1 files changed, 37 insertions, 0 deletions
diff --git a/testing/web-platform/tests/close-watcher/user-activation/ny-activate-preventDefault.html b/testing/web-platform/tests/close-watcher/user-activation/ny-activate-preventDefault.html
new file mode 100644
index 0000000000..5ffb64b113
--- /dev/null
+++ b/testing/web-platform/tests/close-watcher/user-activation/ny-activate-preventDefault.html
@@ -0,0 +1,37 @@
+<!doctype html>
+<meta name=variant content="?dialog">
+<meta name=variant content="?CloseWatcher">
+<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="/resources/testdriver-actions.js"></script>
+<script src="/common/top-layer.js"></script>
+<script src="../resources/helpers.js"></script>
+
+<body>
+<script>
+const type = location.search.substring(1);
+
+promise_test(async t => {
+  const events = [];
+
+  const watcher1 = createRecordingCloseWatcher(t, events, "watcher1", type);
+  const watcher2 = await createBlessedRecordingCloseWatcher(t, events, "watcher2", type, watcher1);
+  watcher2.addEventListener("cancel", e => e.preventDefault());
+
+  await maybeTopLayerBless(watcher2);
+
+  await sendCloseRequest();
+  await waitForPotentialCloseEvent();
+  assert_array_equals(events, ["watcher2 cancel"]);
+
+  await sendCloseRequest();
+  await waitForPotentialCloseEvent();
+  assert_array_equals(events, ["watcher2 cancel", "watcher2 close"]);
+
+  await sendCloseRequest();
+  await waitForPotentialCloseEvent();
+  assert_array_equals(events, ["watcher2 cancel", "watcher2 close", "watcher1 close"]);
+}, "Create a close watcher without user activation; create a close watcher with user activation that preventDefault()s cancel; send user activation");
+</script>