How to use beforeunload method in taiko

Best JavaScript code snippet using taiko

browser_bug1415918_beforeunload_options.js

Source:browser_bug1415918_beforeunload_options.js

1/* Any copyright is dedicated to the Public Domain.2   http://creativecommons.org/publicdomain/zero/1.0/ */3const TEST_PATH = getRootDirectory(gTestPath).replace(4  "chrome://mochitests/content",5  "http://example.com"6);7add_task(async function test() {8  const XUL_NS =9    "http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul";10  await SpecialPowers.pushPrefEnv({11    set: [["dom.require_user_interaction_for_beforeunload", false]],12  });13  let url = TEST_PATH + "file_bug1415918_beforeunload.html";14  let tab = await BrowserTestUtils.openNewForegroundTab(gBrowser, url);15  let browser = tab.linkedBrowser;16  let stack = browser.parentNode;17  let buttonId;18  let promptShown = false;19  let observer = new MutationObserver(function(mutations) {20    mutations.forEach(function(mutation) {21      if (22        buttonId &&23        mutation.type == "attributes" &&24        browser.hasAttribute("tabmodalPromptShowing")25      ) {26        let prompt = stack.getElementsByTagNameNS(XUL_NS, "tabmodalprompt")[0];27        prompt.querySelector(`.tabmodalprompt-${buttonId}`).click();28        promptShown = true;29      }30    });31  });32  observer.observe(browser, { attributes: true });33  /*34   * Check condition where beforeunload handlers request a prompt.35   */36  // Prompt is shown, user clicks OK.37  buttonId = "button0";38  promptShown = false;39  ok(browser.permitUnload().permitUnload, "permit unload should be true");40  ok(promptShown, "prompt should have been displayed");41  // Check that all beforeunload handlers fired and reset attributes.42  await ContentTask.spawn(browser, null, () => {43    ok(44      content.window.document.body.hasAttribute("fired"),45      "parent document beforeunload handler should fire"46    );47    content.window.document.body.removeAttribute("fired");48    for (let frame of Array.from(content.window.frames)) {49      ok(50        frame.document.body.hasAttribute("fired"),51        "frame document beforeunload handler should fire"52      );53      frame.document.body.removeAttribute("fired");54    }55  });56  // Prompt is shown, user clicks CANCEL.57  buttonId = "button1";58  promptShown = false;59  ok(!browser.permitUnload().permitUnload, "permit unload should be false");60  ok(promptShown, "prompt should have been displayed");61  buttonId = "";62  // Check that only the parent beforeunload handler fired, and reset attribute.63  await ContentTask.spawn(browser, null, () => {64    ok(65      content.window.document.body.hasAttribute("fired"),66      "parent document beforeunload handler should fire"67    );68    content.window.document.body.removeAttribute("fired");69    for (let frame of Array.from(content.window.frames)) {70      ok(71        !frame.document.body.hasAttribute("fired"),72        "frame document beforeunload handler should not fire"73      );74    }75  });76  // Prompt is not shown, don't permit unload.77  promptShown = false;78  ok(79    !browser.permitUnload(browser.dontPromptAndDontUnload).permitUnload,80    "permit unload should be false"81  );82  ok(!promptShown, "prompt should not have been displayed");83  // Check that only the parent beforeunload handler fired, and reset attribute.84  await ContentTask.spawn(browser, null, () => {85    ok(86      content.window.document.body.hasAttribute("fired"),87      "parent document beforeunload handler should fire"88    );89    content.window.document.body.removeAttribute("fired");90    for (let frame of Array.from(content.window.frames)) {91      ok(92        !frame.document.body.hasAttribute("fired"),93        "frame document beforeunload handler should not fire"94      );95    }96  });97  // Prompt is not shown, permit unload.98  promptShown = false;99  ok(100    browser.permitUnload(browser.dontPromptAndUnload).permitUnload,101    "permit unload should be true"102  );103  ok(!promptShown, "prompt should not have been displayed");104  // Check that all beforeunload handlers fired.105  await ContentTask.spawn(browser, null, () => {106    ok(107      content.window.document.body.hasAttribute("fired"),108      "parent document beforeunload handler should fire"109    );110    for (let frame of Array.from(content.window.frames)) {111      ok(112        frame.document.body.hasAttribute("fired"),113        "frame document beforeunload handler should fire"114      );115    }116  });117  /*118   * Check condition where no one requests a prompt.  In all cases,119   * permitUnload should be true, and all handlers fired.120   */121  buttonId = "button0";122  url = TEST_PATH + "file_bug1415918_beforeunload_2.html";123  BrowserTestUtils.loadURI(browser, url);124  await BrowserTestUtils.browserLoaded(browser, false, url);125  buttonId = "";126  promptShown = false;127  ok(browser.permitUnload().permitUnload, "permit unload should be true");128  ok(!promptShown, "prompt should not have been displayed");129  // Check that all beforeunload handlers fired and reset attributes.130  await ContentTask.spawn(browser, null, () => {131    ok(132      content.window.document.body.hasAttribute("fired"),133      "parent document beforeunload handler should fire"134    );135    content.window.document.body.removeAttribute("fired");136    for (let frame of Array.from(content.window.frames)) {137      ok(138        frame.document.body.hasAttribute("fired"),139        "frame document beforeunload handler should fire"140      );141      frame.document.body.removeAttribute("fired");142    }143  });144  promptShown = false;145  ok(146    browser.permitUnload(browser.dontPromptAndDontUnload).permitUnload,147    "permit unload should be true"148  );149  ok(!promptShown, "prompt should not have been displayed");150  // Check that all beforeunload handlers fired and reset attributes.151  await ContentTask.spawn(browser, null, () => {152    ok(153      content.window.document.body.hasAttribute("fired"),154      "parent document beforeunload handler should fire"155    );156    content.window.document.body.removeAttribute("fired");157    for (let frame of Array.from(content.window.frames)) {158      ok(159        frame.document.body.hasAttribute("fired"),160        "frame document beforeunload handler should fire"161      );162      frame.document.body.removeAttribute("fired");163    }164  });165  promptShown = false;166  ok(167    browser.permitUnload(browser.dontPromptAndUnload).permitUnload,168    "permit unload should be true"169  );170  ok(!promptShown, "prompt should not have been displayed");171  // Check that all beforeunload handlers fired.172  await ContentTask.spawn(browser, null, () => {173    ok(174      content.window.document.body.hasAttribute("fired"),175      "parent document beforeunload handler should fire"176    );177    for (let frame of Array.from(content.window.frames)) {178      ok(179        frame.document.body.hasAttribute("fired"),180        "frame document beforeunload handler should fire"181      );182    }183  });184  /*185   * Check condition where the parent beforeunload handler does not request a prompt,186   * but a child beforeunload handler does.187   */188  buttonId = "button0";189  url = TEST_PATH + "file_bug1415918_beforeunload_3.html";190  BrowserTestUtils.loadURI(browser, url);191  await BrowserTestUtils.browserLoaded(browser, false, url);192  // Prompt is shown, user clicks OK.193  promptShown = false;194  ok(browser.permitUnload().permitUnload, "permit unload should be true");195  ok(promptShown, "prompt should have been displayed");196  // Check that all beforeunload handlers fired and reset attributes.197  await ContentTask.spawn(browser, null, () => {198    ok(199      content.window.document.body.hasAttribute("fired"),200      "parent document beforeunload handler should fire"201    );202    content.window.document.body.removeAttribute("fired");203    for (let frame of Array.from(content.window.frames)) {204      ok(205        frame.document.body.hasAttribute("fired"),206        "frame document beforeunload handler should fire"207      );208      frame.document.body.removeAttribute("fired");209    }210  });211  // Prompt is shown, user clicks CANCEL.212  buttonId = "button1";213  promptShown = false;214  ok(!browser.permitUnload().permitUnload, "permit unload should be false");215  ok(promptShown, "prompt should have been displayed");216  buttonId = "";217  // Check that the parent beforeunload handler fired, and only one child beforeunload218  // handler fired.  Reset attributes.219  await ContentTask.spawn(browser, null, () => {220    ok(221      content.window.document.body.hasAttribute("fired"),222      "parent document beforeunload handler should fire"223    );224    content.window.document.body.removeAttribute("fired");225    let count = 0;226    for (let frame of Array.from(content.window.frames)) {227      if (frame.document.body.hasAttribute("fired")) {228        count++;229        frame.document.body.removeAttribute("fired");230      }231    }232    is(count, 1, "only one frame document beforeunload handler should fire");233  });234  // Prompt is not shown, don't permit unload.235  promptShown = false;236  ok(237    !browser.permitUnload(browser.dontPromptAndDontUnload).permitUnload,238    "permit unload should be false"239  );240  ok(!promptShown, "prompt should not have been displayed");241  // Check that the parent beforeunload handler fired, and only one child beforeunload242  // handler fired.  Reset attributes.243  await ContentTask.spawn(browser, null, () => {244    ok(245      content.window.document.body.hasAttribute("fired"),246      "parent document beforeunload handler should fire"247    );248    content.window.document.body.removeAttribute("fired");249    let count = 0;250    for (let frame of Array.from(content.window.frames)) {251      if (frame.document.body.hasAttribute("fired")) {252        count++;253        frame.document.body.removeAttribute("fired");254      }255    }256    is(count, 1, "only one frame document beforeunload handler should fire");257  });258  // Prompt is not shown, permit unload.259  promptShown = false;260  ok(261    browser.permitUnload(browser.dontPromptAndUnload).permitUnload,262    "permit unload should be true"263  );264  ok(!promptShown, "prompt should not have been displayed");265  // Check that all beforeunload handlers fired.266  await ContentTask.spawn(browser, null, () => {267    ok(268      content.window.document.body.hasAttribute("fired"),269      "parent document beforeunload handler should fire"270    );271    for (let frame of Array.from(content.window.frames)) {272      ok(273        frame.document.body.hasAttribute("fired"),274        "frame document beforeunload handler should fire"275      );276    }277  });278  // Remove tab.279  buttonId = "button0";280  BrowserTestUtils.removeTab(tab);...

test.js

Source:test.js

1var expect = require('chai').expect;2describe('Before unload handling', function () {3    it('Should handle the beforeUnload dialog', function () {4        return runTests('testcafe-fixtures/index.test.js', 'Expected beforeUnload dialog - should pass');5    });6    it("Should fail if the expected beforeUnload dialog doesn't appear", function () {7        return runTests('testcafe-fixtures/index.test.js', 'No expected beforeUnload dialog - should fail', { shouldFail: true })8            .catch(function (errs) {9                var expectedError = [10                    'Error at step "2.Wait for a dialog":',11                    ' The expected system beforeUnload dialog did not appear.'12                ].join('');13                expect(errs[0]).contains(expectedError);14            });15    });16    it('Should fail if an unexpected beforeUnload dialog appears', function () {17        return runTests('testcafe-fixtures/index.test.js', 'Unexpected beforeUnload dialog - should fail', { shouldFail: true })18            .catch(function (errs) {19                var expectedError = [20                    'Error at step "3.Wait for a dialog":',21                    ' Unexpected system beforeUnload dialog message appeared.'22                ].join('');23                expect(errs[0]).contains(expectedError);24            });25    });26    it('Should handle the beforeUnload dialog in iframe', function () {27        return runTests('testcafe-fixtures/in-iframe.test.js', 'Expected beforeUnload dialog in iframe - should pass');28    });29    it("Should fail if the expected beforeUnload dialog doesn't appear in iframe", function () {30        return runTests('testcafe-fixtures/in-iframe.test.js', 'No expected beforeUnload dialog in iframe - should fail', { shouldFail: true })31            .catch(function (errs) {32                var expectedError = [33                    'Error at step "2.Wait for a dialog":',34                    ' The expected system beforeUnload dialog did not appear.'35                ].join('');36                expect(errs[0]).contains(expectedError);37            });38    });39    it('Should fail if an unexpected beforeUnload dialog appears in iframe', function () {40        return runTests('testcafe-fixtures/in-iframe.test.js', 'Unexpected beforeUnload dialog in iframe - should fail', { shouldFail: true })41            .catch(function (errs) {42                var expectedError = [43                    'Error at step "3.Wait for a dialog":',44                    ' Unexpected system beforeUnload dialog message appeared.'45                ].join('');46                expect(errs[0]).contains(expectedError);47            });48    });...

Using AI Code Generation

1const { openBrowser, goto, closeBrowser } = require('taiko');2(async () => {3    try {4        await openBrowser();5        await closeBrowser();6    } catch (e) {7        console.error(e);8    } finally {9    }10})();11const puppeteer = require('puppeteer');12(async () => {13    const browser = await puppeteer.launch();14    const page = await browser.newPage();15    await browser.close();16})();17const { remote } = require('webdriverio');18(async () => {19    const browser = await remote({20        capabilities: {21        }22    });23    await browser.deleteSession();24})();25const { Builder, By, Key, until } = require('selenium-webdriver');26(async function example() {27    let driver = await new Builder().forBrowser('chrome').build();28    try {29    } finally {30        await driver.quit();31    }32})();

Using AI Code Generation

1const { openBrowser, goto, closeBrowser } = require('taiko');2(async () => {3    try {4        await openBrowser();5        await closeBrowser();6    } catch (e) {7        console.error(e);8    } finally {9    }10})();11const { openBrowser, goto, closeBrowser, beforeunload } = require('taiko');12(async () => {13    try {14        await openBrowser();15        await beforeunload(1000);16        await closeBrowser();17    } catch (e) {18        console.error(e);19    } finally {20    }21})();22const { openBrowser, goto, closeBrowser, beforeunload } = require('taiko');23(async () => {24    try {25        await openBrowser();26        await beforeunload(1000);27        await closeBrowser();28    } catch (e) {29        console.error(e);30    } finally {31    }32})();33const { openBrowser, goto, closeBrowser, beforeunload } = require('taiko');34(async () => {35    try {36        await openBrowser();37        await beforeunload(1000);38        await closeBrowser();39    } catch (e) {40        console.error(e);41    } finally {42    }43})();44const { openBrowser, goto, closeBrowser, beforeunload } = require('taiko');45(async () => {46    try {47        await openBrowser();48        await beforeunload(1000);49        await closeBrowser();50    } catch (e) {51        console.error(e);52    } finally {53    }54})();55const { openBrowser, goto, closeBrowser, beforeunload } = require('taiko');56(async () => {57    try {58        await openBrowser();59        await beforeunload(1000);60        await closeBrowser();61    } catch (e

Using AI Code Generation

1const { openBrowser, goto, closeBrowser, beforeunload } = require('taiko');2(async () => {3    try {4        await openBrowser();5        await goto("google.com");6        await beforeunload(async () => {7            await closeBrowser();8        });9    } catch (error) {10        console.error(error);11    } finally {12        await closeBrowser();13    }14})();

Using AI Code Generation

1const { openBrowser, goto, closeBrowser, beforeunload } = require('taiko');2(async () => {3    try {4        await openBrowser();5        await beforeunload(async () => {6            return true;7        });8    } catch (e) {9        console.error(e);10    } finally {11        await closeBrowser();12    }13})();14    at NavigationWatcher._onBeforeUnloadDialog (C:\Users\user\AppData\Roaming\npm\node_modules\taiko\lib\taiko.js:1766:15)15    at NavigationWatcher._onDialog (C:\Users\user\AppData\Roaming\npm\node_modules\taiko\lib\taiko.js:1721:18)16    at CDPSession.Page.client.on.event (C:\Users\user\AppData\Roaming\npm\node_modules\taiko\lib\taiko.js:1714:30)17    at CDPSession.emit (events.js:198:13)18    at CDPSession._onMessage (C:\Users\user\AppData\Roaming\npm\node_modules\taiko\node_modules\puppeteer\lib\Connection.js:200:12)19    at Connection._onMessage (C:\Users\user\AppData\Roaming\npm\node_modules\taiko\node_modules\puppeteer\lib\Connection.js:112:17)20    at WebSocketTransport._ws.addEventListener.event (C:\Users\user\AppData\Roaming\npm\node_modules\taiko\node_modules\puppeteer\lib\WebSocketTransport.js:44:24)21    at WebSocket.onMessage (C:\Users\user\AppData\Roaming\npm\node_modules\taiko\node_modules\ws\lib\event-target.js:120:16)22    at WebSocket.emit (events.js:198:13)23    at Receiver._receiver.onmessage (C:\Users\user\AppData\Roaming\npm\node_modules\taiko\node_modules\ws\lib\websocket.js:137:47)

Using AI Code Generation

1const { beforeunload } = require('taiko');2(async () => {3    try {4        await openBrowser();5        await click('Click for JS Confirm');6        await accept('I am a JS Confirm');7        await click('Click for JS Prompt');8        await accept('I am a JS prompt');9    } catch (e) {10        console.error(e);11    } finally {12        await closeBrowser();13    }14})();15const puppeteer = require('puppeteer');16const browser = await puppeteer.launch();17const page = await browser.newPage();18await page.click('Click for JS Confirm');19await page.waitForSelector('#result');20const result = await page.$eval('#result', el => el.textContent);21console.log(result);22await page.click('Click for JS Prompt');23await page.waitForSelector('#result');24const result = await page.$eval('#result', el => el.textContent);25console.log(result);26await browser.close();27const { remote } = require('webdriverio');28(async () => {29    const browser = await remote({30        capabilities: {31        }32    })33    await browser.click('Click for JS Confirm');34    await browser.acceptAlert();35    await browser.click('Click for JS Prompt');36    await browser.acceptAlert('I am a JS prompt');37    await browser.deleteSession();38})();39(async () => {40    const browser = await remote({41        capabilities: {42        }43    })44    await browser.click('Click for JS Confirm');45    await browser.acceptAlert();46    await browser.click('Click for JS Prompt');47    await browser.acceptAlert('I am a JS prompt');48    await browser.deleteSession();49})();50const { Builder, By, Key, until } = require('selenium-webdriver');51const driver = new Builder().forBrowser('chrome').build();52driver.findElement(By.linkText('Click for JS

Using AI Code Generation

1const taiko = require('taiko');2const { openBrowser, goto, closeBrowser, beforeunload } = taiko;3(async () => {4    try {5        await openBrowser();6        await beforeunload();7    } catch (error) {8        console.error(error);9    } finally {10        await closeBrowser();11    }12})();13Browser: Chrome Version 78.0.3904.70 (Official Build) (64-bit)14const taiko = require('taiko');15const { openBrowser, goto, closeBrowser, beforeunload } = taiko;16(async () => {17    try {18        await openBrowser();19        await beforeunload();20    } catch (error) {21        console.error(error);22    } finally {23        await closeBrowser();24    }25})();26Browser: Chrome Version 78.0.3904.70 (Official Build) (64-bit)27window.onbeforeunload = function(e) {28    return 'Dialog text here';29};30const taiko = require('taiko');31const { openBrowser, goto, closeBrowser, beforeunload } = taiko;32(async () => {33    try {34        await openBrowser();35        await beforeunload();36    } catch (error)

Using AI Code Generation

1beforeunload(() => {2});3afterunload(() => {4});5unload(() => {6});7load(() => {8});9beforeunload(() => {10});11afterunload(() => {12});13unload(() => {14});15load(() => {16});17beforeunload(() => {18});19afterunload(() => {20});21unload(() => {22});23load(() => {24});25beforeunload(() => {26});27afterunload(() => {28});29unload(() => {30});31load(() => {32});33beforeunload(() => {34});35afterunload(() => {36});

Using AI Code Generation

1import { openBrowser, goto, click, closeBrowser } from 'taiko';2(async () => {3    try {4        await openBrowser();5        await goto("google.com");6        await click("Gmail");7        await closeBrowser();8    } catch (e) {9        console.error(e);10    } finally {11    }12})();13import { openBrowser, goto, click, closeBrowser } from 'taiko';14(async () => {15    try {16        await openBrowser();17        await goto("google.com");18        await click("Gmail");19        await closeBrowser();20    } catch (e) {21        console.error(e);22    } finally {23    }24})();25import { openBrowser, goto, click, closeBrowser } from 'taiko';26(async () => {27    try {28        await openBrowser();29        await goto("google.com");30        await click("Gmail");31        await closeBrowser();32    } catch (e) {33        console.error(e);34    } finally {35    }36})();37import { openBrowser, goto, click, closeBrowser } from 'taiko';38(async () => {39    try {40        await openBrowser();41        await goto("google.com");42        await click("Gmail");43        await closeBrowser();44    } catch (e) {45        console.error(e);46    } finally {47    }48})();49import { openBrowser, goto, click, closeBrowser } from 'taiko';50(async () => {51    try {52        await openBrowser();53        await goto("google.com");54        await click("Gmail");55        await closeBrowser();56    } catch (e) {57        console.error(e);58    } finally {59    }60})();61import { openBrowser, goto, click, closeBrowser } from 'taiko';62(async () => {63    try {64        await openBrowser();65        await goto("google.com");66        await click("Gmail");67        await closeBrowser();68    } catch (e) {69        console.error(e);70    } finally {71    }72})();73import { openBrowser, goto, click, closeBrowser }

Using AI Code Generation

1await closeBrowser();2await openBrowser();3await write("Hello World");4await press("Enter");5await screenshot({ path: "screenshot.png" });6await closeBrowser();7await openBrowser();8await write("Hello World");9await press("Enter");10await screenshot({ path: "screenshot.png" });11await closeBrowser();12await openBrowser();13await write("Hello World");14await press("Enter");15await screenshot({ path: "screenshot.png" });16await closeBrowser();17await openBrowser();18await write("Hello World");19await press("Enter");20await screenshot({ path: "screenshot.png" });21await closeBrowser();22await openBrowser();23await write("Hello World");24await press("

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