48 lines
1.7 KiB
HTML
48 lines
1.7 KiB
HTML
<!doctype html>
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<title>Event propagation tests</title>
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<link rel=author title="Aryeh Gregor" href=ayg@aryeh.name>
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<div id=log></div>
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<script src=/resources/testharness.js></script>
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<script src=/resources/testharnessreport.js></script>
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<script>
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"use strict";
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function testPropagationFlag(ev, expected, desc) {
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test(function() {
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var called = false;
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var callback = function() { called = true };
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this.add_cleanup(function() {
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document.head.removeEventListener("foo", callback)
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});
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document.head.addEventListener("foo", callback);
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document.head.dispatchEvent(ev);
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assert_equals(called, expected, "Propagation flag");
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// dispatchEvent resets the propagation flags so it will happily dispatch
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// the event the second time around.
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document.head.dispatchEvent(ev);
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assert_equals(called, true, "Propagation flag after first dispatch");
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}, desc);
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}
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var ev = document.createEvent("Event");
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ev.initEvent("foo", true, false);
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testPropagationFlag(ev, true, "Newly-created Event");
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ev.stopPropagation();
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testPropagationFlag(ev, false, "After stopPropagation()");
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ev.initEvent("foo", true, false);
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testPropagationFlag(ev, true, "Reinitialized after stopPropagation()");
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var ev = document.createEvent("Event");
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ev.initEvent("foo", true, false);
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ev.stopImmediatePropagation();
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testPropagationFlag(ev, false, "After stopImmediatePropagation()");
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ev.initEvent("foo", true, false);
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testPropagationFlag(ev, true, "Reinitialized after stopImmediatePropagation()");
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var ev = document.createEvent("Event");
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ev.initEvent("foo", true, false);
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ev.cancelBubble = true;
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testPropagationFlag(ev, false, "After cancelBubble=true");
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ev.initEvent("foo", true, false);
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testPropagationFlag(ev, true, "Reinitialized after cancelBubble=true");
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</script>
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