Disable beforeunload event for document picture in picture

Bug: 1450120 Change-Id: I43cea1e1f6ad3bdd1153e1adffd511bba227e0c8 Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4590969 Commit-Queue: Benjamin Keen <bkeen@google.com> Reviewed-by: Tommy Steimel <steimel@chromium.org> Reviewed-by: Joey Arhar <jarhar@chromium.org> Cr-Commit-Position: refs/heads/main@{#1153535}
web-platform-tests · Jun 5, 2023 · 00a0518 · 00a0518
1 parent efeaa7c
commit 00a0518
Showing 1 changed file with 22 additions and 0 deletions.
diff --git a/document-picture-in-picture/beforeunload-is-disabled.https.html b/document-picture-in-picture/beforeunload-is-disabled.https.html
@@ -0,0 +1,22 @@
+<!DOCTYPE html>
+<title>Test that onbeforeunload is disabled for document picture in picture</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>
+
+<body>
+  <script>
+    promise_test(async (t) => {
+      await test_driver.bless('request PiP window from top window');
+      const pipWindow = await documentPictureInPicture.requestWindow();
+      var onbeforeunloadDisabled = true;
+      pipWindow.window.onbeforeunload = () => {
+        onbeforeunloadDisabled = false;
+        return "This is a test";
+      }
+      pipWindow.close();
+      assert_true(onbeforeunloadDisabled, 'onbeforeunload should be disabled for document picture in picture');
+    });
+  </script>
+</body>