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-rw-r--r--js/src/tests/test262/built-ins/Proxy/defineProperty/targetdesc-configurable-desc-not-configurable.js38
1 files changed, 38 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Proxy/defineProperty/targetdesc-configurable-desc-not-configurable.js b/js/src/tests/test262/built-ins/Proxy/defineProperty/targetdesc-configurable-desc-not-configurable.js
new file mode 100644
index 0000000000..1e5a27273d
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Proxy/defineProperty/targetdesc-configurable-desc-not-configurable.js
@@ -0,0 +1,38 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 9.5.6
+description: >
+ Throw a TypeError exception if Desc is not configurable and target property
+ descriptor is configurable and trap result is true.
+info: |
+ [[DefineOwnProperty]] (P, Desc)
+
+ ...
+ 20. Else targetDesc is not undefined,
+ b. If settingConfigFalse is true and targetDesc.[[Configurable]] is
+ true, throw a TypeError exception.
+ ...
+features: [Proxy]
+---*/
+
+var target = {};
+var p = new Proxy(target, {
+ defineProperty: function(t, prop, desc) {
+ return true;
+ }
+});
+
+Object.defineProperty(target, "foo", {
+ value: 1,
+ configurable: true
+});
+
+assert.throws(TypeError, function() {
+ Object.defineProperty(p, "foo", {
+ value: 1,
+ configurable: false
+ });
+});
+
+reportCompare(0, 0);