1 files changed, 49 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/unboxed-object-clear-new-script.js b/js/src/jit-test/tests/basic/unboxed-object-clear-new-script.js
new file mode 100644
index 000000000..f55456222
--- /dev/null
+++ b/js/src/jit-test/tests/basic/unboxed-object-clear-new-script.js
@@ -0,0 +1,49 @@
+
+function Foo(a, b) {
+    this.a = a;
+    this.b = b;
+}
+
+function invalidate_foo() {
+    var a = [];
+    var counter = 0;
+    for (var i = 0; i < 50; i++)
+        a.push(new Foo(i, i + 1));
+    Object.defineProperty(Foo.prototype, "a", {configurable: true, set: function() { counter++; }});
+    for (var i = 0; i < 50; i++)
+        a.push(new Foo(i, i + 1));
+    delete Foo.prototype.a;
+    var total = 0;
+    for (var i = 0; i < a.length; i++) {
+        assertEq('a' in a[i], i < 50);
+        total += a[i].b;
+    }
+    assertEq(total, 2550);
+    assertEq(counter, 50);
+}
+invalidate_foo();
+
+function Bar(a, b, fn) {
+    this.a = a;
+    if (b == 30)
+        Object.defineProperty(Bar.prototype, "b", {configurable: true, set: fn});
+    this.b = b;
+}
+
+function invalidate_bar() {
+    var a = [];
+    var counter = 0;
+    function fn() { counter++; }
+    for (var i = 0; i < 50; i++)
+        a.push(new Bar(i, i + 1, fn));
+    delete Bar.prototype.b;
+    var total = 0;
+    for (var i = 0; i < a.length; i++) {
+        assertEq('a' in a[i], true);
+        assertEq('b' in a[i], i < 29);
+        total += a[i].a;
+    }
+    assertEq(total, 1225);
+    assertEq(counter, 21);
+}
+invalidate_bar();