diff options
Diffstat (limited to 'js/src/tests/test262/language/statements/class/subclass/builtin-objects/ArrayBuffer/regular-subclassing.js')
-rw-r--r-- | js/src/tests/test262/language/statements/class/subclass/builtin-objects/ArrayBuffer/regular-subclassing.js | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/class/subclass/builtin-objects/ArrayBuffer/regular-subclassing.js b/js/src/tests/test262/language/statements/class/subclass/builtin-objects/ArrayBuffer/regular-subclassing.js new file mode 100644 index 0000000000..d2b319173a --- /dev/null +++ b/js/src/tests/test262/language/statements/class/subclass/builtin-objects/ArrayBuffer/regular-subclassing.js @@ -0,0 +1,28 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +es6id: 24.1.2 +description: Subclassing the ArrayBuffer object +info: | + 24.1.2 The ArrayBuffer Constructor + + ... + + The ArrayBuffer constructor is designed to be subclassable. It may be used as + the value of an extends clause of a class definition. Subclass constructors + that intend to inherit the specified ArrayBuffer behaviour must include a + super call to the ArrayBuffer constructor to create and initialize subclass + instances with the internal state necessary to support the + ArrayBuffer.prototype built-in methods. +---*/ + +class AB extends ArrayBuffer {} + +var ab = new AB(4); + +var sliced = ab.slice(0, 1); + +assert(sliced instanceof AB); +assert(sliced instanceof ArrayBuffer); + +reportCompare(0, 0); |