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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /html/semantics/interactive-elements/the-dialog-element/dialog-cancel-events.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<meta charset="utf-8">
<title>Test cancel event is fired when the dialog is closed by user close requests</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-vendor.js"></script>
<script src="/common/top-layer.js"></script>
<script src="/close-watcher/resources/helpers.js"></script>
<dialog>
<p>Hello World</p>
</dialog>
<script type="module">
setup({ single_test: true });
const dialog = document.querySelector("dialog");
const events = [];
dialog.addEventListener("cancel", event => {
assert_true(event.cancelable, "cancel event should be cancelable");
assert_array_equals(events, []);
events.push("addEventListener cancel");
});
assert_equals(dialog.oncancel, null);
dialog.oncancel = () => {
assert_array_equals(events, ["addEventListener cancel"]);
events.push("oncancel");
};
dialog.addEventListener("close", () => {
assert_array_equals(events, ["addEventListener cancel", "oncancel"]);
events.push("addEventListener close");
});
assert_equals(dialog.onclose, null);
dialog.onclose = () => {
assert_array_equals(events, ["addEventListener cancel", "oncancel", "addEventListener close"]);
done();
};
dialog.showModal();
await blessTopLayer(dialog);
await sendCloseRequest();
</script>