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How to use addTestScopedEventListener method in wpt

Best JavaScript code snippet using wpt

prefixed-animation-event-tests.js

Source:prefixed-animation-event-tests.js

...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) {287  target.addEventListener(type, callback);288  // We need this cleaned up even if the event handler doesn't run.289  test.add_cleanup(() => {290    target.removeEventListener(type, callback);291  });292}293// Returns a promise that will resolve once the passed event (|eventName|) has294// triggered and one more animation frame has happened. Automatically chooses295// between an event handler or event listener based on whether |eventName|296// begins with 'on'.297//298// We always listen on window as we don't want to interfere with the test via299// triggering the prefixed event deduplication logic.300function waitForEventThenAnimationFrame(test, eventName) {...

Using AI Code Generation

1function addTestScopedEventListener(target, type, listener, useCapture) {2  var wrapper = function(e) {3    listener(e);4    removeTestScopedEventListener(target, type, wrapper, useCapture);5  };6  addEventListener(target, type, wrapper, useCapture);7}8function removeTestScopedEventListener(target, type, listener, useCapture) {9  removeEventListener(target, type, listener, useCapture);10}11var wpt = require('./wpt.js');12var wpt = require('./wpt.js').addEventListener;13var wpt = require('./wpt.js').removeEventListener;14function addTestScopedEventListener(target, type, listener, useCapture) {15  var wrapper = function(e) {16    listener(e);17    removeTestScopedEventListener(target, type, wrapper, useCapture);18  };19  addEventListener(target, type, wrapper, useCapture);20}21function removeTestScopedEventListener(target, type, listener, useCapture) {22  removeEventListener(target, type, listener, useCapture);23}

Using AI Code Generation

1addTestScopedEventListener(window, 'message', function(e) {2  if (e.data == 'test') {3    postMessage('test');4  }5});6addTestScopedEventListener(window, 'message', function(e) {7  if (e.data == 'test') {8    postMessage('test');9  }10});11addTestScopedEventListener(window, 'message', function(e) {12  if (e.data == 'test') {13    postMessage('test');14  }15});16addTestScopedEventListener(window, 'message', function(e) {17  if (e.data == 'test') {18    postMessage('test');19  }20});21addTestScopedEventListener(window, 'message', function(e) {22  if (e.data == 'test') {23    postMessage('test');24  }25});26addTestScopedEventListener(window, 'message', function(e) {27  if (e.data == 'test') {28    postMessage('test');29  }30});31addTestScopedEventListener(window, 'message', function(e) {32  if (e.data == 'test') {33    postMessage('test');34  }35});36addTestScopedEventListener(window, 'message', function(e) {37  if (e.data == 'test') {38    postMessage('test');39  }40});41addTestScopedEventListener(window, 'message', function(e) {42  if (e.data == 'test') {43    postMessage('test');44  }45});46addTestScopedEventListener(window, 'message', function(e) {47  if (e.data == 'test') {48    postMessage('test');49  }50});

Using AI Code Generation

1addTestScopedEventListener(window, 'message', function(e) {2  if (e.data === 'test') {3  }4}, false);5addTestScopedEventListener(window, 'message', function(e) {6  if (e.data === 'test') {7  }8}, false);9addTestScopedEventListener(window, 'message', function(e) {10  if (e.data === 'test') {11  }12}, false);13var eventListener = addTestScopedEventListener(window, 'message', function(e) {14  if (e.data === 'test') {15  }16}, false);17window.removeEventListener('message', eventListener, false);

Using AI Code Generation

1addTestScopedEventListener(window, 'message', function(e) {2    if (e.data === 'test complete') {3        finishJSTest();4    }5}, false);6window.parent.postMessage('test complete', '*');7addTestScopedEventListener(window, 'message', function(e) {8    if (e.data === 'test complete') {9        finishJSTest();10    }11}, false);12window.parent.postMessage('test complete', '*');13addTestScopedEventListener(window, 'message', function(e) {14    if (e.data === 'test complete') {15        finishJSTest();16    }17}, false);18window.parent.postMessage('test complete', '*');19addTestScopedEventListener(window, 'message', function(e) {20    if (e.data === 'test complete') {21        finishJSTest();22    }23}, false);24window.parent.postMessage('test complete', '*');25addTestScopedEventListener(window, 'message', function(e) {26    if (e.data === 'test complete') {27        finishJSTest();28    }29}, false);30window.parent.postMessage('test complete', '*');31addTestScopedEventListener(window, 'message', function(e) {32    if (e.data === 'test complete') {33        finishJSTest();34    }35}, false);36window.parent.postMessage('test complete', '*');37addTestScopedEventListener(window, 'message', function(e) {38    if (e.data === 'test complete') {39        finishJSTest();40    }41}, false);

Using AI Code Generation

1addTestScopedEventListener('test1', function(){/*code to be executed*/});2addTestScopedEventListener('test2', function(){/*code to be executed*/});3addTestScopedEventListener('test3', function(){/*code to be executed*/});4addTestScopedEventListener('test1', function(){/*code to be executed*/});5addTestScopedEventListener('test2', function(){/*code to be executed*/});6addTestScopedEventListener('test3', function(){/*code to be executed*/});7addTestScopedEventListener('test1', function(){/*code to be executed*/});8addTestScopedEventListener('test2', function(){/*code to be executed*/});9addTestScopedEventListener('test3', function(){/*code to be executed*/});10addTestScopedEventListener('test1', function(){/*code to be executed*/});11addTestScopedEventListener('test2', function(){/*code to be executed*/});12addTestScopedEventListener('test3', function(){/*code to be executed*/});13addTestScopedEventListener('test1', function(){/*code to be executed*/});14addTestScopedEventListener('test2', function(){/*code to be executed*/});15addTestScopedEventListener('test3', function(){/*code to be executed*/});16addTestScopedEventListener('test1', function(){/*code to be executed*/});17addTestScopedEventListener('test2', function(){/*code to be executed*/});18addTestScopedEventListener('test3', function(){/*code to be executed*/});19addTestScopedEventListener('test1', function(){/*code to be executed*/});

Using AI Code Generation

1addTestScopedEventListener('testharnessreport', function (e) {2  if (e.status === 'OK') {3    console.log('testharnessreport: ' + e.message);4  }5});6addEventListener('testharnessreport', function (e) {7  if (e.status === 'OK') {8    console.log('testharnessreport: ' + e.message);9  }10});11document.addEventListener('testharnessreport', function (e) {12  if (e.status === 'OK') {13    console.log('testharnessreport: ' + e.message);14  }15});16document.body.addEventListener('testharnessreport', function (e) {17  if (e.status === 'OK') {18    console.log('testharnessreport: ' + e.message);19  }20});21document.documentElement.addEventListener('testharnessreport', function (e) {22  if (e.status === 'OK') {23    console.log('testharnessreport: ' + e.message);24  }25});26document.head.addEventListener('testharnessreport', function (e) {27  if (e.status === 'OK') {28    console.log('testharnessreport: ' + e.message);29  }30});31document.title.addEventListener('testharnessreport', function (e) {32  if (e.status === 'OK') {33    console.log('testharnessreport: ' + e.message);34  }35});36document.doctype.addEventListener('testharnessreport', function (e) {37  if (e.status === 'OK') {38    console.log('testharnessreport: ' + e.message);39  }40});41document.implementation.addEventListener('testharnessreport', function (e) {42  if (e.status === 'OK') {43    console.log('testharnessreport: ' + e.message);44  }45});46document.location.addEventListener('testharnessreport', function (e) {47  if (e.status === 'OK') {48    console.log('testh

Using AI Code Generation

1wpt.addTestScopedEventListener("testEvent", function (data) {2});3wpt.sendTestScopedMessage("testEvent", data);4wpt.addTestScopedEventListener("testEvent", function (data) {5});6wpt.sendTestScopedMessage("testEvent", data);

Using AI Code Generation

1wpt.addTestScopedEventListener("test-event", function (e) {2});3wpt.raiseTestEvent("test-event", { data: "some data" });4wpt.addTestScopedEventListener("test-event", function (e) {5});6wpt.raiseTestEvent("test-event", { data: "some data" });7wpt.addTestScopedEventListener("test-event", function (e) {8});9wpt.raiseTestEvent("test-event", { data: "some data" });10wpt.addTestScopedEventListener("test-event", function (e) {11});12wpt.raiseTestEvent("test-event", { data: "some data" });13wpt.addTestScopedEventListener("test-event", function (e) {14});15wpt.raiseTestEvent("test-event", { data: "some data" });16wpt.addTestScopedEventListener("test-event", function (e) {17});18wpt.raiseTestEvent("test-event", { data: "some data" });19wpt.addTestScopedEventListener("test-event", function (e) {

Using AI Code Generation

1var testScopedEventName = 'testScopedEvent';2function testScopedEventFunction(event) {3  console.log('test scoped event fired');4}5wpt.addTestScopedEventListener(testScopedEventName, testScopedEventFunction);6wpt.fireTestScopedEvent(testScopedEventName);7wpt.removeTestScopedEventListener(testScopedEventName, testScopedEventFunction);8wpt.fireTestScopedEvent(testScopedEventName);9var testScopedEventName = 'testScopedEvent';10function testScopedEventFunction(event) {11  console.log('test scoped event fired');12}13wpt.addTestScopedEventListener(testScopedEventName, testScopedEventFunction);14wpt.fireTestScopedEvent(testScopedEventName);15wpt.removeTestScopedEventListener(testScopedEventName, testScopedEventFunction);16wpt.fireTestScopedEvent(testScopedEventName);17var testScopedEventName = 'testScopedEvent';18function testScopedEventFunction(event) {19  console.log('test scoped event fired');20}21wpt.addTestScopedEventListener(testScopedEventName, testScopedEventFunction);22wpt.fireTestScopedEvent(testScopedEventName);23wpt.removeTestScopedEventListener(testScopedEventName, testScopedEventFunction);24wpt.fireTestScopedEvent(testScopedEventName);

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