1 files changed, 31 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Proxy/deleteProperty/targetdesc-is-not-configurable.js b/js/src/tests/test262/built-ins/Proxy/deleteProperty/targetdesc-is-not-configurable.js
new file mode 100644
index 0000000000..9b6f079ad5
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Proxy/deleteProperty/targetdesc-is-not-configurable.js
@@ -0,0 +1,31 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 9.5.10
+description: >
+    [[Delete]] (P)
+
+    A property cannot be reported as deleted, if it exists as a non-configurable
+    own property of the target object.
+info: |
+    14. If targetDesc.[[Configurable]] is false, throw a TypeError exception.
+features: [Proxy]
+---*/
+
+var target = {};
+var p = new Proxy(target, {
+  deleteProperty: function() {
+    return true;
+  }
+});
+
+Object.defineProperty(target, "attr", {
+  configurable: false,
+  value: 1
+});
+
+assert.throws(TypeError, function() {
+  delete p.attr;
+});
+
+reportCompare(0, 0);