1 files changed, 31 insertions, 0 deletions
diff --git a/devtools/client/webconsole/test/browser/browser_webconsole_worker_promise_error.js b/devtools/client/webconsole/test/browser/browser_webconsole_worker_promise_error.js
new file mode 100644
index 0000000000..36ad8b43db
--- /dev/null
+++ b/devtools/client/webconsole/test/browser/browser_webconsole_worker_promise_error.js
@@ -0,0 +1,31 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+// Tests that an uncaught promise rejection inside a Worker or Worklet
+// is reported to the tabs' webconsole.
+
+"use strict";
+
+const TEST_URI =
+  "https://example.com/browser/devtools/client/webconsole/" +
+  "test/browser/test-worker-promise-error.html";
+
+add_task(async function () {
+  await SpecialPowers.pushPrefEnv({
+    set: [
+      ["dom.audioworklet.enabled", true],
+      ["dom.worklet.enabled", true],
+    ],
+  });
+
+  const hud = await openNewTabAndConsole(TEST_URI);
+  await waitFor(() =>
+    findErrorMessage(hud, "uncaught exception: worker-error")
+  );
+
+  await waitFor(() =>
+    findErrorMessage(hud, "uncaught exception: worklet-error")
+  );
+
+  ok(true, "received error messages");
+});