diff options
Diffstat (limited to 'testing/web-platform/tests/dom/events/Event-dispatch-handlers-changed.html')
-rw-r--r-- | testing/web-platform/tests/dom/events/Event-dispatch-handlers-changed.html | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/testing/web-platform/tests/dom/events/Event-dispatch-handlers-changed.html b/testing/web-platform/tests/dom/events/Event-dispatch-handlers-changed.html new file mode 100644 index 0000000000..24e6fd70cb --- /dev/null +++ b/testing/web-platform/tests/dom/events/Event-dispatch-handlers-changed.html @@ -0,0 +1,91 @@ +<!DOCTYPE html> +<meta charset=utf-8> +<title> Dispatch additional events inside an event listener </title> +<link rel="help" href="https://dom.spec.whatwg.org/#concept-event-dispatch"> +<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 = "bar"; + var target = document.getElementById("target"); + var parent = document.getElementById("parent"); + var tbody = document.getElementById("table-body"); + var table = document.getElementById("table"); + var body = document.body; + var html = document.documentElement; + var targets = [window, document, html, body, table, tbody, parent, target]; + var expected_targets = [ + window, + document, + html, + body, + table, + tbody, + parent, + target, + target, + target, // The additional listener for target runs as we copy its listeners twice + parent, + tbody, + table, + body, + html, + document, + window + ]; + var expected_listeners = [0,0,0,0,0,0,0,0,1,3,1,1,1,1,1,1,1]; + + var actual_targets = [], actual_listeners = []; + var test_event_function = function(i) { + return this.step_func(function(evt) { + actual_targets.push(evt.currentTarget); + actual_listeners.push(i); + + if (evt.eventPhase != evt.BUBBLING_PHASE && evt.currentTarget.foo != 1) { + evt.currentTarget.removeEventListener(event_type, event_handlers[0], true); + evt.currentTarget.addEventListener(event_type, event_handlers[2], true); + evt.currentTarget.foo = 1; + } + + if (evt.eventPhase != evt.CAPTURING_PHASE && evt.currentTarget.foo != 3) { + evt.currentTarget.removeEventListener(event_type, event_handlers[0], false); + evt.currentTarget.addEventListener(event_type, event_handlers[3], false); + evt.currentTarget.foo = 3; + } + }); + }.bind(this); + var event_handlers = [ + test_event_function(0), + test_event_function(1), + test_event_function(2), + test_event_function(3), + ]; + + for (var i = 0; i < targets.length; ++i) { + targets[i].addEventListener(event_type, event_handlers[0], true); + targets[i].addEventListener(event_type, event_handlers[1], false); + } + + var evt = document.createEvent("Event"); + evt.initEvent(event_type, true, true); + target.dispatchEvent(evt); + + assert_array_equals(actual_targets, expected_targets, "actual_targets"); + assert_array_equals(actual_listeners, expected_listeners, "actual_listeners"); +}); +</script> |