1 files changed, 35 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/debug/onExceptionUnwind-resumption-async.js b/js/src/jit-test/tests/debug/onExceptionUnwind-resumption-async.js
new file mode 100644
index 0000000000..1c74d56c89
--- /dev/null
+++ b/js/src/jit-test/tests/debug/onExceptionUnwind-resumption-async.js
@@ -0,0 +1,35 @@
+load(libdir + "asserts.js");
+
+var g = newGlobal({newCompartment: true});
+var dbg = Debugger(g);
+
+g.eval(`
+async function f() {
+    return e;
+}
+`);
+
+// Just continue
+dbg.onExceptionUnwind = function(frame) {
+    return undefined;
+};
+g.eval(`
+var E;
+f().catch(e => { exc = e });
+drainJobQueue();
+assertEq(exc instanceof ReferenceError, true);
+`);
+
+// Return with resumption value.
+dbg.onExceptionUnwind = function(frame) {
+    return {
+        return: 10
+    };
+};
+var val = g.eval(`
+var val;
+f().then(v => { val = v });
+drainJobQueue();
+val;
+`);
+assertEq(val, 10);