")]/div[4]')
+  moveToCenterOfElement(brokerStatistics, browser)
+  await sleep(2000)
+
+  const topicOrder = await browser.$('#select-node-order')
+  await clickOn(topicOrder, browser)
+  await sleep(1000)
+
+  const alphabetically = await browser.$('//li[contains(@data-value, "abc")]')
+  await clickOn(alphabetically, browser)
+  await sleep(2000)
+
+  await clickOn(menuButton, browser)
+}

src/spec/scenarios/showNumericPlot.ts

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+import { clickOn, sleep, writeText, expandTopic } from '../util'
+import { Browser } from 'webdriverio'
+
+export async function showNumericPlot(browser: Browser<void>) {
+  await expandTopic('livingroom/temperature', browser)
+
+  const messageHistory = await browser.$('//span/*[contains(text(), "History")]')
+  await clickOn(messageHistory, browser, 1)
+
+  await sleep(1000)
+  await expandTopic('livingroom/humidity', browser)
+}