1 files changed, 29 insertions, 0 deletions
diff --git a/devtools/client/webconsole/test/browser/browser_webconsole_worklet_error.js b/devtools/client/webconsole/test/browser/browser_webconsole_worklet_error.js
new file mode 100644
index 0000000000..63b64c74b6
--- /dev/null
+++ b/devtools/client/webconsole/test/browser/browser_webconsole_worklet_error.js
@@ -0,0 +1,29 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+// Tests that syntax errors in worklet scripts show in the console and that
+// throwing uncaught errors and primitive values in worklets shows a stack.
+
+"use strict";
+
+const TEST_URI =
+  "https://example.com/browser/devtools/client/webconsole/" +
+  "test/browser/test-error-worklet.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, "SyntaxError: duplicate formal argument")
+  );
+  ok(true, "Received expected SyntaxError");
+  await checkMessageStack(hud, "addModule", [18, 21]);
+  await checkMessageStack(hud, "process", [7, 12]);
+});