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Diffstat (limited to 'js/src/tests/test262/built-ins/Array/prototype/concat/create-species-poisoned.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Array/prototype/concat/create-species-poisoned.js | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/prototype/concat/create-species-poisoned.js b/js/src/tests/test262/built-ins/Array/prototype/concat/create-species-poisoned.js new file mode 100644 index 0000000000..a4f8cfe80a --- /dev/null +++ b/js/src/tests/test262/built-ins/Array/prototype/concat/create-species-poisoned.js @@ -0,0 +1,33 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-array.prototype.concat +description: Abrupt completion from `@@species` property access +info: | + 1. Let O be ? ToObject(this value). + 2. Let A be ? ArraySpeciesCreate(O, 0). + + 9.4.2.3 ArraySpeciesCreate + + [...] + 5. Let C be ? Get(originalArray, "constructor"). + [...] + 7. If Type(C) is Object, then + a. Let C be ? Get(C, @@species). +features: [Symbol.species] +---*/ + +var a = []; +a.constructor = {}; + +Object.defineProperty(a.constructor, Symbol.species, { + get: function() { + throw new Test262Error(); + } +}); + +assert.throws(Test262Error, function() { + a.concat(); +}, 'a.concat() throws a Test262Error exception'); + +reportCompare(0, 0); |