Event-initEvent.html

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This WPT test may be referenced by the following Test IDs:
- /dom/events/Event-initEvent.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<title>Event.initEvent</title>

<link rel="author" title="Ms2ger" href="mailto:Ms2ger@gmail.com">

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<div id="log"></div>

<script>

var booleans = [true, false];

booleans.forEach(function(bubbles) {

  booleans.forEach(function(cancelable) {

    test(function() {

      var e = document.createEvent("Event")

      e.initEvent("type", bubbles, cancelable)

      // Step 2.

      // Stop (immediate) propagation flag is tested later

      assert_equals(e.defaultPrevented, false, "defaultPrevented")

      assert_equals(e.returnValue, true, "returnValue")

      // Step 3.

      assert_equals(e.isTrusted, false, "isTrusted")

      // Step 4.

      assert_equals(e.target, null, "target")

      assert_equals(e.srcElement, null, "srcElement")

      // Step 5.

      assert_equals(e.type, "type", "type")

      // Step 6.

      assert_equals(e.bubbles, bubbles, "bubbles")

      // Step 7.

      assert_equals(e.cancelable, cancelable, "cancelable")

    }, "Properties of initEvent(type, " + bubbles + ", " + cancelable + ")")

})

})

test(function() {

  var e = document.createEvent("Event")

  e.initEvent("type 1", true, false)

  assert_equals(e.type, "type 1", "type (first init)")

  assert_equals(e.bubbles, true, "bubbles (first init)")

  assert_equals(e.cancelable, false, "cancelable (first init)")

  e.initEvent("type 2", false, true)

  assert_equals(e.type, "type 2", "type (second init)")

  assert_equals(e.bubbles, false, "bubbles (second init)")

  assert_equals(e.cancelable, true, "cancelable (second init)")

}, "Calling initEvent multiple times (getting type).")

test(function() {

  // https://bugzilla.mozilla.org/show_bug.cgi?id=998809

  var e = document.createEvent("Event")

  e.initEvent("type 1", true, false)

  assert_equals(e.bubbles, true, "bubbles (first init)")

  assert_equals(e.cancelable, false, "cancelable (first init)")

  e.initEvent("type 2", false, true)

  assert_equals(e.type, "type 2", "type (second init)")

  assert_equals(e.bubbles, false, "bubbles (second init)")

  assert_equals(e.cancelable, true, "cancelable (second init)")

}, "Calling initEvent multiple times (not getting type).")

// Step 2.

async_test(function() {

  // https://www.w3.org/Bugs/Public/show_bug.cgi?id=17715

  var e = document.createEvent("Event")

  e.initEvent("type", false, false)

  assert_equals(e.type, "type", "type (first init)")

  assert_equals(e.bubbles, false, "bubbles (first init)")

  assert_equals(e.cancelable, false, "cancelable (first init)")

  var target = document.createElement("div")

  target.addEventListener("type", this.step_func(function() {

    e.initEvent("fail", true, true)

    assert_equals(e.type, "type", "type (second init)")

    assert_equals(e.bubbles, false, "bubbles (second init)")

    assert_equals(e.cancelable, false, "cancelable (second init)")

  }), false)

  assert_equals(target.dispatchEvent(e), true, "dispatchEvent must return true")

  this.done()

}, "Calling initEvent must not have an effect during dispatching.")

test(function() {

  var e = document.createEvent("Event")

  e.stopPropagation()

  e.initEvent("type", false, false)

  var target = document.createElement("div")

  var called = false

  target.addEventListener("type", function() { called = true }, false)

  assert_false(e.cancelBubble, "cancelBubble must be false")

  assert_true(target.dispatchEvent(e), "dispatchEvent must return true")

  assert_true(called, "Listener must be called")

}, "Calling initEvent must unset the stop propagation flag.")

test(function() {

  var e = document.createEvent("Event")

  e.stopImmediatePropagation()

  e.initEvent("type", false, false)

  var target = document.createElement("div")

  var called = false

  target.addEventListener("type", function() { called = true }, false)

  assert_true(target.dispatchEvent(e), "dispatchEvent must return true")

  assert_true(called, "Listener must be called")

}, "Calling initEvent must unset the stop immediate propagation flag.")

async_test(function() {

  var e = document.createEvent("Event")

  e.initEvent("type", false, false)

  var target = document.createElement("div")

  target.addEventListener("type", this.step_func(function() {

    e.initEvent("type2", true, true);

    assert_equals(e.type, "type", "initEvent type setter should short-circuit");

    assert_false(e.bubbles, "initEvent bubbles setter should short-circuit");

    assert_false(e.cancelable, "initEvent cancelable setter should short-circuit");

  }), false)

  assert_equals(target.dispatchEvent(e), true, "dispatchEvent must return true")

  this.done()

}, "Calling initEvent during propagation.")

test(function() {

  var e = document.createEvent("Event")

  assert_throws_js(TypeError, function() {

    e.initEvent()

})

}, "First parameter to initEvent should be mandatory.")

test(function() {

  var e = document.createEvent("Event")

  e.initEvent("type")

  assert_equals(e.type, "type", "type")

  assert_false(e.bubbles, "bubbles")

  assert_false(e.cancelable, "cancelable")

}, "Tests initEvent's default parameter values.")

</script>