diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/Proxy/deleteProperty/targetdesc-is-not-configurable.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Proxy/deleteProperty/targetdesc-is-not-configurable.js | 31 |
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); |