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Side by Side Diff: third_party/WebKit/LayoutTests/external/wpt/html/webappapis/scripting/events/event-handler-processing-algorithm.html

Issue 2695813009: Import wpt@503f5b5f78ec4e87d144f78609f363f0ed0ea8db (Closed)
Patch Set: Skip some tests Created 3 years, 10 months ago
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1 <!DOCTYPE html> 1 <!DOCTYPE html>
2 <title>Event handlers processing algorithm</title> 2 <title>Event handlers processing algorithm</title>
3 <script src="/resources/testharness.js"></script> 3 <script src="/resources/testharness.js"></script>
4 <script src="/resources/testharnessreport.js"></script> 4 <script src="/resources/testharnessreport.js"></script>
5 <body> 5 <body>
6 <div id="foo" style="width: 100px; height: 100px; background-color: black"></di v> 6 <div id="foo" style="width: 100px; height: 100px; background-color: black"></di v>
7 <script> 7 <script>
8 async_test(function(t) { 8 async_test(function(t) {
9 var ev = new Event('mouseover', {cancelable: true}); 9 var ev = new Event('mouseover', {cancelable: true});
10 document.getElementById("foo").onmouseover = t.step_func(function() { retur n true }); 10 document.getElementById("foo").onmouseover = t.step_func(function() { retur n true });
11 document.getElementById("foo").dispatchEvent(ev); 11 document.getElementById("foo").dispatchEvent(ev);
12 assert_equals(ev.defaultPrevented, true) 12 assert_equals(ev.defaultPrevented, true)
13 t.done(); 13 t.done();
14 }, "mouseover listener returning true cancels event"); 14 }, "mouseover listener returning true cancels event");
15 15
16 async_test(function(t) { 16 async_test(function(t) {
17 var ev = new Event('mouseover', {cancelable: true}); 17 var ev = new Event('mouseover', {cancelable: true});
18 document.getElementById("foo").onmouseover = t.step_func(function() { retur n false; }); 18 document.getElementById("foo").onmouseover = t.step_func(function() { retur n false; });
19 document.getElementById("foo").dispatchEvent(ev); 19 document.getElementById("foo").dispatchEvent(ev);
20 assert_equals(ev.defaultPrevented, false); 20 assert_equals(ev.defaultPrevented, false);
21 t.done(); 21 t.done();
22 }, "mouseover listener returning false doesn't cancel event"); 22 }, "mouseover listener returning false doesn't cancel event");
23 23
24 async_test(function(t) { 24 // beforeunload is tested in html/browsers/browsing-the-web/unloading-documents /beforeunload-canceling.html
25 var ev = new Event('beforeunload', {cancelable: true});
26 window.onbeforeunload = t.step_func(function() {return null});
27 window.dispatchEvent(ev);
28 assert_equals(ev.defaultPrevented, true);
29 t.done();
30 }, "beforeunload listener returning null cancels event");
31
32 async_test(function(t) {
33 var ev = new Event('beforeunload', {cancelable: true});
34 window.onbeforeunload = t.step_func(function() {return true});
35 window.dispatchEvent(ev);
36 assert_equals(ev.defaultPrevented, false);
37 t.done();
38 }, "beforeunload listener returning non-null doesn't cancel event");
39 25
40 async_test(function(t) { 26 async_test(function(t) {
41 var ev = new Event("click", {cancelable: true}); 27 var ev = new Event("click", {cancelable: true});
42 document.getElementById("foo").onclick = t.step_func(function() { return fa lse; }); 28 document.getElementById("foo").onclick = t.step_func(function() { return fa lse; });
43 document.getElementById("foo").dispatchEvent(ev); 29 document.getElementById("foo").dispatchEvent(ev);
44 assert_equals(ev.defaultPrevented, true); 30 assert_equals(ev.defaultPrevented, true);
45 t.done(); 31 t.done();
46 }, "click listener returning false cancels event"); 32 }, "click listener returning false cancels event");
47 33
48 async_test(function(t) { 34 async_test(function(t) {
49 var ev = new Event("blur", {cancelable: true}); 35 var ev = new Event("blur", {cancelable: true});
50 document.getElementById("foo").onblur = t.step_func(function() { return fal se; }); 36 document.getElementById("foo").onblur = t.step_func(function() { return fal se; });
51 document.getElementById("foo").dispatchEvent(ev); 37 document.getElementById("foo").dispatchEvent(ev);
52 assert_equals(ev.defaultPrevented, true); 38 assert_equals(ev.defaultPrevented, true);
53 t.done(); 39 t.done();
54 }, "blur listener returning false cancels event"); 40 }, "blur listener returning false cancels event");
55 41
56 async_test(function(t) { 42 async_test(function(t) {
57 var ev = new Event("dblclick", {cancelable: true}); 43 var ev = new Event("dblclick", {cancelable: true});
58 document.getElementById("foo").ondblclick = t.step_func(function() { return false; }); 44 document.getElementById("foo").ondblclick = t.step_func(function() { return false; });
59 document.getElementById("foo").dispatchEvent(ev); 45 document.getElementById("foo").dispatchEvent(ev);
60 assert_equals(ev.defaultPrevented, true); 46 assert_equals(ev.defaultPrevented, true);
61 t.done(); 47 t.done();
62 }, "dblclick listener returning false cancels event"); 48 }, "dblclick listener returning false cancels event");
63 </script> 49 </script>
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