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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/language/statements/class/subclass/builtin-objects/TypedArray/regular-subclassing.js | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/class/subclass/builtin-objects/TypedArray/regular-subclassing.js b/js/src/tests/test262/language/statements/class/subclass/builtin-objects/TypedArray/regular-subclassing.js new file mode 100644 index 0000000000..abc83cdf31 --- /dev/null +++ b/js/src/tests/test262/language/statements/class/subclass/builtin-objects/TypedArray/regular-subclassing.js @@ -0,0 +1,37 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +es6id: 22.2.4 +description: Subclassing TypedArrays +info: | + 22.2.4 The TypedArray Constructors + + ... + + The TypedArray constructors are designed to be subclassable. They may be used + as the value of an extends clause of a class definition. Subclass constructors + that intend to inherit the specified TypedArray behaviour must include a super + call to the TypedArray constructor to create and initialize the subclass + instance with the internal state necessary to support the + %TypedArray%.prototype built-in methods. +---*/ + +[ + Int8Array, + Uint8Array, + Uint8ClampedArray, + Int16Array, + Uint16Array, + Int32Array, + Uint32Array, + Float32Array, + Float64Array +].forEach(function(Constructor) { + class Typed extends Constructor {} + + var arr = new Typed(2); + + assert.sameValue(arr.length, 2); +}); + +reportCompare(0, 0); |