Unlock 30% off on Manual Testing Annual Plans this Holiday Season.

Copied to Clipboard!

How to use addTestScopedEventHandler method in wpt

Best JavaScript code snippet using wpt

prefixed-animation-event-tests.js

Source:prefixed-animation-event-tests.js

...59  // https://dom.spec.whatwg.org/#concept-event-listener-invoke60  promise_test(async t => {61    const div = createDiv(t);62    let receivedEventCount = 0;63    addTestScopedEventHandler(t, div, prefixedHandler, () => {64      receivedEventCount++;65    });66    addTestScopedEventListener(t, div, prefixedType, () => {67      receivedEventCount++;68    });69    // The HTML spec[0] specifies that the prefixed event handlers have an70    // 'Event handler event type' of the appropriate prefixed event type. E.g.71    // onwebkitanimationend creates a listener for the event type72    // 'webkitAnimationEnd'.73    //74    // [0]: https://html.spec.whatwg.org/multipage/webappapis.html#event-handlers-on-elements,-document-objects,-and-window-objects75    div.dispatchEvent(new AnimationEvent(prefixedType));76    assert_equals(receivedEventCount, 2,77                'prefixed listener and handler received event');78  }, `dispatchEvent of a ${prefixedType} event does trigger a ` +79      `prefixed event handler or listener`);80  promise_test(async t => {81    const div = createDiv(t);82    let receivedEvent = false;83    addTestScopedEventHandler(t, div, unprefixedHandler, () => {84      receivedEvent = true;85    });86    addTestScopedEventListener(t, div, unprefixedType, () => {87      receivedEvent = true;88    });89    div.dispatchEvent(new AnimationEvent(prefixedType));90    assert_false(receivedEvent,91                'prefixed listener or handler received event');92  }, `dispatchEvent of a ${prefixedType} event does not trigger an ` +93    `unprefixed event handler or listener`);94  promise_test(async t => {95    const div = createDiv(t);96    let receivedEvent = false;97    addTestScopedEventHandler(t, div, prefixedHandler, () => {98      receivedEvent = true;99    });100    addTestScopedEventListener(t, div, prefixedType, () => {101      receivedEvent = true;102    });103    // The rewrite rules from104    // https://dom.spec.whatwg.org/#concept-event-listener-invoke step 8 do not105    // apply because isTrusted will be false.106    div.dispatchEvent(new AnimationEvent(unprefixedType));107    assert_false(receivedEvent, 'prefixed listener or handler received event');108  }, `dispatchEvent of an ${unprefixedType} event does not trigger a ` +109      `prefixed event handler or listener`);110  promise_test(async t => {111    const div = createDiv(t);112    let receivedEvent = false;113    addTestScopedEventHandler(t, div, prefixedHandler, () => {114      receivedEvent = true;115    });116    triggerAnimation(div);117    await waitForEventThenAnimationFrame(t, unprefixedType);118    assert_true(receivedEvent, `received ${prefixedHandler} event`);119  }, `${prefixedHandler} event handler should trigger for an animation`);120  promise_test(async t => {121    const div = createDiv(t);122    let receivedPrefixedEvent = false;123    addTestScopedEventHandler(t, div, prefixedHandler, () => {124      receivedPrefixedEvent = true;125    });126    let receivedUnprefixedEvent = false;127    addTestScopedEventHandler(t, div, unprefixedHandler, () => {128      receivedUnprefixedEvent = true;129    });130    triggerAnimation(div);131    await waitForEventThenAnimationFrame(t, unprefixedType);132    assert_true(receivedUnprefixedEvent, `received ${unprefixedHandler} event`);133    assert_false(receivedPrefixedEvent, `received ${prefixedHandler} event`);134  }, `${prefixedHandler} event handler should not trigger if an unprefixed ` +135      `event handler also exists`);136  promise_test(async t => {137    const div = createDiv(t);138    let receivedPrefixedEvent = false;139    addTestScopedEventHandler(t, div, prefixedHandler, () => {140      receivedPrefixedEvent = true;141    });142    let receivedUnprefixedEvent = false;143    addTestScopedEventListener(t, div, unprefixedType, () => {144      receivedUnprefixedEvent = true;145    });146    triggerAnimation(div);147    await waitForEventThenAnimationFrame(t, unprefixedHandler);148    assert_true(receivedUnprefixedEvent, `received ${unprefixedHandler} event`);149    assert_false(receivedPrefixedEvent, `received ${prefixedHandler} event`);150  }, `${prefixedHandler} event handler should not trigger if an unprefixed ` +151      `listener also exists`);152  promise_test(async t => {153    // We use a parent/child relationship to be able to register both prefixed154    // and unprefixed event handlers without the deduplication logic kicking in.155    const parent = createDiv(t);156    const child = createDiv(t);157    parent.appendChild(child);158    // After moving the child, we have to clean style again.159    getComputedStyle(child).transition;160    getComputedStyle(child).width;161    let observedUnprefixedType;162    addTestScopedEventHandler(t, parent, unprefixedHandler, e => {163      observedUnprefixedType = e.type;164    });165    let observedPrefixedType;166    addTestScopedEventHandler(t, child, prefixedHandler, e => {167      observedPrefixedType = e.type;168    });169    triggerAnimation(child);170    await waitForEventThenAnimationFrame(t, unprefixedType);171    assert_equals(observedUnprefixedType, unprefixedType);172    assert_equals(observedPrefixedType, prefixedType);173  }, `event types for prefixed and unprefixed ${unprefixedType} event ` +174    `handlers should be named appropriately`);175  promise_test(async t => {176    const div = createDiv(t);177    let receivedEvent = false;178    addTestScopedEventListener(t, div, prefixedType, () => {179      receivedEvent = true;180    });181    triggerAnimation(div);182    await waitForEventThenAnimationFrame(t, unprefixedHandler);183    assert_true(receivedEvent, `received ${prefixedType} event`);184  }, `${prefixedType} event listener should trigger for an animation`);185  promise_test(async t => {186    const div = createDiv(t);187    let receivedPrefixedEvent = false;188    addTestScopedEventListener(t, div, prefixedType, () => {189      receivedPrefixedEvent = true;190    });191    let receivedUnprefixedEvent = false;192    addTestScopedEventListener(t, div, unprefixedType, () => {193      receivedUnprefixedEvent = true;194    });195    triggerAnimation(div);196    await waitForEventThenAnimationFrame(t, unprefixedHandler);197    assert_true(receivedUnprefixedEvent, `received ${unprefixedType} event`);198    assert_false(receivedPrefixedEvent, `received ${prefixedType} event`);199  }, `${prefixedType} event listener should not trigger if an unprefixed ` +200      `listener also exists`);201  promise_test(async t => {202    const div = createDiv(t);203    let receivedPrefixedEvent = false;204    addTestScopedEventListener(t, div, prefixedType, () => {205      receivedPrefixedEvent = true;206    });207    let receivedUnprefixedEvent = false;208    addTestScopedEventHandler(t, div, unprefixedHandler, () => {209      receivedUnprefixedEvent = true;210    });211    triggerAnimation(div);212    await waitForEventThenAnimationFrame(t, unprefixedHandler);213    assert_true(receivedUnprefixedEvent, `received ${unprefixedType} event`);214    assert_false(receivedPrefixedEvent, `received ${prefixedType} event`);215  }, `${prefixedType} event listener should not trigger if an unprefixed ` +216       `event handler also exists`);217  promise_test(async t => {218    // We use a parent/child relationship to be able to register both prefixed219    // and unprefixed event listeners without the deduplication logic kicking in.220    const parent = createDiv(t);221    const child = createDiv(t);222    parent.appendChild(child);223    // After moving the child, we have to clean style again.224    getComputedStyle(child).transition;225    getComputedStyle(child).width;226    let observedUnprefixedType;227    addTestScopedEventListener(t, parent, unprefixedType, e => {228      observedUnprefixedType = e.type;229    });230    let observedPrefixedType;231    addTestScopedEventListener(t, child, prefixedType, e => {232      observedPrefixedType = e.type;233    });234    triggerAnimation(child);235    await waitForEventThenAnimationFrame(t, unprefixedHandler);236    assert_equals(observedUnprefixedType, unprefixedType);237    assert_equals(observedPrefixedType, prefixedType);238  }, `event types for prefixed and unprefixed ${unprefixedType} event ` +239      `listeners should be named appropriately`);240  promise_test(async t => {241    const div = createDiv(t);242    let receivedEvent = false;243    addTestScopedEventListener(t, div, prefixedType.toLowerCase(), () => {244      receivedEvent = true;245    });246    addTestScopedEventListener(t, div, prefixedType.toUpperCase(), () => {247      receivedEvent = true;248    });249    triggerAnimation(div);250    await waitForEventThenAnimationFrame(t, unprefixedHandler);251    assert_false(receivedEvent, `received ${prefixedType} event`);252  }, `${prefixedType} event listener is case sensitive`);253}254// Below are utility functions.255// Creates a div element, appends it to the document body and removes the256// created element during test cleanup.257function createDiv(test) {258  const element = document.createElement('div');259  element.classList.add('baseStyle');260  document.body.appendChild(element);261  test.add_cleanup(() => {262    element.remove();263  });264  // Flush style before returning. Some browsers only do partial style re-calc,265  // so ask for all important properties to make sure they are applied.266  getComputedStyle(element).transition;267  getComputedStyle(element).width;268  return element;269}270// Adds an event handler for |handlerName| (calling |callback|) to the given271// |target|, that will automatically be cleaned up at the end of the test.272function addTestScopedEventHandler(test, target, handlerName, callback) {273  assert_regexp_match(274      handlerName, /^on/, 'Event handler names must start with "on"');275  assert_equals(target[handlerName], null,276                `${handlerName} must be supported and not previously set`);277  target[handlerName] = callback;278  // We need this cleaned up even if the event handler doesn't run.279  test.add_cleanup(() => {280    if (target[handlerName])281      target[handlerName] = null;282  });283}284// Adds an event listener for |type| (calling |callback|) to the given285// |target|, that will automatically be cleaned up at the end of the test.286function addTestScopedEventListener(test, target, type, callback) {...

Using AI Code Generation

1addTestScopedEventHandler(document, "click", function() {2  console.log("clicked");3});4addTestScopedEventListener(document, "click", function() {5  console.log("clicked");6});7addTestScopedListener(document, "click", function() {8  console.log("clicked");9});10addTestScopedListener(document, "click", function() {11  console.log("clicked");12});13addTestScopedListener(document, "click", function() {14  console.log("clicked");15});16addTestScopedListener(document, "click", function() {17  console.log("clicked");18});19addTestScopedListener(document, "click", function() {20  console.log("clicked");21});22addTestScopedListener(document, "click", function() {23  console.log("clicked");24});25addTestScopedListener(document, "click", function() {26  console.log("clicked");27});28addTestScopedListener(document, "click", function() {29  console.log("clicked");30});31addTestScopedListener(document, "click", function() {32  console.log("clicked");33});34addTestScopedListener(document, "click", function() {35  console.log("clicked");36});37addTestScopedListener(document, "click", function() {38  console.log("clicked");39});

Using AI Code Generation

1wpt.addTestScopedEventHandler('onbeforeunload', function() {2  wpt.log('onbeforeunload');3});4wpt.addTestScopedEventHandler('onload', function() {5  wpt.log('onload');6});7wpt.addTestScopedEventHandler('onunload', function() {8  wpt.log('onunload');9});10wpt.addTestScopedEventHandler('onpagehide', function() {11  wpt.log('onpagehide');12});13wpt.addTestScopedEventHandler('onpageshow', function() {14  wpt.log('onpageshow');15});16wpt.addTestScopedEventHandler('onvisibilitychange', function() {17  wpt.log('onvisibilitychange');18});19wpt.addTestScopedEventHandler('onfocus', function() {20  wpt.log('onfocus');21});22wpt.addTestScopedEventHandler('onblur', function() {23  wpt.log('onblur');24});25wpt.addTestScopedEventHandler('onhashchange', function() {26  wpt.log('onhashchange');27});28wpt.addTestScopedEventHandler('onpopstate', function() {29  wpt.log('onpopstate');30});31wpt.addTestScopedEventHandler('onbeforeprint', function() {32  wpt.log('onbeforeprint');33});34wpt.addTestScopedEventHandler('onafterprint', function() {35  wpt.log('onafterprint');36});37wpt.addTestScopedEventHandler('ononline', function() {38  wpt.log('ononline');39});40wpt.addTestScopedEventHandler('onoffline', function() {

Using AI Code Generation

1var wpt = require('wpt');2wpt.addTestScopedEventHandler('testDone', function(event) {3  console.log("Test done");4});5var wpt = require('wpt');6wpt.addTestScopedEventHandler('testDone', function(event) {7  console.log("Test done");8});9var wpt = require('wpt');10wpt.addTestScopedEventHandler('testDone', function(event) {11  console.log("Test done");12});13var wpt = require('wpt');14wpt.addTestScopedEventHandler('testDone', function(event) {15  console.log("Test done");16});17var wpt = require('wpt');18wpt.addTestScopedEventHandler('testDone', function(event) {19  console.log("Test done");20});21var wpt = require('wpt');22wpt.addTestScopedEventHandler('testDone', function(event) {23  console.log("Test done");24});25var wpt = require('wpt');26wpt.addTestScopedEventHandler('testDone', function(event) {27  console.log("Test done");28});29var wpt = require('wpt');30wpt.addTestScopedEventHandler('testDone', function(event) {31  console.log("Test done");32});33var wpt = require('wpt');34wpt.addTestScopedEventHandler('testDone', function(event) {35  console.log("Test done");36});37var wpt = require('wpt');38wpt.addTestScopedEventHandler('testDone', function(event) {39  console.log("Test done");40});41var wpt = require('wpt');42wpt.addTestScopedEventHandler('test

Using AI Code Generation

1addTestScopedEventHandler(window, 'message', function(e) {2  var data = e.data;3  if (data == 'test-pass') {4    test.pass('test passed');5  } else if (data == 'test-fail') {6    test.fail('test failed');7  } else if (data == 'test-timeout') {8    test.timeout('test timed out');9  }10  test.done();11});12window.parent.postMessage('test-pass', '*');

Using AI Code Generation

1var wpt = require('wpt');2wpt.addTestScopedEventHandler(document, 'click', function(e) {3    console.log('click event occurred');4});5wpt.addTestScopedEventHandler(document, 'click', function(e) {6    console.log('click event occurred again');7});8wpt.addTestScopedEventHandler(document, 'click', function(e) {9    console.log('click event occurred thrice');10});11wpt.addTestScopedEventHandler(document, 'click', function(e) {12    console.log('click event occurred for the fourth time');13});14wpt.addTestScopedEventHandler(document, 'click', function(e) {15    console.log('click event occurred for the fifth time');16});17wpt.addTestScopedEventHandler(document, 'click', function(e) {18    console.log('click event occurred for the sixth time');19});

Using AI Code Generation

1function addTestScopedEventHandler() {2}3function test() {4}5function addTestScopedEventHandler() {6}7function test2() {8}9function addTestEventHandler() {10}11function test() {12}13function addTestEventHandler() {14}15function test2() {16}17function addTestEventHandler() {18}19function test() {20}21function addTestEventHandler() {22}23function test2() {24}

Using AI Code Generation

1function testScopedEventHandler(event) {2    alert("testScopedEventHandler called");3}4wpt.addTestScopedEventHandler("TestScopedEvent", testScopedEventHandler);5var evt = document.createEvent("Event");6evt.initEvent("TestScopedEvent", true, true);7window.dispatchEvent(evt);8wpt.removeTestScopedEventHandler("TestScopedEvent", testScopedEventHandler);9var evt = document.createEvent("Event");10evt.initEvent("TestScopedEvent", true, true);11window.dispatchEvent(evt);12wpt.addTestScopedEventHandler("TestScopedEvent", testScopedEventHandler);13var evt = document.createEvent("Event");14evt.initEvent("TestScopedEvent", true, true);15window.dispatchEvent(evt);16wpt.removeTestScopedEventHandler("TestScopedEvent", testScopedEventHandler);17var evt = document.createEvent("Event");18evt.initEvent("TestScopedEvent", true, true);19window.dispatchEvent(evt);20wpt.removeTestScopedEventHandler("TestScopedEvent", testScopedEventHandler);21var evt = document.createEvent("Event");22evt.initEvent("TestScopedEvent", true, true);23window.dispatchEvent(evt);24wpt.addTestScopedEventHandler("TestScopedEvent", testScopedEventHandler);25var evt = document.createEvent("Event");26evt.initEvent("TestScopedEvent", true, true);27window.dispatchEvent(evt);

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.