1 files changed, 25 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/cross-origin-embedder-policy/resources/reporting-worker.js b/testing/web-platform/tests/html/cross-origin-embedder-policy/resources/reporting-worker.js
new file mode 100644
index 0000000000..0f8a2ce4c8
--- /dev/null
+++ b/testing/web-platform/tests/html/cross-origin-embedder-policy/resources/reporting-worker.js
@@ -0,0 +1,25 @@
+function run({script, port}) {
+  const reports = [];
+  const observer = new ReportingObserver((rs) => {
+    for (const r of rs) {
+      reports.push(r.toJSON());
+    }
+  });
+  // Wait 200ms for reports to settle.
+  setTimeout(() => {
+    observer.disconnect();
+    port.postMessage(reports);
+  }, 200);
+  observer.observe();
+
+  // This eval call may generate some reports.
+  eval(script);
+}
+
+// For DedicatedWorker and ServiceWorker
+self.addEventListener('message', (e) => run(e.data));
+
+// For SharedWorker
+self.addEventListener('connect', (e) => {
+  e.ports[0].onmessage = (ev) => run(ev.data);
+});