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Diffstat (limited to 'testing/web-platform/tests/dom/events/EventTarget-dispatchEvent-returnvalue.html')
-rw-r--r-- | testing/web-platform/tests/dom/events/EventTarget-dispatchEvent-returnvalue.html | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/testing/web-platform/tests/dom/events/EventTarget-dispatchEvent-returnvalue.html b/testing/web-platform/tests/dom/events/EventTarget-dispatchEvent-returnvalue.html new file mode 100644 index 0000000000..c4466e0d6c --- /dev/null +++ b/testing/web-platform/tests/dom/events/EventTarget-dispatchEvent-returnvalue.html @@ -0,0 +1,71 @@ +<!DOCTYPE html> +<meta charset=utf-8> +<title>EventTarget.dispatchEvent: return value</title> +<link rel="help" href="https://dom.spec.whatwg.org/#concept-event-dispatch"> +<link rel="help" href="https://dom.spec.whatwg.org/#dom-event-preventdefault"> +<link rel="help" href="https://dom.spec.whatwg.org/#dom-event-returnvalue"> +<link rel="help" href="https://dom.spec.whatwg.org/#dom-event-defaultprevented"> +<script src="/resources/testharness.js"></script> +<script src="/resources/testharnessreport.js"></script> +<div id=log></div> +<table id="table" border="1" style="display: none"> + <tbody id="table-body"> + <tr id="table-row"> + <td id="table-cell">Shady Grove</td> + <td>Aeolian</td> + </tr> + <tr id="parent"> + <td id="target">Over the river, Charlie</td> + <td>Dorian</td> + </tr> + </tbody> +</table> +<script> +test(function() { + var event_type = "foo"; + var target = document.getElementById("target"); + var parent = document.getElementById("parent"); + var default_prevented; + var return_value; + + parent.addEventListener(event_type, function(e) {}, true); + target.addEventListener(event_type, function(e) { + evt.preventDefault(); + default_prevented = evt.defaultPrevented; + return_value = evt.returnValue; + }, true); + target.addEventListener(event_type, function(e) {}, true); + + var evt = document.createEvent("Event"); + evt.initEvent(event_type, true, true); + + assert_true(parent.dispatchEvent(evt)); + assert_false(target.dispatchEvent(evt)); + assert_true(default_prevented); + assert_false(return_value); +}, "Return value of EventTarget.dispatchEvent() affected by preventDefault()."); + +test(function() { + var event_type = "foo"; + var target = document.getElementById("target"); + var parent = document.getElementById("parent"); + var default_prevented; + var return_value; + + parent.addEventListener(event_type, function(e) {}, true); + target.addEventListener(event_type, function(e) { + evt.returnValue = false; + default_prevented = evt.defaultPrevented; + return_value = evt.returnValue; + }, true); + target.addEventListener(event_type, function(e) {}, true); + + var evt = document.createEvent("Event"); + evt.initEvent(event_type, true, true); + + assert_true(parent.dispatchEvent(evt)); + assert_false(target.dispatchEvent(evt)); + assert_true(default_prevented); + assert_false(return_value); +}, "Return value of EventTarget.dispatchEvent() affected by returnValue."); +</script> |