1 files changed, 19 insertions, 0 deletions
diff --git a/testing/web-platform/tests/document-picture-in-picture/iframe-document-pip.https.html b/testing/web-platform/tests/document-picture-in-picture/iframe-document-pip.https.html
new file mode 100644
index 0000000000..b978a2d4e6
--- /dev/null
+++ b/testing/web-platform/tests/document-picture-in-picture/iframe-document-pip.https.html
@@ -0,0 +1,19 @@
+<!DOCTYPE html>
+<title>Test that document pip is not allowed in iframes.</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>
+  <iframe></iframe>
+</body>
+<script>
+promise_test(t => {
+  const frame = document.querySelector('iframe');
+  const frameDOMException = frame.contentWindow.DOMException;
+  return test_driver.bless('request PiP window from iframe', frame.contentWindow).then(t.step_func(_ => {
+    return promise_rejects_dom(t, 'NotAllowedError', frameDOMException,
+      frame.contentWindow.documentPictureInPicture.requestWindow());
+  }));
+});
+</script>