1 files changed, 28 insertions, 0 deletions
diff --git a/js/src/tests/non262/class/superCallOrder.js b/js/src/tests/non262/class/superCallOrder.js
new file mode 100644
index 0000000000..46a1b0e57c
--- /dev/null
+++ b/js/src/tests/non262/class/superCallOrder.js
@@ -0,0 +1,28 @@
+function base() { }
+
+class beforeSwizzle extends base {
+    constructor() {
+        super(Object.setPrototypeOf(beforeSwizzle, null));
+    }
+}
+
+new beforeSwizzle();
+
+function MyError() {}
+
+// Again, testing both dynamic prototype dispatch, and that we verify the function
+// is a constructor after evaluating args
+class beforeThrow extends base {
+    constructor() {
+        function thrower() { throw new MyError(); }
+        super(thrower());
+    }
+}
+
+Object.setPrototypeOf(beforeThrow, Math.sin);
+
+// Won't throw that Math.sin is not a constructor before evaluating the args
+assertThrowsInstanceOf(() => new beforeThrow(), MyError);
+
+if (typeof reportCompare === 'function')
+    reportCompare(0,0,"OK");