1 files changed, 26 insertions, 0 deletions
diff --git a/js/src/tests/non262/async-functions/toSource.js b/js/src/tests/non262/async-functions/toSource.js
new file mode 100644
index 0000000000..3cd2943aec
--- /dev/null
+++ b/js/src/tests/non262/async-functions/toSource.js
@@ -0,0 +1,26 @@
+// |reftest| skip-if(!Function.prototype.toSource)
+
+var BUGNUMBER = 1335025;
+var summary = "(non-standard) async function toSource";
+
+print(BUGNUMBER + ": " + summary);
+
+async function f1(a, b, c) { await a; }
+
+assertEq(f1.toSource(),
+         "async function f1(a, b, c) { await a; }");
+
+assertEq(async function (a, b, c) { await a; }.toSource(),
+         "(async function (a, b, c) { await a; })");
+
+assertEq((async (a, b, c) => await a).toSource(),
+         "async (a, b, c) => await a");
+
+assertEq((async (a, b, c) => { await a; }).toSource(),
+         "async (a, b, c) => { await a; }");
+
+assertEq({ async foo(a, b, c) { await a; } }.foo.toSource(),
+         "async foo(a, b, c) { await a; }");
+
+if (typeof reportCompare === "function")
+    reportCompare(true, true);