Adding upstream version 115.8.0esr.upstream/115.8.0esr

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 23 insertions, 0 deletions

diff --git a/testing/web-platform/tests/client-hints/resources/open-and-add-load-event.js b/testing/web-platform/tests/client-hints/resources/open-and-add-load-event.js
new file mode 100644
index 0000000000..bd88fcc28e
--- /dev/null
+++ b/testing/web-platform/tests/client-hints/resources/open-and-add-load-event.js
@@ -0,0 +1,23 @@
+function open_and_add_load_event(href) {
+  return new Promise((resolve) => {
+    // While not practically possible, opening "blank" first and setting the
+    // href after allows for the theoretical possibility of registering the event
+    // after the window is loaded.
+    let popup_window = window.open("/resources/blank.html");
+    assert_not_equals(popup_window, null, "Popup windows not allowed?");
+    popup_window.addEventListener('load', resolve, {once: true});
+    popup_window.location.href = href;
+  });
+}
+
+async function open_and_expect_headers(href) {
+  let e = await new Promise(resolve => {
+    let popup_window = window.open("/resources/blank.html");
+    assert_not_equals(popup_window, null, "Popup windows not allowed?");
+    window.addEventListener('message', resolve, false);
+    popup_window.location.href = href;
+  });
+
+  assert_equals(e.data, "PASS");
+  return e;
+}
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