dialog-cancel-events.html (1535B)
1 <!DOCTYPE html> 2 <meta charset="utf-8"> 3 <title>Test cancel event is fired when the dialog is closed by user close requests</title> 4 <link rel="help" href="https://bugs.webkit.org/show_bug.cgi?id=227534"> 5 <link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1322947"> 6 <script src="/resources/testharness.js"></script> 7 <script src="/resources/testharnessreport.js"></script> 8 <script src="/resources/testdriver.js"></script> 9 <script src="/resources/testdriver-vendor.js"></script> 10 <script src="/common/top-layer.js"></script> 11 <script src="/close-watcher/resources/helpers.js"></script> 12 13 <dialog> 14 <p>Hello World</p> 15 </dialog> 16 17 <script type="module"> 18 setup({ single_test: true }); 19 20 const dialog = document.querySelector("dialog"); 21 const events = []; 22 23 dialog.addEventListener("cancel", event => { 24 assert_true(event.cancelable, "cancel event should be cancelable"); 25 assert_array_equals(events, []); 26 27 events.push("addEventListener cancel"); 28 }); 29 30 assert_equals(dialog.oncancel, null); 31 dialog.oncancel = () => { 32 assert_array_equals(events, ["addEventListener cancel"]); 33 34 events.push("oncancel"); 35 }; 36 37 dialog.addEventListener("close", () => { 38 assert_array_equals(events, ["addEventListener cancel", "oncancel"]); 39 40 events.push("addEventListener close"); 41 }); 42 43 assert_equals(dialog.onclose, null); 44 dialog.onclose = () => { 45 assert_array_equals(events, ["addEventListener cancel", "oncancel", "addEventListener close"]); 46 47 done(); 48 }; 49 50 dialog.showModal(); 51 await blessTopLayer(dialog); 52 await sendCloseRequest(); 53 </script>